DR. OMAR VISWANATH M.D.
NPI 1669813994
Anesthesiology - Pain Medicine in Phoenix, AZ

Active since July 15, 2013PECOS EnrolledAccepts Medicare Assignment
2222 E HIGHLAND AVE STE 110, PHOENIX, AZ 85016(602) 767-0007 Get Directions Write a Review

NPPES record last updated: April 8, 2024. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Apr 8, 2024, Jul 21, 2022, Nov 5, 2018 and 2 more (5 updates tracked since 2017).

  • Individual
  • Male
  • Years of Experience 14
  • Anesthesiology
  • Pain Medicine
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About OMAR VISWANATH

This page provides the complete NPI Profile along with additional information for Omar Viswanath, a provider established in Phoenix, Arizona with a medical specialization in Anesthesiology, focusing in pain medicine and more than 14 years of experience. He graduated from Creighton University School Of Medicine in 2013. The healthcare provider is registered in the NPI registry with number 1669813994 assigned on July 2013. The practitioner's primary taxonomy code is 207LP2900X with license number 55185 (AZ). The provider is registered as an individual and his NPI record was last updated 2 years ago.

NPI
1669813994
Provider Name
DR. OMAR VISWANATH M.D.
Gender
Male
Entity Type
Individual
Location Address
2222 E HIGHLAND AVE STE 110 PHOENIX, AZ 85016
Location Phone
(602) 767-0007
Mailing Address
2222 E HIGHLAND AVE STE 110 PHOENIX, AZ 85016
Mailing Phone
(602) 767-0007
Mailing Fax
(602) 767-0027
Medical School Name
CREIGHTON UNIVERSITY SCHOOL OF MEDICINE
Graduation Year
2013
Is Sole Proprietor?
No
Enumeration Date
07-15-2013
Last Update Date
04-08-2024
Code Navigator

Location Map

Secondary Locations

  • 1 Brookline Place Arnold Warfield Pain Center
    Brookline, MA 02445
    (617) 278-8000
  • 1850 N Central Ave Ste 1600
    Phoenix, AZ 85004
    (602) 262-8900
  • 1850 N Central Ave Ste 1600
    Phoenix, AZ 85004
    (602) 262-8900
  • 645 E Missouri Ave Ste 300
    Phoenix, AZ 85012
    (602) 262-8900

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

Anesthesiology Pain Medicine

Taxonomy Code
207LP2900X
Type
Allopathic & Osteopathic Physicians
License No.
55185
License State
AZ
Taxonomy Description
An anesthesiologist who provides a high level of care, either as a primary physician or consultant, for patients experiencing problems with acute, chronic and/or cancer pain in both hospital and ambulatory settings. Patient care needs are also coordinated with other specialists.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207LP2900XAllopathic & Osteopathic Physicians

Anesthesiology
Pain Medicine

271672 (MA)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • Choice Bronze HSA - HMO
  • Choice Bronze HSA + Vision + Adult Dental - HMO
  • Complete Gold - HMO
  • Complete Gold + Vision + Adult Dental - HMO
  • Complete Silver - HMO
  • Complete Silver + Vision + Adult Dental - HMO
  • Elite Gold - HMO
  • Elite Gold + Vision + Adult Dental - HMO
  • Everyday Bronze - HMO
  • Everyday Bronze + Vision + Adult Dental - HMO
  • Standard Expanded Bronze - HMO
  • Standard Expanded Bronze + Vision + Adult Dental - HMO
  • Standard Gold - HMO
  • Standard Gold + Vision + Adult Dental - HMO
  • Standard Silver - HMO
  • Standard Silver + Vision + Adult Dental - HMO
  • AZ Blue ACA StandardHealth Silver with Health Choice - HMO
  • Imperial Preferred Gold - HMO
  • Imperial Preferred Silver - HMO
  • Imperial Standard Bronze - HMO
  • Imperial Standard Gold - HMO
  • Imperial Standard Silver - HMO
  • Bronze Classic Standard - HMO
  • Bronze Elite + PCP Saver Plus - HMO
  • Bronze Simple - HMO
  • Bronze Simple Breathe Easy with Enhanced COPD Benefits - HMO
  • Bronze Simple Chronic Care CKM - HMO
  • Buena Salud Bronce Simple Para Diabetes - HMO
  • Gold Classic - HMO
  • Gold Classic Standard - HMO
  • Gold Simple - HMO
  • Gold Simple Diabetes - HMO
  • Silver Classic Standard - HMO
  • Silver Elite Saver Plus - HMO
  • Silver Simple Chronic Care CKM - HMO
  • Silver Simple Diabetes - HMO
  • Silver Simple PCP Saver - HMO
  • Silver Simple Specialist Saver with COPD - HMO
  • Silver Simple Women's Health with Menopause Benefits - HMO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Medicare Participation & PECOS Enrollment Status

