Peter Nakaji, MD
Neurological Surgery Physician · Scottsdale, AZ
Peter Nakaji, MD is a neurological surgery physician with a practice address in Scottsdale, Arizona, and NPI 1174518765, issued on Sep 20, 2005. Check the license (Arizona 31086, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Peter Nakaji
- Credential
- MD
- Primary taxonomy
- Neurological Surgery Physician 207T00000X
- License number
- 31086 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 7242 E Osborn RD # 520, Scottsdale, AZ 85251
- Phone
- (602) 313-7772
- Enumerated
- Sep 20, 2005
- Record last updated
- May 5, 2025
- Fax
- (808) 472-9324
- Medicaid ID
- 750762 AZ
- Medicare enrollment
- Enrolled (PECOS I20100216000409); accepts Medicare assignment
- Medical or professional school
- University Of California, San Diego School Of Medicine, 1995
- Entity
- Type 1 · individual
8 nearest neurological surgery physician records → All 198 in Arizona → Look up another NPI →
Also registered at 7242 E Osborn RD # 520
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Eileen Warbington, NP-CFamily Nurse Practitioner1467718916
Verify Peter Nakaji in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 31086Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 81.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $253.26
2 payments; by number, the most common kind was food and beverage; the largest payer was Acumed LLC. 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.
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
- Arizona Advanced Surgery LLCScottsdale, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Peter Nakaji among 198 neurological surgery physician records in Arizona
Peter Nakaji, MD 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 88% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1995 · 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.
All 198 in Arizona → Every provider in Scottsdale → Neurological Surgery Physician nationwide →
The 8 neurological surgery physician records with the nearest ZIP codes
- Brian Fitzpatrick, MDScottsdale, AZ 852511740276138
- Joseph Georges, DO, PHDScottsdale, AZ 852511831516251
- Neil Majmundar, M.D.Scottsdale, AZ 852511417341538
- Frederick Marciano, MD PHDScottsdale, AZ 852511841286390
- Luis Tumialan, M.D.Scottsdale, AZ 852511861678591
- John Wanebo, M.D.Scottsdale, AZ 852511588625313
- Abhineet Chowdhary, MDScottsdale, AZ 852541932215308
- Igor Yusupov, M.D.Scottsdale, AZ 852541285897991
Common questions
What is Peter Nakaji, MD's NPI number?
Peter Nakaji, MD's National Provider Identifier (NPI) is 1174518765, issued on Sep 20, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Peter Nakaji, MD located?
The NPPES record lists a practice address at 7242 E Osborn RD # 520, Scottsdale, AZ, 85251. Phone: (602) 313-7772. Providers update this record themselves, so call before visiting.
How can I verify Peter Nakaji, MD's license?
NPPES lists Arizona license number 31086, 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.
What is Peter Nakaji, MD's MIPS final score?
The 2023 MIPS final score is 81.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.