Nicholas Arger, M.D.
Pulmonary Disease Physician · San Francisco, CA
Nicholas Arger, M.D. is a pulmonary disease physician with a practice address in San Francisco, California, and NPI 1952690877, issued on Mar 31, 2011. Check the license (California A131346, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Nicholas Arger
- Credential
- M.D.
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License number
- A131346 CA
Self-reported in NPPES; status is on the state search - Practice location
- 505 Parnassus Ave, San Francisco, CA 94143
- Phone
- (415) 476-0735
- Enumerated
- Mar 31, 2011
- Record last updated
- Aug 20, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (415) 502-1321
- Medicare enrollment
- Enrolled (PECOS I20161216000660); accepts Medicare assignment
- Medical or professional school
- University Of Southern California Keck School Of Medicine, 2011
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest pulmonary disease physician records → All 1,443 in California → Look up another NPI →
Also registered at 505 Parnassus Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alexander Aabedi, MDStudent in an Organized Health Care Education/Training Program1245971480
- Kathryn Aaronson, RN, CPNPPediatric Nurse Practitioner1992030951
- Sharon AbadaStudent in an Organized Health Care Education/Training Program1003492844
- Abul Abbas, MBBSAnatomic Pathology Physician1881652964
- Jesse Abelson, MDInternal Medicine Physician1083843817
- Rhonald AbitonaAcute Care Nurse Practitioner1164993473
Verify Nicholas Arger in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A131346Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average pulmonary disease physician in 2024
71 Medicare Part D claims for 14 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 69% of claims.
Most prescribed
- Albuterol Sulfate Hfa14 claims
- Ventolin Hfa13 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): 74.5 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).
Bills Medicare through 4 group practices
- Permanente Medical Group IncSanta Clara, CA
- Ucsf Medical Group Business ServicesSan Francisco, CA
- University Anesthesia Medical GroupSan Francisco, CA
- University OF California San FranciscoSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nicholas Arger among 1,443 pulmonary disease physician records in California
Nicholas Arger, M.D. 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 2011, is newer than 70% of them.
- NPI issued2011 · 70% of these records are older, 26% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2011 · median 2002 among the 1,061 with a school on file
- Record last updated2018 · 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 Francisco → Pulmonary Disease Physician nationwide →
The 8 pulmonary disease physician records with the nearest ZIP codes
- Harold Chapman, MDSan Francisco, CA 941431831153741
- Hubert Chen, M.D.San Francisco, CA 941431215042957
- Jeffrey Golden, MDSan Francisco, CA 941431043267446
- Antonio Gomez, MDSan Francisco, CA 941431104833888
- Anh Innes, M.D.San Francisco, CA 941431982803573
- Talmadge King, MDSan Francisco, CA 941431659388338
- Laura Koth, MDSan Francisco, CA 941431952367815
- Lorriana Leard, MDSan Francisco, CA 941431366459422
Common questions
What is Nicholas Arger, M.D.'s NPI number?
Nicholas Arger, M.D.'s National Provider Identifier (NPI) is 1952690877, issued on Mar 31, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Nicholas Arger, M.D. located?
The NPPES record lists a practice address at 505 Parnassus Ave, San Francisco, CA, 94143. Phone: (415) 476-0735. Providers update this record themselves, so call before visiting.
How can I verify Nicholas Arger, M.D.'s license?
NPPES lists California license number A131346, 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 Arger, M.D. prescribe under Medicare Part D?
In 2024, Nicholas Arger, M.D. had 71 Medicare Part D claims for 14 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. Part D covers Medicare prescriptions only.
What is Nicholas Arger, M.D.'s MIPS final score?
The 2023 MIPS final score is 74.5 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.