NPPES file of Aug 9, 2026

Stephen M. Nagy, MD

Orthopaedic Surgery Physician · Sacramento, CA

Stephen M. Nagy, MD is an orthopaedic surgery physician with a practice address in Sacramento, California, and NPI 1629156351, issued on Nov 1, 2006. Check the license (California A55232, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1629156351
Name
Stephen M. Nagy
Credential
MD
Primary taxonomy
Orthopaedic Surgery Physician 207X00000X
License number
A55232 CA
Self-reported in NPPES; status is on the state search
Practice location
6600 Bruceville RD, Sacramento, CA 95823
Phone
(916) 688-2000
Enumerated
Nov 1, 2006
Record last updated
Dec 6, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicaid ID
00A552320 CA
Medicare enrollment
Enrolled (PECOS I20110516000749); accepts Medicare assignment
Medical or professional school
University Of California, Geffen School Of Medicine, 1994
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 6600 Bruceville RD

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

  1. Arlene Abellana, RCP,RRT,RPSGTRegistered Respiratory Therapist1942771704
  2. Olana Aberra, MDHospitalist Physician1376621011
  3. Rola Aboueljoud, DPTPhysical Therapist1275241986
  4. Fatima Abutin, M.DHospitalist Physician1740558451
  5. Chelsea Adams, DPTPhysical Therapist1215324645
  6. Jacob Adams, MDPsychiatry Physician1326126822

Verify Stephen M. Nagy in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A55232
    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.

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99% more Medicare Part D claims than the average orthopaedic surgery physician in 2024

690 Medicare Part D claims for 257 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 306 claims were for opioids.

  1. Stephen Nagy690
  2. Specialty average346

Most prescribed

  1. Oxycodone Hcl195 claims
  2. Ibuprofen114 claims
  3. Tramadol Hcl80 claims
  4. Famotidine74 claims
  5. Amoxicillin37 claims
  6. Pradaxa33 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.

Bills Medicare through one group practice

  1. Permanente Medical Group IncRedwood City, CA

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

Stephen M. Nagy among 2,276 orthopaedic surgery physician records in California

Stephen M. Nagy, MD is one of 2,276 orthopaedic surgery physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 46% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated1994 · median 2003 among the 1,347 with a school on file
  • Record last updated2021 · 66% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X 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 Physician providers in California

There are 2,276 orthopaedic surgery physician records in California.

The 8 orthopaedic surgery physician records with the nearest ZIP codes

  1. Steven Barad, M.D.Sacramento, CA 958231174685333
  2. Amy Black, MDSacramento, CA 958231447241617
  3. David Bovill, MDSacramento, CA 958231770661431
  4. Stephen Howell, M.D.Sacramento, CA 958231972697704
  5. Dahlia Lee, MDSacramento, CA 958231902978729
  6. Ralph Libet, MDSacramento, CA 958231992855795
  7. David Manske, MDSacramento, CA 958231346328069
  8. Christopher Sweeny, MDSacramento, CA 958231306924063

Common questions

What is Stephen M. Nagy, MD's NPI number?

Stephen M. Nagy, MD's National Provider Identifier (NPI) is 1629156351, issued on Nov 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Stephen M. Nagy, MD located?

The NPPES record lists a practice address at 6600 Bruceville RD, Sacramento, CA, 95823. Phone: (916) 688-2000. Providers update this record themselves, so call before visiting.

How can I verify Stephen M. Nagy, MD's license?

NPPES lists California license number A55232, 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 Stephen M. Nagy, MD prescribe under Medicare Part D?

In 2024, Stephen M. Nagy, MD had 690 Medicare Part D claims for 257 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. 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.