Omar Viswanath 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.

Omar Viswanath 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: 8628320363

    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: I20181009000796

    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

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.

Ambulatory blood pressure monitoring, 1 day or longer, with review, interpretation and report

Ambulatory blood pressure monitoring is a non-invasive process where your blood pressure is checked regularly over 24 hours or more while you go about your daily activities. The data collected is then reviewed, interpreted, and reported to provide an accurate picture of your blood pressure behavior.

This service was performed 28 times for 21 patients

Aspiration and/or injection of fluid from large joint

This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.

This service was performed 25 times for 22 patients

Care management services for behavioral health conditions, 20 minutes or more clinical staff time directed by health care professional

Care management for behavioral health involves a healthcare professional directing clinical staff to provide you with support for 20 minutes or more. This service can include planning your care, coordinating services, and managing your health conditions to improve your overall well-being.

This service was performed 117 times for 83 patients

Complete ultrasound study of arm and leg arteries

This procedure involves using sound waves to produce images of your arm and leg arteries. It helps identify blockages or abnormalities that could lead to conditions like stroke or peripheral artery disease. It's non-invasive and painless.

This service was performed 50 times for 25 patients

Destruction of lower or sacral spinal facet joint nerves using imaging guidance, each additional facet joint

This procedure involves using imaging technology to locate and treat nerves in your lower spine or sacral area that may be causing pain. Each additional facet joint refers to treating more than one spinal nerve. It's a non-invasive way to manage chronic back pain.

This service was performed 37 times for 33 patients

Destruction of lower or sacral spinal facet joint nerves using imaging guidance, single facet joint

This procedure involves using imaging guidance to accurately target and destroy nerves in the lower or sacral spinal facet joint. It's done to relieve chronic back pain. The process is safe and usually effective.

This service was performed 36 times for 33 patients

Destruction of upper or middle spinal facet joint nerves using imaging guidance, each additional facet joint

This procedure involves the use of imaging technology to accurately target and destroy nerves in the upper or middle spinal facet joints, which may be causing pain. Each additional facet joint treated follows the same process.

This service was performed 15 times for 14 patients

Destruction of upper or middle spinal facet joint nerves using imaging guidance, single facet joint

This procedure involves the use of imaging technology to guide a needle to the nerves of a single facet joint in the upper or middle spine. The nerves are then treated to alleviate pain and improve mobility.

This service was performed 16 times for 15 patients

Electrocardiogram (ecg) 1 to 3 leads with review by physician

An Electrocardiogram (ECG) is a non-invasive test that records the electrical activity of your heart. It uses 1 to 3 leads (sensors) placed on your skin. A physician reviews the results to assess heart rate, rhythm, and detect any abnormalities.

This service was performed 20 times for 20 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more

This 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 331 times for 144 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more

This 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 757 times for 260 patients

Infusion into a vein for therapy, prevention, or diagnosis concurrent with another infusion

An infusion into a vein is a method of delivering medication, nutrients, or fluids directly into your bloodstream. If it's concurrent with another infusion, it means two different solutions are given at the same time. This can be for treatment, prevention, or diagnostic purposes.

This service was performed 56 times for 26 patients

Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less

This is a procedure where a medical professional inserts a small tube into your vein to deliver medication, nutrients, or fluids directly into your bloodstream. This can be for treatment, prevention, or diagnosis. The process typically takes less than an hour.

