NPPES file of Aug 9, 2026

Nikolay Martirosyan, MD, PHD

Neurological Surgery Physician · Phoenix, AZ

Nikolay Martirosyan, MD, PHD is a neurological surgery physician with a practice address in Phoenix, Arizona, and NPI 1619239142, issued on Jun 11, 2012. Check the license (Arizona 51146, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1619239142
Name
Nikolay Martirosyan
Credential
MD, PHD
Primary taxonomy
Neurological Surgery Physician 207T00000X
License numbers
51146 AZ
R73272 AZ
MD-45705 IA
Self-reported in NPPES; status is on the state search
Practice location
755 E Mcdowell RD, Phoenix, AZ 85006
Phone
(602) 521-3550
Enumerated
Jun 11, 2012
Record last updated
Jul 23, 2025
Fax
(602) 635-6572
Medicare enrollment
Enrolled (PECOS I20221228003096); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 755 E Mcdowell RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. William Acker, M.D.Diagnostic Radiology Physician1730168162
  2. Michael Allen, CRNACertified Registered Nurse Anesthetist1407826878
  3. Ambar Andrade, M.D., FACCAdvanced Heart Failure and Transplant Cardiology Physician1174751978
  4. Linda Ausdahl, RNFARegistered Nurse1760454763
  5. James Austin, MDSurgery Physician1265411763
  6. Elizabeth Batterton, M.D.Sports Medicine (Family Medicine) Physician1639435266

Verify Nikolay Martirosyan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 51146
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Arizona license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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57% fewer Medicare Part D claims than the average neurological surgery physician in 2024

74 Medicare Part D claims for 35 beneficiaries, against an average of 172 among the 4,378 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 38 claims were for opioids.

  1. Nikolay Martirosyan74
  2. Specialty average172

Most prescribed

  1. Hydrocodone-Acetaminophen22 claims
  2. Gabapentin14 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $21,151.88

171 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 5,377 providers of this specialty with any payment received $14,925.58 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nikolay Martirosyan$21,152
  2. Specialty average$14,926

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Banner - University Physician Specialists LLCPhoenix, AZ

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Nikolay Martirosyan among 198 neurological surgery physician records in Arizona

Nikolay Martirosyan, MD, PHD is one of 198 neurological surgery physician records with a practice address in Arizona. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 62% of them.

  • NPI issued2012 · 62% of these records are older, 34% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2005 · median 2004 among the 124 with a school on file
  • Record last updated2025 · 41% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurological Surgery Physician providers in Arizona

There are 198 neurological surgery physician records in Arizona.

The 8 neurological surgery physician records with the nearest ZIP codes

  1. Robert Bina, MDPhoenix, AZ 850061376980821
  2. Arnold Calica, M.D.Phoenix, AZ 850061215905401
  3. Daniel Cavalcanti, MD, PHDPhoenix, AZ 850061700377827
  4. Na Tosha Gatson, MD, PHD,FAANPhoenix, AZ 850061790910560
  5. Christopher Iannotti, MDPhoenix, AZ 850061124294913
  6. Vikram Kumar, MDPhoenix, AZ 850061295758035
  7. Julie Mayeku, MDPhoenix, AZ 850061396195392
  8. Jose Menendez, MDPhoenix, AZ 850061295744779

Common questions

What is Nikolay Martirosyan, MD, PHD's NPI number?

Nikolay Martirosyan, MD, PHD's National Provider Identifier (NPI) is 1619239142, issued on Jun 11, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Nikolay Martirosyan, MD, PHD located?

The NPPES record lists a practice address at 755 E Mcdowell RD, Phoenix, AZ, 85006. Phone: (602) 521-3550. Providers update this record themselves, so call before visiting.

How can I verify Nikolay Martirosyan, MD, PHD's license?

NPPES lists Arizona license number 51146, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Nikolay Martirosyan, MD, PHD prescribe under Medicare Part D?

In 2024, Nikolay Martirosyan, MD, PHD had 74 Medicare Part D claims for 35 beneficiaries; the average among neurological surgery physician prescribers was 172. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.