CHRISTIAN NABIL ATHANASSIOUS M.D.
NPI 1043471279
Orthopaedic Surgery in Santa Rosa, CA
Quality Rating: 73.79 out of 100 score
NPI Status: Active since June 20, 2008
Contact Information
1405 MONTGOMERY DR
SANTA ROSA, CA
ZIP 95405
Phone: (707) 546-1922
Fax: (707) 546-1897
- Individual
- Male
- Years of Experience 18
- Orthopaedic Surgery
- Accepts Medicare Approved Payment
- PECOS Enrolled
About CHRISTIAN ATHANASSIOUS
This page provides the complete NPI Profile along with additional information for Christian Athanassious, a provider established in Santa Rosa, California with a medical specialization in Orthopaedic Surgery and more than 18 years of experience. The healthcare provider is registered in the NPI registry with number 1043471279 assigned on June 2008. The practitioner's primary taxonomy code is 207X00000X with license number A124589 (CA). The provider is registered as an individual and his NPI record was last updated 12 years ago.
- NPI
- 1043471279
- Provider Name
- CHRISTIAN NABIL ATHANASSIOUS M.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 1405 MONTGOMERY DR SANTA ROSA, CA 95405
- Location Phone
- (707) 546-1922
- Location Fax
- (707) 546-1897
- Mailing Address
- 1405 MONTGOMERY DR SANTA ROSA, CA 95405
- Mailing Phone
- (707) 546-1922
- Mailing Fax
- (707) 546-1897
- Medical School Name
- OTHER
- Graduation Year
- 2008
- Is Sole Proprietor?
- No
- Enumeration Date
- 06-20-2008
- Last Update Date
- 10-15-2014
- Code Navigator
Location Map
Specialty - Primary Taxonomy
The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.
- Classification
Orthopaedic Surgery
- Taxonomy Code
- 207X00000X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- A124589
- License State
- CA
- Taxonomy Description
- An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.
Insurance Plans Accepted
According to publicly available information the provider might be accepting the following health plans from these health insurance companies:
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
*Please verify directly with this provider to make sure your insurance plan is currently accepted.
Additional Identifiers
The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.
| Identifier | Type / Code | Identifier State | Identifier Issuer |
|---|---|---|---|
| CA128272 | MEDICARE PIN (08) |
Medicare Participation & PECOS Enrollment Status
Christian Athanassious is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.
Christian Athanassious is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.
What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.
Is the provider registered in PECOS? Yes
PECOS PAC ID: 3173766755
What is the PECOS Associate Control ID?
A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.PECOS Enrollment ID: I20130829000470
What is the Provider Enrollment ID?
The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.Accepts Medicare Assignment? Yes
What does it mean "accepts medicare assignment"?
When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes
Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes
Eligible to Order or Refer a Home Health Agency (HHA): Yes
Eligible to Order or Refer Power Mobility Devices: Yes
Provider Referred Orders for Durable Medical Equipment, Devices & Supplies
The following list reflects the services, supplies or durable medical equipment ordered by this provider to a DME supplier on behalf of patients. The information below is derived from Medicare claims data and reflects the BETOS category, HCPCS code information and the number times each service was submitted under the Medicare fee-for-service program.
Durable Medical Equipment
DME-Other DME (DE000N)
Walker, folding, wheeled, adjustable or fixed height (HCPCS:E0143)
3 DME suppliers used 13 Medicare Claims 13 Services Paid
Orthotic Devices
DME-Orthotic Devices (DF000N)
Cervical, multiple post collar, occipital/mandibular supports, adjustable (HCPCS:L0180)
3 DME suppliers used 19 Medicare Claims 19 Services Paid
Areas of Expertise
The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.
