John R. Spurzem, MD
Pulmonary Disease Physician · San Rafael, CA
John R. Spurzem, MD is a pulmonary disease physician with a practice address in San Rafael, California, and NPI 1467489930, issued on Jun 28, 2006. Check the license (California G89192, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- John R. Spurzem
- Credential
- MD
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License number
- G89192 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3260 Kerner Blvd, San Rafael, CA 94901
- Phone
- (415) 448-1500
- Enumerated
- Jun 28, 2006
- Record last updated
- Apr 30, 2024
- Medicaid IDs
- 09829571 MS
1048895 LA
192669 AL - Medicare enrollment
- Enrolled (PECOS I20260313001836); may accept Medicare assignment
- Medical or professional school
- University Of California, Irvine, California College Of Medicine, 1979
- Entity
- Type 1 · individual
8 nearest pulmonary disease physician records → All 1,443 in California → Look up another NPI →
Also registered at 3260 Kerner Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Melanie Austin, NP RN CNMAdvanced Practice Midwife1023111226
- Kiara Barbieri, MSN, CPNP-PCPediatric Nurse Practitioner1396361770
- Nicole Betenia, MD MPHObstetrics & Gynecology Physician1316309511
- Charles Bookoff, MDObstetrics & Gynecology Physician1982664496
- Suzette Burrous, FNP RN CNMAdvanced Practice Midwife1619075629
- Ayah El-Beshbeeshy, RDRegistered Dietitian1922548916
Verify John R. Spurzem in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G89192Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average pulmonary disease physician in 2024
201 Medicare Part D claims for 60 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 36% of claims.
Most prescribed
- Albuterol Sulfate Hfa33 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): 69.8 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).
Bills Medicare through one group practice
- Marin Community ClinicSan Rafael, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John R. Spurzem among 1,443 pulmonary disease physician records in California
John R. Spurzem, MD is one of 1,443 pulmonary disease physician records with a practice address in California. 84% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 51% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated1979 · median 2002 among the 1,061 with a school on file
- Record last updated2024 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pulmonary Disease Physician providers in California
There are 1,443 pulmonary disease physician records in California.
All 1,443 in California → Every provider in San Rafael → Pulmonary Disease Physician nationwide →
The 8 pulmonary disease physician records with the nearest ZIP codes
- Christian Gronbeck, MDSan Rafael, CA 949011205472339
- Fred Hom, MDSan Rafael, CA 949031326130071
- Guy Livnat, MDGreenbrae, CA 949041881682656
- Anjuli Brighton, MDLarkspur, CA 949391407110588
- Michelle Low, DOLarkspur, CA 949391285294322
- Merrill Nisam, MDLarkspur, CA 949391205824067
- Sheeja Schuster, MD/MPHLarkspur, CA 949391679912828
- Lewis Lehman, MDMill Valley, CA 949411255616314
Common questions
What is John R. Spurzem, MD's NPI number?
John R. Spurzem, MD's National Provider Identifier (NPI) is 1467489930, issued on Jun 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John R. Spurzem, MD located?
The NPPES record lists a practice address at 3260 Kerner Blvd, San Rafael, CA, 94901. Phone: (415) 448-1500. Providers update this record themselves, so call before visiting.
How can I verify John R. Spurzem, MD's license?
NPPES lists California license number G89192, 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 John R. Spurzem, MD prescribe under Medicare Part D?
In 2024, John R. Spurzem, MD had 201 Medicare Part D claims for 60 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. Part D covers Medicare prescriptions only.
What is John R. Spurzem, MD's MIPS final score?
The 2023 MIPS final score is 69.8 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.