Anthony J. Porter, M.D.
Orthopaedic Surgery Physician · Oakland, CA
Anthony J. Porter, M.D. is an orthopaedic surgery physician with a practice address in Oakland, California, and NPI 1679869515, issued on Jun 20, 2011. Check the license (California 145413, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Anthony J. Porter
- Credential
- M.D.
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License numbers
- 145413 CA
247600 MA
Self-reported in NPPES; status is on the state search - Practice location
- 3315 Broadway, Oakland, CA 94611
- Phone
- (925) 939-8585
- Enumerated
- Jun 20, 2011
- Record last updated
- Jan 4, 2023
- Medicare enrollment
- Enrolled (PECOS I20170703000220); accepts Medicare assignment
- Medical or professional school
- University Of Massachusetts Medical School, 2011
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 2,276 in California → Look up another NPI →
Also registered at 3315 Broadway
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Trese Biagini, N.P.Acute Care Nurse Practitioner1538601182
- Leslie ChuFamily Nurse Practitioner1134987951
- Michael Duffy, PAPhysician Assistant1801839188
- James Feng, MD, MSOrthopaedic Surgery Physician1699333567
- Kirandeep GrewalSurgical Physician Assistant1710552708
- Saqib Hasan, M.D.Orthopaedic Surgery of the Spine Physician1275894214
Verify Anthony J. Porter in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 145413Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
53% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024
163 Medicare Part D claims for 69 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. 74 claims were for opioids.
Most prescribed
- Meloxicam38 claims
- Hydrocodone-Acetaminophen34 claims
- Oxycodone-Acetaminophen27 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.
No measured MIPS final score for 2023
CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $52.99
2 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 15,003 providers of this specialty with any payment received $23,022.89 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Golden State Orthopedics And SpineOakland, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Anthony J. Porter among 2,276 orthopaedic surgery physician records in California
Anthony J. Porter, M.D. 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 2011, is newer than 75% of them.
- NPI issued2011 · 75% of these records are older, 23% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2011 · median 2003 among the 1,347 with a school on file
- Record last updated2023 · 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.
All 2,276 in California → Every provider in Oakland → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- Thomas Barber, MDOakland, CA 946111760560569
- Stefano Bini, MDOakland, CA 946111619055415
- Robert Burri, MDOakland, CA 946111861570467
- John Cummins, MDOakland, CA 946111558449322
- Eric Eisemon, MDOakland, CA 946111093988974
- Joshua Hatch, MDOakland, CA 946111881772689
- Robert Hoffman, MDOakland, CA 946111699854398
- Todd Lincoln, MDOakland, CA 946111245318021
Common questions
What is Anthony J. Porter, M.D.'s NPI number?
Anthony J. Porter, M.D.'s National Provider Identifier (NPI) is 1679869515, issued on Jun 20, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Anthony J. Porter, M.D. located?
The NPPES record lists a practice address at 3315 Broadway, Oakland, CA, 94611. Phone: (925) 939-8585. Providers update this record themselves, so call before visiting.
How can I verify Anthony J. Porter, M.D.'s license?
NPPES lists California license number 145413, 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 Anthony J. Porter, M.D. prescribe under Medicare Part D?
In 2024, Anthony J. Porter, M.D. had 163 Medicare Part D claims for 69 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. Part D covers Medicare prescriptions only.
What is Anthony J. Porter, M.D.'s MIPS final score?
CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.
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.