Raymond J. Chang, MD
Cardiovascular Disease Physician · Dublin, CA
Raymond J. Chang, MD is a cardiovascular disease physician with a practice address in Dublin, California, and NPI 1477596831, issued on Jun 14, 2006. Check the license (California G72078, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Raymond J. Chang
- Credential
- MD
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License numbers
- G72078 CA
33-0966615 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4307 Foxford Way, Dublin, CA 94568
- Phone
- (949) 422-8170
- Enumerated
- Jun 14, 2006
- Record last updated
- Feb 11, 2022
- Fax
- (949) 422-8171
- Medicaid ID
- 00G720780 CA
- Medicare enrollment
- Enrolled (PECOS I20061002000658); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 1990
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 2,574 in California → Look up another NPI →
Verify Raymond J. Chang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G72078Check 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 cardiovascular disease physician in 2024
1,440 Medicare Part D claims for 338 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium163 claims
- Carvedilol112 claims
- Losartan Potassium96 claims
- Metoprolol Succinate93 claims
- Metoprolol Tartrate78 claims
- Sotalol74 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.
Industry payments in 2024: $331.93
13 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 16,686 providers of this specialty with any payment received $3,819.56 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
- Permanente Medical Group IncStockton, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Raymond J. Chang among 2,574 cardiovascular disease physician records in California
Raymond J. Chang, MD is one of 2,574 cardiovascular disease physician records with a practice address in California. 83% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 45% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1990 · median 1999 among the 1,742 with a school on file
- Record last updated2022 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Cardiovascular Disease Physician providers in California
There are 2,574 cardiovascular disease physician records in California.
All 2,574 in California → Every provider in Dublin → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- Jassimran Bainiwal, MDDublin, CA 945681225532633
- Kay-Won ChangDublin, CA 945681205213410
- Amrita KrishnamurthyDublin, CA 945681649674268
- Krishna Moorthy, M.D.Pittsburg, CA 945651811933724
- Sanjay Ray, M.D.Pittsburg, CA 945651073538146
- Karthik Reddy, MDPittsburg, CA 945651881755429
- John Edelen, M.D.Orinda, CA 945631831183383
- Monica Divakaruni, MDSaint Helena, CA 945741205883972
Common questions
What is Raymond J. Chang, MD's NPI number?
Raymond J. Chang, MD's National Provider Identifier (NPI) is 1477596831, issued on Jun 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Raymond J. Chang, MD located?
The NPPES record lists a practice address at 4307 Foxford Way, Dublin, CA, 94568. Phone: (949) 422-8170. Providers update this record themselves, so call before visiting.
How can I verify Raymond J. Chang, MD's license?
NPPES lists California license number G72078, 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 Raymond J. Chang, MD prescribe under Medicare Part D?
In 2024, Raymond J. Chang, MD had 1,440 Medicare Part D claims for 338 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.
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.