David A. Portier, MD
Hospitalist Physician · Daly City, CA
David A. Portier, MD is a hospitalist physician with a practice address in Daly City, California, and NPI 1417118639, issued on Jun 19, 2008. Check the license (California A116967, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- David A. Portier
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- A116967 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1900 Sullivan Ave, Daly City, CA 94015
- Phone
- (415) 680-4135
- Enumerated
- Jun 19, 2008
- Record last updated
- Jul 21, 2022
- Medicare enrollment
- Enrolled (PECOS I20110613000584); accepts Medicare assignment
- Medical or professional school
- Louisiana State University School Of Medicine In New Orleans, 2008
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 3,099 in California → Look up another NPI →
Also registered at 1900 Sullivan Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Stephen Abedon, M.D.Diagnostic Radiology Physician1689628687
- Mandana AbollhassaniHospitalist Physician1588826242
- Anupam Aditi, M.D.Internal Medicine Physician1407084494
- Fanny Albano, OTR/LOccupational Therapist1205456514
- Mark Alderdice, M.D.Emergency Medicine Physician1689612871
- Shalin Amin, M.D.Vascular & Interventional Radiology Physician1912141664
Verify David A. Portier in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A116967Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
43.7 times the Medicare Part D claims of the average hospitalist physician in 2024
22,766 Medicare Part D claims for 762 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. 111 claims were for opioids.
Most prescribed
- Atorvastatin Calcium2,094 claims
- Amlodipine Besylate1,389 claims
- Tamsulosin Hcl867 claims
- Gabapentin727 claims
- Eliquis649 claims
- Pantoprazole Sodium581 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): 97.2 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).
David A. Portier among 3,099 hospitalist physician records in California
David A. Portier, MD is one of 3,099 hospitalist physician records with a practice address in California. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 34% of them.
- NPI issued2008 · 34% of these records are older, 61% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 81% of these records are
- Graduated2008 · median 2010 among the 2,505 with a school on file
- Record last updated2022 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in California
There are 3,099 hospitalist physician records in California.
All 3,099 in California → Every provider in Daly City → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Mandana AbollhassaniDaly City, CA 940151588826242
- Scott Enderby, D.O.Daly City, CA 940151578671764
- Nejad Mahmud, M.D.Daly City, CA 940151790217412
- Kyaw Maung, M.D.Daly City, CA 940151154612604
- Joseph Mollick, M.D.Daly City, CA 940151124196431
- Angela Quang, MDDaly City, CA 940151427006733
- Harsha Alexander, M.D.Burlingame, CA 940101780974303
- Naina Bhalla, M.D.Burlingame, CA 940101568479756
Common questions
What is David A. Portier, MD's NPI number?
David A. Portier, MD's National Provider Identifier (NPI) is 1417118639, issued on Jun 19, 2008. An NPI identifies a provider in billing; it is not a license.
Where is David A. Portier, MD located?
The NPPES record lists a practice address at 1900 Sullivan Ave, Daly City, CA, 94015. Phone: (415) 680-4135. Providers update this record themselves, so call before visiting.
How can I verify David A. Portier, MD's license?
NPPES lists California license number A116967, 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 David A. Portier, MD prescribe under Medicare Part D?
In 2024, David A. Portier, MD had 22,766 Medicare Part D claims for 762 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.
What is David A. Portier, MD's MIPS final score?
The 2023 MIPS final score is 97.2 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.