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

Q: What is Omar Viswanath's NPI number?

The NPI number for Omar Viswanath is 1669813994. It was assigned to this individual provider in the NPPES registry on July 15, 2013.

Q: What is Omar Viswanath's specialty?

The primary specialty registered for this NPI is Anesthesiology, specializing in Pain Medicine, with taxonomy code 207LP2900X.

Q: When was this NPI record last updated?

The NPPES record for Omar Viswanath was last updated on April 8, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

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: November 01, 2026.

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

On this page

About Dr. Omar Viswanath M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. OMAR VISWANATH M.D. (NPI 1669813994) is an individual pain medicine provider in Phoenix, Arizona, licensed in Arizona (55185) and active in the NPI registry since July 2013. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Creighton University School Of Medicine (2013).

NPPES Registry Identity

NPI1669813994

Entity TypeIndividualMale

Primary Taxonomy207LP2900X

Provider Legal NameDR. OMAR VISWANATHCredential: M.D.

Location Address2222 E HIGHLAND AVE STE 110Phoenix, AZ 85016-4874

Mailing Address2222 E Highland Ave Ste 110Phoenix, AZ 85016-4874 · (602) 767-0007 · Fax (602) 767-0027

Phone(602) 767-0007

Sole ProprietorNo

Medical School CMSCreighton University School Of MedicineGraduated 2013

Enumeration DateJuly 15, 2013

Last NPPES UpdateApril 8, 20245 updates tracked since enumeration

NPPES CertifiedApril 8, 2024

✔ NPI 1669813994 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiology · Pain MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207LP2900X

Licenses✔ Licensed in AZ · 55185✔ Licensed in MA · 271672

Definition

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.

2222 E HIGHLAND AVE STE 110, Phoenix, AZ 85016

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Secondary Practice Locations 3

Location 11 Brookline Place, Arnold Warfield Pain CenterBrookline, MA 02445 · Phone (617) 278-8000 · Fax (617) 278-8065

Location 21850 N Central Ave Ste 1600Phoenix, AZ 85004 · Phone (602) 262-8900 · Fax (602) 262-8890

Location 3645 E Missouri Ave Ste 300Phoenix, AZ 85012 · Phone (602) 262-8900 · Fax (602) 262-8890

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter Health, Blue Cross Blue Shield of Arizona and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Omar Viswanath M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8628320363

PECOS Enrollment IDI20181009000796

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

Medicare enrollment records show Omar Viswanath reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Mountain View Pain And Wellness Inc

0.8 mi

Pain Medicine

4105 N 20TH ST STE 130
Phoenix, AZ 85016

Reassigned Medicare billing, Arizona enrollment
4 clinicians in this Medicare group

NPI 1255166120 (602) 767-0008

Mountain View Headache And Spine Institute PLLC

11 mi

Pain Medicine

4729 E UNION HILLS DR, SUITE 111
Phoenix, AZ 85050

Reassigned Medicare billing, Arizona enrollment
25 clinicians in this Medicare group

NPI 1356925960 (602) 767-0007

Innovative Pain And Wellness Plc

12 mi

Interventional Pain Medicine

18511 N SCOTTSDALE ROAD, SUITE 202
Scottsdale, AZ 85255

Reassigned Medicare billing, Arizona enrollment
13 clinicians in this Medicare group

NPI 1659812444 (480) 306-7242

Rsh LLC

17 mi

Multi-Specialty

14810 N DEL WEBB BLVD
Sun City, AZ 85351

Reassigned Medicare billing, Arizona enrollment
13 clinicians in this Medicare group

NPI 1861275729 (623) 244-0870

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 38

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

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.

757 services260 patients

Unclassified drugs J3490

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.

586 services32 patients

Injection, dexamethasone sodium phosphate, 1 mg J1100

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.

566 services75 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301

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.

515 services122 patients

Injection, ondansetron hydrochloride, per 1 mg J2405

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.

428 services19 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

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.

331 services144 patients

Low osmolar contrast material, 200-299 mg/ml iodine concentration, per ml Q9966

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.

166 services108 patients

Insertion of needle into vein (3 years or older) 36410

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.

163 services43 patients

Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 96365

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.

163 services43 patients

Infusion into a vein for therapy, prevention, or diagnosis, each additional hour 96366

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.

163 services43 patients

Infusion, normal saline solution , 1000 cc J7030

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.

163 services43 patients

Injection of additional new drug or substance into vein 96375

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.

146 services20 patients

Care management services for behavioral health conditions, 20 minutes or more clinical staff time directed by health care professional 99484

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.

