DR. GREGORY D. ANDREASSIAN M.D.,P.A.
NPI 1619973120
Surgery in Fredericksburg, TX
NPI Status: Active since June 21, 2005
Contact Information
205 W WINDCREST ST STE 130
FREDERICKSBURG, TX
ZIP 78624
Phone: (830) 997-6773
Fax: (830) 997-1961
- Individual
- Male
- Surgery
- Accepts Insurance
- PECOS Enrolled
About GREGORY ANDREASSIAN
This page provides the complete NPI Profile along with additional information for Gregory Andreassian, a provider established in Fredericksburg, Texas with a medical specialization in Surgery. The healthcare provider is registered in the NPI registry with number 1619973120 assigned on June 2005. The practitioner's primary taxonomy code is 208600000X with license number H0136 (TX). The provider is registered as an individual and his NPI record was last updated 4 years ago.
- NPI
- 1619973120
- Provider Name
- DR. GREGORY D. ANDREASSIAN M.D.,P.A.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 205 W WINDCREST ST STE 130 FREDERICKSBURG, TX 78624
- Location Phone
- (830) 997-6773
- Location Fax
- (830) 997-1961
- Mailing Address
- 205 W WINDCREST ST STE 130 FREDERICKSBURG, TX 78624
- Mailing Phone
- (830) 997-6773
- Mailing Fax
- (830) 997-1961
- Is Sole Proprietor?
- No
- Enumeration Date
- 06-21-2005
- Last Update Date
- 07-21-2022
- Code Navigator
A surgeon like Gregory Andreassian treats injuries, diseases, and deformities through surgical operations. A surgeon could correct physical deformities, repair bone and tissue, or perform preventive or elective surgeries. Surgeons also examine patients, perform and interpret diagnostic tests, and provide counsel on preventive healthcare.
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
Surgery
- Taxonomy Code
- 208600000X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- H0136
- License State
- TX
- Taxonomy Description
- A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
Insurance Plans Accepted
According to publicly available information the provider might be accepting the following health plans from these health insurance companies:
- Blue Advantage Bronze HMO? 204 - HMO
- Blue Advantage Bronze HMO? 301 - HMO
- Blue Advantage Bronze HMO? Standard - HMO
- Blue Advantage Gold HMO? 206 - HMO
- Blue Advantage Gold HMO? 603 - HMO
- Blue Advantage Gold HMO? Standard - HMO
- Blue Advantage Plus Bronze? 303 - POS
- Blue Advantage Plus Bronze? 305 - POS
- Blue Advantage Plus Bronze? Standard - POS
- Blue Advantage Plus Gold? 203 - POS
- Blue Advantage Plus Gold? 803 - POS
- Blue Advantage Plus Gold? Standard - POS
- Blue Advantage Plus Silver? 202 - POS
- Blue Advantage Plus Silver? 605 - POS
- Blue Advantage Plus Silver? Standard - POS
- Blue Advantage Security HMO? 200 - HMO
- Blue Advantage Silver HMO? 205 - HMO
- Blue Advantage Silver HMO? 801 - HMO
- Blue Advantage Silver HMO? Standard - HMO
*Please verify directly with this provider to make sure your insurance plan is currently accepted.
Medicare Participation & PECOS Enrollment Status
Gregory Andreassian 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
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.
Orthotic Devices
DME-Orthotic Devices (DF010N)
Ostomy skin barrier, solid 4 x 4 or equivalent, extended wear, without built-in convexity, each (HCPCS:A4385)
3 DME suppliers used 20 Medicare Claims 260 Services Paid
DME-Orthotic Devices (DF010N)
Ostomy skin barrier, with flange (solid, flexible, or accordion), extended wear, with built-in convexity, 4 x 4 inches or smaller, each (HCPCS:A4407)
2 DME suppliers used 14 Medicare Claims 170 Services Paid
DME-Orthotic Devices (DF010N)
Ostomy pouch, drainable; for use on barrier with non-locking flange, with filter (2 piece system), each (HCPCS:A4425)
3 DME suppliers used 20 Medicare Claims 310 Services Paid
Durable Medical Equipment
DME-Medical/Surgical Supplies (DA000N)
Adhesive remover, wipes, any type, each (HCPCS:A4456)
