Chunbong Benjamin Ma, MD
Sports Medicine (Orthopaedic Surgery) Physician · San Francisco, CA
Chunbong Benjamin Ma, MD is a sports medicine (orthopaedic surgery) physician with a practice address in San Francisco, California, and NPI 1750333191, issued on May 16, 2006. Check the license (California A83610, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Chunbong Benjamin Ma
- Credential
- MD
- Primary taxonomy
- Sports Medicine (Orthopaedic Surgery) Physician 207XX0005X
- License number
- A83610 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1701 Divisadero St, San Francisco, CA 94143
- Phone
- (415) 353-7566
- Enumerated
- May 16, 2006
- Record last updated
- Jul 13, 2026
- Fax
- (415) 885-3862
- Medicaid ID
- 00A836100 CA
- Medicare enrollment
- Enrolled (PECOS I20050225000827); accepts Medicare assignment
- Medical or professional school
- Johns Hopkins University School Of Medicine, 1996
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest sports medicine (orthopaedic surgery) physician records → All 384 in California → Look up another NPI →
Also registered at 1701 Divisadero St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Donald Abrams, MDMedical Oncology Physician1679530018
- Wayne Cannon, MDSports Medicine (Orthopaedic Surgery) Physician1538111992
- Ilona Frieden, MDPediatrics Physician1396703435
- Jenni Jespersen, MA, ATCAthletic Trainer1235285701
- Leah Karliner, MDInternal Medicine Physician1205893856
- Wendy Katzman, PTPhysical Therapist1679722326
Verify Chunbong Benjamin Ma in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A83610Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% fewer Medicare Part D claims than the average sports medicine (orthopaedic surgery) physician in 2024
86 Medicare Part D claims for 35 beneficiaries, against an average of 288 among the 2,562 providers of this specialty who prescribed in Part D. 24 claims were for opioids.
Most prescribed
- Ibuprofen32 claims
- Ondansetron Hcl26 claims
- Hydrocodone-Acetaminophen19 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).
Industry payments in 2024: $117,848.58
53 payments; by number, the most common kind was travel and lodging; the largest payer was Linvatec Corporation. The 2,400 providers of this specialty with any payment received $19,779.31 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 2 group practices
- Ucsf Medical Group Business ServicesSan 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).
Chunbong Benjamin Ma among 384 sports medicine (orthopaedic surgery) physician records in California
Chunbong Benjamin Ma, MD is one of 384 sports medicine (orthopaedic surgery) physician records with a practice address in California. 88% 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, 57% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 76% of these records are
- Graduated1996 · median 2003 among the 293 with a school on file
- Record last updated2026 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207XX0005X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Sports Medicine (Orthopaedic Surgery) Physician providers in California
There are 384 sports medicine (orthopaedic surgery) physician records in California.
All 384 in California → Every provider in San Francisco → Sports Medicine (Orthopaedic Surgery) Physician nationwide →
The 8 sports medicine (orthopaedic surgery) physician records with the nearest ZIP codes
- Wayne Cannon, MDSan Francisco, CA 941431538111992
- Sergio FloresSan Francisco, CA 941431043847155
- William Berrigan, M.D.San Francisco, CA 941581437513199
- Michael DaviesSan Francisco, CA 941581912438631
- Brian Feeley, M.D.San Francisco, CA 941581558449579
- Stephanie Wong, M.D.San Francisco, CA 941581609286343
- Alan Zhang, M.D.San Francisco, CA 941581740445162
- Husam AlmajedSan Francisco, CA 941181639749369
Common questions
What is Chunbong Benjamin Ma, MD's NPI number?
Chunbong Benjamin Ma, MD's National Provider Identifier (NPI) is 1750333191, issued on May 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Chunbong Benjamin Ma, MD located?
The NPPES record lists a practice address at 1701 Divisadero St, San Francisco, CA, 94143. Phone: (415) 353-7566. Providers update this record themselves, so call before visiting.
How can I verify Chunbong Benjamin Ma, MD's license?
NPPES lists California license number A83610, 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 Chunbong Benjamin Ma, MD prescribe under Medicare Part D?
In 2024, Chunbong Benjamin Ma, MD had 86 Medicare Part D claims for 35 beneficiaries; the average among sports medicine (orthopaedic surgery) physician prescribers was 288. Part D covers Medicare prescriptions only.
What is Chunbong Benjamin Ma, MD'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.