NPPES file of Aug 9, 2026

Nicholas Hassan Pirnia, MD

Orthopaedic Surgery of the Spine Physician · Alameda, CA

Nicholas Hassan Pirnia, MD is an orthopaedic surgery of the spine physician with a practice address in Alameda, California, and NPI 1932413713, issued on Aug 3, 2010. Check the license (California A103859, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1932413713
Name
Nicholas Hassan Pirnia
Credential
MD
Primary taxonomy
Orthopaedic Surgery of the Spine Physician 207XS0117X
License number
A103859 CA
Self-reported in NPPES; status is on the state search
Practice location
947 Marina Village Pkwy, Alameda, CA 94501
Phone
(510) 522-6637
Enumerated
Aug 3, 2010
Record last updated
Dec 19, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(510) 749-0975
Medicare enrollment
Enrolled (PECOS I20110720000636); accepts Medicare assignment
Medical or professional school
Ohio State University College Of Medicine, 2006
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.
Download card Updates feed

Also registered at 947 Marina Village Pkwy

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

  1. James Distefano, M.D.Sports Medicine (Orthopaedic Surgery) Physician1942513882

Verify Nicholas Hassan Pirnia in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A103859
    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 California 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

85% fewer Medicare Part D claims than the average orthopaedic surgery of the spine physician in 2024

58 Medicare Part D claims for 33 beneficiaries, against an average of 381 among the 1,714 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Nicholas Pirnia58
  2. Specialty average381

Most prescribed

  1. Prednisone13 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 91 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.

  1. Qualityout of 100 · 30% of the final score82.1
  2. Costout of 100 · 30%64.1
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $2,727.76

9 payments; by number, the most common kind was travel and lodging; the largest payer was Alphatec Spine, Inc. The 1,726 providers of this specialty with any payment received $34,071.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nicholas Pirnia$2,728
  2. Specialty average$34,072

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. Alameda Health SystemSan Leandro, CA

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

Nicholas Hassan Pirnia among 314 orthopaedic surgery of the spine physician records in California

Nicholas Hassan Pirnia, MD is one of 314 orthopaedic surgery of the spine physician records with a practice address in California. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 68% of them.

  • NPI issued2010 · 68% of these records are older, 28% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2006 · median 2003 among the 226 with a school on file
  • Record last updated2012 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207XS0117X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Orthopaedic Surgery of the Spine Physician providers in California

There are 314 orthopaedic surgery of the spine physician records in California.

The 8 orthopaedic surgery of the spine physician records with the nearest ZIP codes

  1. Charles Barnes, MDAlamo, CA 945071922013663
  2. David Schiff, MDBenicia, CA 945101699795336
  3. Liam Harris, MDConcord, CA 945201023544327
  4. Robert Rovner, MDDanville, CA 945261871560482
  5. Jason Huffman, M.D.Napa, CA 945581144240003
  6. Hieu Ball, MD, MPHSan Ramon, CA 945831568544328
  7. Joseph Grant, M.D.Pleasanton, CA 945881831196435
  8. Julie Long, MDPleasanton, CA 945881982608733

Common questions

What is Nicholas Hassan Pirnia, MD's NPI number?

Nicholas Hassan Pirnia, MD's National Provider Identifier (NPI) is 1932413713, issued on Aug 3, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Nicholas Hassan Pirnia, MD located?

The NPPES record lists a practice address at 947 Marina Village Pkwy, Alameda, CA, 94501. Phone: (510) 522-6637. Providers update this record themselves, so call before visiting.

How can I verify Nicholas Hassan Pirnia, MD's license?

NPPES lists California license number A103859, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Nicholas Hassan Pirnia, MD prescribe under Medicare Part D?

In 2024, Nicholas Hassan Pirnia, MD had 58 Medicare Part D claims for 33 beneficiaries; the average among orthopaedic surgery of the spine physician prescribers was 381. Part D covers Medicare prescriptions only.

What is Nicholas Hassan Pirnia, MD's MIPS final score?

The 2023 MIPS final score is 91 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.