3 DME suppliers used 11 Medicare Claims 580 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.
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope
Biopsy of large bowel using a flexible endoscope
Colorectal cancer screening; colonoscopy on individual at high risk
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk
Diagnostic exam of large bowel using a flexible endoscope
Established patient office or other outpatient visit, 20-29 minutes
Established patient office or other outpatient visit, 30-39 minutes
New patient office or other outpatient visit, 30-44 minutes
New patient office or other outpatient visit, 45-59 minutes
Removal of gallbladder using an endoscope
Removal of polyps or growths of large bowel using an endoscope with mechanical snare
Repair of groin hernia (5 years or older)
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
This service was performed 40 times for 40 patientsA biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
This service was performed 109 times for 109 patientsColorectal cancer screening, specifically a colonoscopy, is a preventive measure for those at high risk. A thin, flexible tube with a camera inspects the colon to spot any abnormal growths. This test helps detect potential issues early, enhancing the effectiveness of treatment.
This service was performed 45 times for 45 patientsColorectal cancer screening, such as a colonoscopy, is a preventive measure to detect early signs of cancer in the large intestine. For individuals not at high risk, it's typically recommended at age 50. A small, flexible tube with a camera is used to examine your colon. It's a safe, effective way to catch issues early.
This service was performed 16 times for 16 patientsThis procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.
This service was performed 13 times for 13 patientsThis is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
This service was performed 102 times for 60 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 14 times for 13 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 64 times for 64 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 12 times for 12 patientsThis procedure, known as endoscopic gallbladder removal, involves a surgeon using a special tool called an endoscope to remove your gallbladder through small incisions. It's typically done to treat gallstones and related complications. It's a less invasive method, often leading to quicker recovery.
This service was performed 11 times for 11 patientsThis procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
This service was performed 57 times for 57 patientsRepair of a groin hernia is a procedure aimed at fixing an abnormal bulge that can occur in the area between your abdomen and thigh. This condition happens when tissue pushes through a weak spot in your lower abdominal wall. The repair procedure returns this tissue back to its proper place.
This service was performed 11 times for 11 patientsPhysician Visit Costs
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 78624 ZIP code area.
New Patients Visit Costs *
The most utilized procedure code for new patients office visits is 99203
- Average New Patient Price $84.92
- Minimum New Patient Price $54.84
- Maximum New Patient Price $166.88
- Average New Patient Copayment $21.23
- Minimum New Patient Copayment $13.71
- Maximum New Patient Copayment $41.72
Established Patients Visit Costs *
The most utilized procedure code for established patients office visits is 99213
- Average Established Patient Price $68.55
- Minimum Established Patient Price $17.52
- Maximum Established Patient Price $136.11
- Average Established Patient Copayment $17.13
- Minimum Established Patient Copayment $4.38
- Maximum Established Patient Copayment $34.02
* 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.
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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 1619973120, we treat the final digit (0) 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).
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 70 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 8 providers are registered at the same or a nearby location.
FREDERICKSBURG, TX 78624
FREDERICKSBURG, TX 78624
FREDERICKSBURG, TX 78624
FREDERICKSBURG, TX 78624
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1619973120, enumerated as an "individual" on June 21, 2005.
The provider is located at 205 W WINDCREST ST STE 130 FREDERICKSBURG, TX 78624 and the phone number is (830) 997-6773.
Surgery with taxonomy code 208600000X.
The provider might be accepting Accepts: Blue Cross and Blue Shield of Texas. Please consult your insurance carrier or call the provider to verify.