Application of hot wax bath
Application of ultrasound, each 15 minutes
Electrical stimulation (unattended), to one or more areas for indication(s) other than wound care, as part of a therapy plan of care
Established patient office or other outpatient visit, 30-39 minutes
Established patient office or other outpatient visit, 40-54 minutes
Evaluation for occupational therapy, typically 30 minutes
Evaluation for physical therapy, typically 20 minutes
Fusion of lower back spine bone and partial removal of spine bone or disc through back, each additional disc
Fusion of lower spine bone and partial removal of spine bone or disc through back, 1 disc
Fusion of lower spine bone through abdomen with partial removal of disc
Fusion of lower spine bone through side with partial removal of disc, 1 bone
Fusion of spine bones through front of body with partial removal of disc, each additional disc
Fusion of upper spine bone with removal of disc and release of spinal cord or nerve, 1 disc
Fusion of upper spine bone with removal of disc and release of spinal cord or nerve, each additional disc
Harvest of bone fragment for spine bone graft
Injection of trigger points, 1-2 muscles
Injection of trigger points, 3 or more muscles
Injection, methylprednisolone acetate, 40 mg
Insertion of cage or mesh device to spine bone and disc space during spine fusion
Laminectomy or laminotomy (partial removal of spine bones)
New patient office or other outpatient visit, 30-44 minutes
New patient office or other outpatient visit, 45-59 minutes
Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment
Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment
Placement of stabilizing device to back of 1 spine bone in neck
Placement of stabilizing device to back, 3-6 spine bone segments
Placement of stabilizing device to front, 2-3 spine bone segments
Spinal fusion
Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes
Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes
Therapy procedure using manual technique, each 15 minutes
X-ray of lower and sacral spine, 2-3 views
X-ray of lower and sacral spine, minimum of 4 views
X-ray of middle spine, 2 views
X-ray of upper spine, 2-3 views
X-ray of upper spine, 6 or more views
A hot wax bath, also known as paraffin wax treatment, is a therapy often used for pain relief in your hands, feet, or other areas. The warm wax helps increase blood flow, relax muscles, and reduce stiffness in joints. It's completely safe and can be especially beneficial for those with arthritis or other similar conditions.
This service was performed 31 times for 26 patientsUltrasound is a medical procedure that uses high-frequency sound waves to capture live images from inside your body. It's a painless process typically lasting 15 minutes per session. This method aids in diagnosing conditions and monitoring health without any radiation exposure.
This service was performed 28 times for 23 patientsElectrical stimulation is a therapy method where mild electrical pulses are used to treat pain or stimulate muscles in certain areas. It's not for wound care but is part of a broader therapy plan. It's safe, non-invasive, and can help improve overall health.
This service was performed 127 times for 94 patientsThis is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
This service was performed 318 times for 234 patientsThis service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
This service was performed 371 times for 258 patientsAn evaluation for occupational therapy is a process where a therapist assesses your physical and mental abilities to perform daily activities. This 30-minute session helps identify any difficulties you may have and develop strategies for improvement.
This service was performed 11 times for 11 patientsAn evaluation for physical therapy is a short, 20-minute assessment where your physical condition, mobility, and pain levels are examined. This helps in designing a personalized therapy plan to enhance your physical function and well-being.
This service was performed 12 times for 12 patientsThis procedure involves joining together lower back spine bones, and partially removing spine bone or disc from the back. If more discs need to be treated, each additional disc will go through the same process. This is done to alleviate pain and improve spine stability.
This service was performed 38 times for 24 patientsThis procedure involves the fusion of a lower spine bone and the partial removal of a spine bone or disc from the back. It's done to relieve pain or correct a deformity. One disc is involved in this procedure. Recovery time varies based on individual health.
This service was performed 36 times for 36 patientsThis procedure involves merging the bones in your lower spine through an abdominal approach. A portion of the disc, which acts like a cushion between your vertebrae, is partially removed. The goal is to alleviate back pain by limiting movement in the problem area of your spine.
This service was performed 19 times for 19 patientsThis procedure involves merging one bone in the lower spine with another through a side approach. Part of the disc, which acts as a cushion between the bones, is partially removed to help with the fusion. This aims to alleviate back pain and improve spinal stability.
This service was performed 17 times for 17 patientsThis procedure involves merging spine bones via the front of the body. A portion of each additional disc is removed to ease pressure and discomfort. This helps to stabilize the spine and improve mobility.
This service was performed 14 times for 12 patientsThis procedure involves fusing together the bones in the upper spine to stabilize it. A disc is removed to ease pressure on the spinal cord or nerve. This helps reduce pain and improve mobility. This is a common treatment for certain spinal conditions.
This service was performed 23 times for 23 patientsThis is a surgical procedure where the upper spine bones are joined together after removing a disc. This helps to relieve pressure on the spinal cord or nerves. If more discs need to be removed, the same process is repeated for each additional disc.
This service was performed 28 times for 20 patientsA harvest of a bone fragment for a spine bone graft is a procedure where a small piece of bone is taken from another part of your body. This bone is then used to help repair or strengthen areas in your spine that may be damaged or weak.
This service was performed 62 times for 58 patientsTrigger point injection is a procedure used to treat painful areas of muscle that contain trigger points, or knots of muscle that form when muscles do not relax. 1-2 muscles are typically treated in one session. The procedure involves injecting medications into these points to alleviate pain.
This service was performed 16 times for 11 patientsTrigger point injection therapy involves injecting medication into specific areas of your muscles, known as trigger points. These are areas that produce pain and discomfort. If you have three or more muscles affected, each will be treated individually.