117 services83 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

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.

99 services99 patients

Infusion into a vein for therapy, prevention, or diagnosis concurrent with another infusion 96368

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.

56 services26 patients

Injection, pyridoxine hcl, 100 mg J3415

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.

56 services26 patients

Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg J3420

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.

56 services26 patients

Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level 64483

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.

55 services45 patients

Complete ultrasound study of arm and leg arteries 93923

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.

50 services25 patients

Injection of trigger points, 3 or more muscles 20553

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.

42 services34 patients

Injection of lower or sacral spine facet joint using imaging guidance, single level 64493

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.

42 services26 patients

Injection of lower or sacral spine facet joint using imaging guidance, second level 64494

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.

42 services26 patients

Injection of upper or middle spine facet joint using imaging guidance, single level 64490

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.

39 services26 patients

Injection of upper or middle spine facet joint using imaging guidance, second level 64491

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.

39 services26 patients

Destruction of lower or sacral spinal facet joint nerves using imaging guidance, each additional facet joint 64636

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.

37 services33 patients

Destruction of lower or sacral spinal facet joint nerves using imaging guidance, single facet joint 64635

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.

36 services33 patients

Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, each additional level 64484

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.

33 services25 patients

Injection of substance into lower spine canal using imaging guidance 62323

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.

30 services25 patients

Injection of anesthetic or steroid into joint between lower spine and hip bone using imaging guidance 27096

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.

28 services23 patients

Ambulatory blood pressure monitoring, 1 day or longer, with review, interpretation and report 93790

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.

28 services21 patients

Aspiration and/or injection of fluid from large joint 20610

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.

25 services22 patients

Testing of autonomic (sympathetic) nervous system function 95923

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.

25 services25 patients

Testing of autonomic (sympathetic and parasympathetic) nervous system function, at least 5 minutes of tilt 95924

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.

25 services25 patients

Injection, lidocaine hcl for intravenous infusion, 10 mg J2001

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.

22 services16 patients

Electrocardiogram (ecg) 1 to 3 leads with review by physician 93040

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.

20 services20 patients

Injection of substance into middle or upper spine canal using imaging guidance 62321

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.

18 services16 patients

Destruction of upper or middle spinal facet joint nerves using imaging guidance, single facet joint 64633

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.

16 services15 patients

Destruction of upper or middle spinal facet joint nerves using imaging guidance, each additional facet joint 64634

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.

15 services14 patients

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SYNERGEX MED AZ PC

Psychiatry & Neurology (Pain Medicine)

2222 E HIGHLAND AVE STE 110
PHOENIX, AZ 85016

Maricopa County (562) 414-4452

DR. RUCHIR GUPTA MD

Anesthesiology (Pain Medicine)

2222 E HIGHLAND AVE STE 110
PHOENIX, AZ 85016

Maricopa County (602) 767-0007

SONORAN PAIN AND WELLNESS, PLLC

Anesthesiology (Pain Medicine)

2222 E HIGHLAND AVE STE 110
PHOENIX, AZ 85016

Maricopa County (917) 443-1263

DR. JEFFREY KRAUSE MD

Anesthesiology (Pain Medicine)

2222 E HIGHLAND AVE STE 110
PHOENIX, AZ 85016

Maricopa County (602) 767-0007

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Omar Viswanath's NPI number?

The NPI number for Omar Viswanath is 1669813994. It was assigned to this individual provider in the NPPES registry on July 15, 2013.

Where is Omar Viswanath located?

Omar Viswanath practices at 2222 E Highland Ave Ste 110, Phoenix, AZ 85016. The listed phone number is (602) 767-0007.

What is Omar Viswanath's specialty?

The primary specialty registered for this NPI is Anesthesiology, specializing in Pain Medicine, with taxonomy code 207LP2900X.

Is Omar Viswanath enrolled in Medicare?

Yes. Omar Viswanath is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Omar Viswanath's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Omar Viswanath reassigns Medicare benefits to 4 organizations: Mountain View Pain And Wellness Inc (Phoenix, AZ), Mountain View Headache And Spine Institute PLLC (Phoenix, AZ), Innovative Pain And Wellness Plc (Scottsdale, AZ) and Rsh LLC (Sun City, AZ). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Omar Viswanath's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Omar Viswanath accept?

Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Blue Cross Blue Shield of Arizona, Imperial Insurance Companies, Inc. and Oscar Health Plan, Inc. list Omar Viswanath as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Omar Viswanath was last updated on April 8, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.