This service was performed 163 times for 43 patients

Infusion into a vein for therapy, prevention, or diagnosis, each additional hour

This procedure involves delivering medication, fluids, or nutrients directly into your vein. This is done to treat, prevent, or diagnose various conditions. Each additional hour refers to the extended time you may need to receive these substances for optimal results.

This service was performed 163 times for 43 patients

Infusion, normal saline solution , 1000 cc

An infusion of normal saline solution, 1000 cc, is a common medical procedure. It involves introducing a saltwater solution into your bloodstream via an intravenous (IV) line. This helps to hydrate your body, correct electrolyte imbalances, and deliver medications if needed.

This service was performed 163 times for 43 patients

Injection of additional new drug or substance into vein

This procedure involves introducing a new medication or substance into your bloodstream via a vein. It's typically done using a small needle. The substance can help treat various conditions or assist in diagnostic procedures. It's generally safe and monitored by professionals.

This service was performed 146 times for 20 patients

Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, each additional level

This procedure involves injecting an anesthetic or steroid drug into the sacral spine nerve root. It's done under imaging guidance to ensure accuracy. The process can be repeated for each additional level of the spine to help manage pain or inflammation.

This service was performed 33 times for 25 patients

Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level

This procedure involves injecting a mix of numbing and anti-inflammatory medication into a specific nerve root in the lower back. It helps manage pain and reduce inflammation. The process is guided by imaging technology for precision.

This service was performed 55 times for 45 patients

Injection of anesthetic or steroid into joint between lower spine and hip bone using imaging guidance

This procedure involves injecting medicine into the joint where your lower spine meets your hip bone. Using special imaging technology, the doctor ensures the medicine is delivered accurately. This can help reduce pain and inflammation in that area.

This service was performed 28 times for 23 patients

Injection of lower or sacral spine facet joint using imaging guidance, second level

This procedure involves injecting medication into the facet joints of your lower or sacral spine to manage pain. Imaging guidance ensures accurate placement. It's the second level, meaning it's done on two different joint levels.

This service was performed 42 times for 26 patients

Injection of lower or sacral spine facet joint using imaging guidance, single level

This procedure involves injecting medication into the facet joint in your lower back or sacral spine. It's done under imaging guidance to ensure accuracy. The aim is to alleviate pain and inflammation. It's a safe, often effective method for managing spinal discomfort.

This service was performed 42 times for 26 patients

Injection of substance into lower spine canal using imaging guidance

This procedure involves injecting a substance into your lower spine canal, guided by real-time images. It's done to diagnose or treat various conditions. You may feel slight discomfort, but it's generally safe and can provide valuable information for your treatment plan.

This service was performed 30 times for 25 patients

Injection of substance into middle or upper spine canal using imaging guidance

This procedure involves injecting a substance into your middle or upper spine canal. It's performed under imaging guidance to ensure accuracy. The substance can help diagnose or treat various conditions, providing relief from symptoms.

This service was performed 18 times for 16 patients

Injection of trigger points, 3 or more muscles

Trigger 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 42 times for 34 patients

Injection of upper or middle spine facet joint using imaging guidance, second level

This procedure involves injecting medication into the upper or middle spine facet joint, a small joint in your back. This is done under imaging guidance for precision. It's a second-level procedure, meaning it's done on two separate joints. It can help reduce pain and inflammation.

This service was performed 39 times for 26 patients

Injection of upper or middle spine facet joint using imaging guidance, single level

This procedure involves injecting medication into a joint in your upper or middle spine. It's performed under imaging guidance for precision. The aim is to reduce inflammation and pain. It's a single-level process, meaning one joint is treated at a time.

This service was performed 39 times for 26 patients

Injection, dexamethasone sodium phosphate, 1 mg

Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.

This service was performed 566 times for 75 patients

Injection, lidocaine hcl for intravenous infusion, 10 mg

Lidocaine HCL is a medication used to decrease pain or discomfort. In this procedure, it's given through an IV infusion, which means it's slowly injected into your vein. It's often used during minor surgeries or procedures to help keep you comfortable.