This service was performed 38 times for 28 patientsMethylprednisolone acetate is a medication given through an injection. It's a type of corticosteroid, which reduces inflammation and immune responses. It can be used to treat various conditions like arthritis, allergies, and skin diseases. This dose is 40 mg.
This service was performed 61 times for 39 patientsSpine fusion is a procedure to join two or more vertebrae. During this process, a cage or mesh device is inserted into the spine bone and disc space. This helps to stabilize the spine, reduce pain, and improve functionality. The device acts as a bridge for new bone to grow on.
This service was performed 121 times for 58 patientsA laminectomy or laminotomy is a surgical procedure that involves removing part of the bone in your spine, specifically the lamina, to alleviate pressure on your spinal cord or nerves. This can help reduce pain and improve mobility if you're suffering from conditions like herniated discs or spinal stenosis.
This service was performed for 31 patientsThis service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
This service was performed 18 times for 18 patientsThis is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
This service was performed 100 times for 100 patientsThis procedure involves removing part of a spine bone to alleviate pressure on the lower spinal cord and/or nerves. It targets a single segment of the spine, improving mobility and reducing pain. It's a common treatment for conditions like herniated discs or spinal stenosis.
This service was performed 35 times for 34 patientsThis procedure involves the partial removal of a bone in your spine to alleviate pressure on your spinal cord or nerves. It may be performed on multiple spine segments depending on your condition. The aim is to improve mobility and reduce pain or discomfort.
This service was performed 21 times for 18 patientsThis procedure involves positioning a stabilizing device onto a single spinal bone in the neck. The goal is to provide support and prevent movement that could cause discomfort or further injury. It's performed by trained specialists under anesthesia.
This service was performed 14 times for 14 patientsThis procedure involves placing a device on your back to stabilize 3-6 spine bone segments. It aids in maintaining spine alignment and reducing pain. The device is secured to the bones, providing support and promoting healing.
This service was performed 23 times for 23 patientsThis procedure involves positioning a stabilizing device on the front of 2-3 segments of your spine. It's designed to provide support and stability to your spine, potentially alleviating discomfort and improving mobility.
This service was performed 58 times for 55 patientsSpinal fusion is a surgical procedure aimed at connecting two or more vertebrae in your spine to reduce pain and improve stability. It involves using a bone graft to cause the vertebrae to grow together, limiting the movement between them. This procedure is often performed to treat conditions like herniated discs or spinal stenosis.
This service was performed for 83 patientsThis therapy helps retrain your brain, nerves, and muscles to work together. Through targeted exercises, your body learns to regain lost functions or improve current abilities. Each session lasts 15 minutes.
This service was performed 68 times for 44 patientsThis therapy involves exercises to boost strength, endurance, flexibility, and range of motion. Each session lasts 15 minutes. The goal is to improve physical function and overall health. It's a safe, beneficial method for enhancing well-being and fitness.
This service was performed 348 times for 180 patientsThis therapy involves using hands-on techniques to help improve your body's movement and function. These techniques may include stretching, resistance exercises, or gentle pressure. Each session lasts 15 minutes and aims to relieve pain, promote healing, and improve your overall health.
This service was performed 174 times for 114 patientsAn X-ray of the lower and sacral spine involves capturing images of your lower back area, including the tailbone. This procedure helps in identifying problems like fractures, infections, or deformities. 2-3 different angle views provide a comprehensive picture.
This service was performed 185 times for 102 patientsAn X-ray of the lower and sacral spine involves capturing images of your lower back and tailbone area. It helps in identifying issues like fractures, arthritis, or other abnormalities. At least four different angles or 'views' are taken to get a comprehensive picture.
This service was performed 225 times for 218 patientsAn X-ray of the middle spine, or thoracic spine, involves capturing two different images of the area. This non-invasive procedure uses small amounts of radiation to visualize the bones and tissues in your back, helping to identify any abnormalities or injuries.
This service was performed 12 times for 12 patientsAn X-ray of the upper spine, with 2-3 views, is a painless procedure that employs a small amount of radiation to capture images of your neck and upper back. It assists in diagnosing conditions like arthritis, fractures, or spinal deformities.
This service was performed 87 times for 44 patientsAn X-ray of the upper spine with 6 or more views involves capturing multiple images of your neck and upper back. This non-invasive procedure helps doctors visualize the bones and joints, aiding in diagnosing conditions such as arthritis, fractures, or spinal deformities.
This service was performed 69 times for 67 patientsPhysician Visit Costs
The typical physician office visit costs for Medicare beneficiaries in this area are: $24.04 for a new patient copayment and $19.48 for an established patient copayment.
