Elizabeth Thu Pham, M.D.
Internal Medicine Physician · Costa Mesa, CA
Elizabeth Thu Pham, M.D. is an internal medicine physician with a practice address in Costa Mesa, California, and NPI 1740413681, issued on Aug 26, 2009. Check the license (California A105690, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Elizabeth Thu Pham
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A105690 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1665 Scenic Ave, Costa Mesa, CA 92626
- Phone
- (714) 436-4775
- Enumerated
- Aug 26, 2009
- Record last updated
- Dec 1, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20120912000194); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 1665 Scenic Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Butch Froberg, LCSWClinical Social Worker1508956871
- Steven Izumi, MDHospitalist Physician1316944861
- Stephanie Kusser, N.P.Gerontology Nurse Practitioner1265671473
- Yvonne Kwan, MDInternal Medicine Physician1659378966
- Suzanne Larkin, FNP-CFamily Nurse Practitioner1053358044
Verify Elizabeth Thu Pham in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A105690Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
23% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,431 Medicare Part D claims for 138 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 238 claims were for opioids.
Most prescribed
- Warfarin Sodium105 claims
- Hydrocodone-Acetaminophen102 claims
- Atorvastatin Calcium89 claims
- Ipratropium-Albuterol76 claims
- Metoprolol Tartrate72 claims
- Gabapentin70 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.
Bills Medicare through one group practice
- Southern California Permanente Medical GroupAnaheim, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Elizabeth Thu Pham among 17,696 internal medicine physician records in California
Elizabeth Thu Pham, M.D. 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 2009, is newer than 60% of them.
- NPI issued2009 · 60% of these records are older, 37% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2007 · 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).
Internal Medicine Physician providers in California
There are 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Costa Mesa → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Maryam Attar-Seyedi, M.DCosta Mesa, CA 926261518972330
- Philip Cheu, MDCosta Mesa, CA 926261568467215
- Ragavi Elangovan, D.OCosta Mesa, CA 926261336587658
- Shelley Han, M.D.Costa Mesa, CA 926261114345683
- Yvonne Kwan, MDCosta Mesa, CA 926261659378966
- Dariush Lavi, M.D.Costa Mesa, CA 926261750449062
- Huong Le, MDCosta Mesa, CA 926261699727537
- Hoan Le, MDCosta Mesa, CA 926261982656740
Common questions
What is Elizabeth Thu Pham, M.D.'s NPI number?
Elizabeth Thu Pham, M.D.'s National Provider Identifier (NPI) is 1740413681, issued on Aug 26, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Elizabeth Thu Pham, M.D. located?
The NPPES record lists a practice address at 1665 Scenic Ave, Costa Mesa, CA, 92626. Phone: (714) 436-4775. Providers update this record themselves, so call before visiting.
How can I verify Elizabeth Thu Pham, M.D.'s license?
NPPES lists California license number A105690, 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 Elizabeth Thu Pham, M.D. prescribe under Medicare Part D?
In 2024, Elizabeth Thu Pham, M.D. had 2,431 Medicare Part D claims for 138 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.