This service was performed 22 times for 16 patients

Injection, ondansetron hydrochloride, per 1 mg

Ondansetron hydrochloride is a medication given via injection to help prevent nausea and vomiting, often due to chemotherapy or surgery. It works by blocking certain chemicals in the body that trigger these symptoms.

This service was performed 428 times for 19 patients

Injection, pyridoxine hcl, 100 mg

Pyridoxine HCL, also known as Vitamin B6, is administered through an injection, typically for those with a deficiency. This vitamin helps the body produce proteins, hormones, and neurotransmitters. It can also support brain development and function.

This service was performed 56 times for 26 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg

Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.

This service was performed 515 times for 122 patients

Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg

This is a procedure where a small dose of Vitamin B-12, also known as Cyanocobalamin, is injected into your body. This vitamin is essential for nerve function and the production of red blood cells. It's often used to treat vitamin B-12 deficiency.

This service was performed 56 times for 26 patients

Insertion of needle into vein (3 years or older)

This procedure involves placing a small needle into a vein, typically in the arm. It's done to collect blood for testing or to deliver medication. You may feel a quick pinch, but it's usually over in seconds. It's a common, safe procedure.

This service was performed 163 times for 43 patients

Low osmolar contrast material, 200-299 mg/ml iodine concentration, per ml

Low osmolar contrast material with 200-299 mg/ml iodine concentration is a type of dye used in certain medical tests like CT scans or X-rays. It helps to highlight specific areas in your body, making them easier to see and examine. It's safe and commonly used.

This service was performed 166 times for 108 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more

This 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 99 times for 99 patients

Testing of autonomic (sympathetic and parasympathetic) nervous system function, at least 5 minutes of tilt

This procedure tests how your autonomic nervous system, which controls body functions like heart rate and blood pressure, responds to changes in body position. You'll be secured on a tilt table and monitored for at least 5 minutes as the table is tilted to simulate standing up.

This service was performed 25 times for 25 patients

Testing of autonomic (sympathetic) nervous system function

Testing of autonomic nervous system function assesses how well your body's automatic processes, like heart rate and blood pressure, are working. It involves various non-invasive tests like heart rate variability and sweat production tests.

This service was performed 25 times for 25 patients

Unclassified drugs

Unclassified drugs are medications that don't fit into an existing category or class due to their unique properties or uses. They may be used for various conditions and their effects may differ widely. Always ask your healthcare provider for more information about these drugs.

This service was performed 586 times for 32 patients

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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 1669813994, we treat the final digit (4) 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 76. The final step is to find the difference between that total and the next multiple of ten (80 - 76 = 4).

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.

Pos 1
1
Doubled → 2
Pos 2
6
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
9
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
1
Unchanged
Pos 7
3
Doubled → 6
Pos 8
9
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
4
Target digit
Regular digit Doubled digit Check digit

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.

1 → 2 6 → 12 → 3 8 → 16 → 7 3 → 6 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 6 + 1 + 2 + 9 + 1 + 6 + 1 + 6 + 9 + 1 + 8 + 24 = 76

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 76 is 80. The difference is the calculated check digit.

80 - 76 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1669813994.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Anesthesiology (Pain Medicine)
2222 E HIGHLAND AVE STE 110
PHOENIX, AZ 85016
Anesthesiology (Pain Medicine)
2222 E HIGHLAND AVE STE 110
PHOENIX, AZ 85016
Anesthesiology (Pain Medicine)
2222 E HIGHLAND AVE STE 110
PHOENIX, AZ 85016
Psychiatry & Neurology (Pain Medicine)
2222 E HIGHLAND AVE STE 110
PHOENIX, AZ 85016

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1669813994, enumerated as an "individual" on July 15, 2013.

The provider is located at 2222 E HIGHLAND AVE STE 110 PHOENIX, AZ 85016 and the phone number is (602) 767-0007.

Anesthesiology with taxonomy code 207LP2900X and a focus in Pain Medicine.

The provider might be accepting Accepts: Ambetter from Arizona Complete Health, Blue Cross. Please consult your insurance carrier or call the provider to verify.