Douglas G. Chang, M.D
Physical Medicine & Rehabilitation Physician · San Diego, CA
Douglas G. Chang, M.D is a physical medicine & rehabilitation physician with a practice address in San Diego, California, and NPI 1962450031, issued on May 4, 2006. Check the license (California A77281, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Douglas G. Chang
- Credential
- M.D
- Primary taxonomy
- Physical Medicine & Rehabilitation Physician 208100000X
- License number
- A77281 CA
Self-reported in NPPES; status is on the state search - Practice location
- 200 W Arbor Dr, San Diego, CA 92103
- Phone
- (858) 249-6748
- Enumerated
- May 4, 2006
- Record last updated
- Aug 30, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicaid ID
- 00A772810 CA
- Medicare enrollment
- Enrolled (PECOS I20050404000532); accepts Medicare assignment
- Medical or professional school
- University Of California, San Diego School Of Medicine, 2000
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physical medicine & rehabilitation physician records → All 1,549 in California → Look up another NPI →
Also registered at 200 W Arbor Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Geraldine Abcede, RNCertified Registered Nurse Anesthetist1982384046
- Joseph Abdelmalek, M.DNephrology Physician1740485531
- Kristy AbelCertified Registered Nurse Anesthetist1962113035
- Paula Abeleda, NPFamily Nurse Practitioner1558945022
Verify Douglas G. Chang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A77281Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average physical medicine & rehabilitation physician in 2024
42 Medicare Part D claims for 30 beneficiaries, against an average of 727 among the 7,448 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Gabapentin23 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).
Bills Medicare through one group practice
- Regents OF The University OF CaliforniaSan Diego, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Douglas G. Chang among 1,549 physical medicine & rehabilitation physician records in California
Douglas G. Chang, M.D is one of 1,549 physical medicine & rehabilitation physician records with a practice address in California. 59% 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 3% of them.
- NPI issued2006 · 3% of these records are older, 70% newer
- In a Medicare fileYes · 59% of these records are
- In the CMS Doctors and Clinicians fileYes · 51% of these records are
- Graduated2000 · median 2008 among the 786 with a school on file
- Record last updated2017 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208100000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Physical Medicine & Rehabilitation Physician providers in California
There are 1,549 physical medicine & rehabilitation physician records in California.
All 1,549 in California → Every provider in San Diego → Physical Medicine & Rehabilitation Physician nationwide →
The 8 physical medicine & rehabilitation physician records with the nearest ZIP codes
- Arshia Etesam, M.D.San Diego, CA 921031427411172
- Roger Mignosa, D.O.San Diego, CA 921031255627691
- Nicole Nguyen, DOSan Diego, CA 921031407317886
- Shivam Patel, D.O.San Diego, CA 921031114551876
- Rajiv Reddy, MDSan Diego, CA 921031053653493
- Stephen VillanuevaSan Diego, CA 921031144974759
- Kenneth Vitale, M.D.San Diego, CA 921031730176868
- Brittney McQueenSan Diego, CA 921011407739204
Common questions
What is Douglas G. Chang, M.D's NPI number?
Douglas G. Chang, M.D's National Provider Identifier (NPI) is 1962450031, issued on May 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Douglas G. Chang, M.D located?
The NPPES record lists a practice address at 200 W Arbor Dr, San Diego, CA, 92103. Phone: (858) 249-6748. Providers update this record themselves, so call before visiting.
How can I verify Douglas G. Chang, M.D's license?
NPPES lists California license number A77281, 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 Douglas G. Chang, M.D prescribe under Medicare Part D?
In 2024, Douglas G. Chang, M.D had 42 Medicare Part D claims for 30 beneficiaries; the average among physical medicine & rehabilitation physician prescribers was 727. Part D covers Medicare prescriptions only.
What is Douglas G. Chang, 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.