The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.
For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.
The prices below reflect the costs for new and established patients in the 95405 ZIP code area.
New Patients Visit Costs *
The most utilized procedure code for new patients office visits is 99203
- Average New Patient Price $96.16
- Minimum New Patient Price $63.04
- Maximum New Patient Price $187.01
- Average New Patient Copayment $24.04
- Minimum New Patient Copayment $15.76
- Maximum New Patient Copayment $46.75
Established Patients Visit Costs *
The most utilized procedure code for established patients office visits is 99213
- Average Established Patient Price $77.94
- Minimum Established Patient Price $21.02
- Maximum Established Patient Price $153.4
- Average Established Patient Copayment $19.48
- Minimum Established Patient Copayment $5.25
- Maximum Established Patient Copayment $38.35
* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.
Overall MIPS Quality Performance
The provider participated in CMS Quality Payment Program under the Merit-based Incentive Payment System (MIPS) and has an overall final score of 73.79, based on four performance areas: quality, improvement activities, promoting interoperability, and cost. The purpose of this information is to help people with Medicare make informed decisions and incentivize doctors and clinicians to maximize performance.
The Merit-based Incentive Payment System (MIPS) is a way providers could use to participate in CMS Quality Payment Program (QPP). The MIPS program affects clinician reimbursement for Part B covered professional services and also rewards them for improving the quality of patient care and outcomes.
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Final Score: 73.79 out of 100
The MIPS program evaluates providers across multiple categories with a specific weight for each category resulting a in a MIPS final score that ranges from 0 to 100 points. The MIPS Final Score determines whether providers receive a negative, neutral or positive MIPS payment adjustment.
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Quality Score: 76.87
The Quality category assesses providers performance on clinical practices and patient outcomes under the traditional MIPS program. The quality measures help identify the quality of healthcare processes, outcomes, and patient experiences. The Quality measure category compromises 40% providers final MPIS scores.
There are six collection types for MIPS quality measures: Electronic Clinical Quality Measures (eCQMs), MIPS Clinical Quality Measures (CQMs), Qualified Clinical Data Registry (QCDR) Measures, Medicare Part B claims measures, CMS Web Interface measures and The Consumer Assessment of Healthcare Providers and Systems (CAHPS) for MIPS Survey.
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Promoting Interoperability Score: 92
The Interoperability category measures the providers ability to use technology to exchange and make use of healthcare information in a way that is less burdensome and improves outcomes. The Interoperability measure category compromises 25% providers final MPIS scores.
The MIPS Interoperability measure focuses on the use of certified electronic health record technology (CEHRT) to improve patient access health information, the exchange of information between clinicians and pharmacies and the systematic collection, analysis, and interpretation of healthcare data. -
Improvement Activities Score: 40
The Improvement Activities performance category evaluates the providers participation in clinical activities that support the improvement of clinical practice, care delivery, and outcomes. Providers have the option to choose 2 to 4 activities from an inventory of over 100 improvement activities. Providers typically choose the activities that best fit their needs. The improvement activities measure category compromises 15% providers final MPIS scores.
The Improvement measures aim to better patient engagement, patient safety and other areas of patient care. The Improvement Activities category compromises 15% of providers final MPIS scores. -
Cost Score: 36.93
The Cost performance category asses the amount and types of services provided and how clinicians coordinate care and seek improvement of health outcomes by ensuring patients receive the appropriate services.
Although providers don't determine the price of healthcare services they are important in delivering high-quality care at a reasonable cost. The Cost measures category compromises 20% of providers final MPIS scores. -
Cost Score: 36.93
The Cost performance category asses the amount and types of services provided and how clinicians coordinate care and seek improvement of health outcomes by ensuring patients receive the appropriate services.
Although providers don't determine the price of healthcare services they are important in delivering high-quality care at a reasonable cost. The Cost measures category compromises 20% of providers final MPIS scores.
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NPI NPI Number Validation
How NPI Validation Works
The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.
To verify the NPI 1043471279, we treat the final digit (9) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).
Digit-by-digit view
Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.
Step 1: Double every other digit from the right
Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 61 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 18 providers are registered at the same or a nearby location.
SANTA ROSA, CA 95405
SANTA ROSA, CA 95405
SANTA ROSA, CA 95405
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1043471279, enumerated as an "individual" on June 20, 2008.
The provider is located at 1405 MONTGOMERY DR SANTA ROSA, CA 95405 and the phone number is (707) 546-1922.
Orthopaedic Surgery with taxonomy code 207X00000X.
The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.