Duc Quy Pham, MD
Internal Medicine Physician · Mission Viejo, CA
Duc Quy Pham, MD is an internal medicine physician with a practice address in Mission Viejo, California, and NPI 1689615221, issued on Jun 8, 2006. Check the license (California A62320, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Duc Quy Pham
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A62320 CA
Self-reported in NPPES; status is on the state search - Practice location
- 26800 Crown Valley Pkwy, Mission Viejo, CA 92691
- Phone
- (949) 364-6000
- Enumerated
- Jun 8, 2006
- Record last updated
- Nov 9, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (949) 364-1204
- Medicaid IDs
- 00A623200 CA
GR0094890 CA - Medicare enrollment
- Enrolled (PECOS I20051104000413); accepts Medicare assignment
- Medical or professional school
- George Washington University School Of Medicine, 1995
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 26800 Crown Valley Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mehrnaz Badie, M.D.Internal Medicine Physician1831212885
Verify Duc Quy Pham in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A62320Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.9 times the Medicare Part D claims of the average internal medicine physician in 2024
12,431 Medicare Part D claims for 981 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 210 claims were for opioids.
Most prescribed
- Rosuvastatin Calcium757 claims
- Atorvastatin Calcium702 claims
- Losartan Potassium510 claims
- Amlodipine Besylate502 claims
- Levothyroxine Sodium394 claims
- Tamsulosin Hcl346 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: $1,546.84
76 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Providence Medical FoundationFullerton, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Duc Quy Pham among 17,696 internal medicine physician records in California
Duc Quy Pham, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 56% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1995 · median 2004 among the 11,065 with a school on file
- Record last updated2021 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
58 internal medicine physician records list a practice address in Mission Viejo
They are 58 of the 2,156 NPPES records with a practice address in Mission Viejo, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Mission Viejo → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Bahman Badie, M.D.Mission Viejo, CA 926911396721916
- Sherif El Sokkary, M.D.Mission Viejo, CA 926911710964432
- Dennis Haghighat, M.D.Mission Viejo, CA 926911568449171
- Mark Hauptman, M.D.Mission Viejo, CA 926911801873427
- Raymond Kwa, M.D.Mission Viejo, CA 926911609853092
- Murray Margolis, M.D.Mission Viejo, CA 926911457338857
- Vy Nguyen, M.D.Mission Viejo, CA 926911881671154
- Nader Noorian, M.D.Mission Viejo, CA 926911861479057
Common questions
What is Duc Quy Pham, MD's NPI number?
Duc Quy Pham, MD's National Provider Identifier (NPI) is 1689615221, issued on Jun 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Duc Quy Pham, MD located?
The NPPES record lists a practice address at 26800 Crown Valley Pkwy, Mission Viejo, CA, 92691. Phone: (949) 364-6000. Providers update this record themselves, so call before visiting.
How can I verify Duc Quy Pham, MD's license?
NPPES lists California license number A62320, 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 Duc Quy Pham, MD prescribe under Medicare Part D?
In 2024, Duc Quy Pham, MD had 12,431 Medicare Part D claims for 981 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.