Saif Al Yaseen, M.D.
Internal Medicine Physician · Orange, CA
Saif Al Yaseen, M.D. is an internal medicine physician with a practice address in Orange, California, and NPI 1356684096, issued on Apr 1, 2013. Check the license (California 141962, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Saif Al Yaseen
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 141962 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2501 E Chapman Ave, Orange, CA 92869
- Phone
- (714) 633-1011
- Enumerated
- Apr 1, 2013
- Record last updated
- Aug 29, 2023
- Medicare enrollment
- Enrolled (PECOS I20160707002045); 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 2501 E Chapman Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Albert Bach, PHARM.D.Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1922355742
- Martha Banuelos, LMFTMarriage & Family Therapist1710413356
Verify Saif Al Yaseen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 141962Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
67% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,049 Medicare Part D claims for 317 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 49 claims were for opioids.
Most prescribed
- Amoxicillin-Clavulanate Potass48 claims
- Levofloxacin48 claims
- Atorvastatin Calcium46 claims
- Furosemide45 claims
- Metformin Hcl37 claims
- Losartan Potassium35 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: $81.79
3 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. 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 2 group practices
- Chest And Critical Care Consultants A Medical GroupAnaheim, CA
- Wequre Inc.Corona, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Saif Al Yaseen among 17,696 internal medicine physician records in California
Saif Al Yaseen, 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 2013, is newer than 71% of them.
- NPI issued2013 · 71% of these records are older, 26% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2009 · median 2004 among the 11,065 with a school on file
- Record last updated2023 · 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).
187 internal medicine physician records list a practice address in Orange
They are 187 of the 13,245 NPPES records with a practice address in Orange, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Orange → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Aladean Abdrabbo, M.D.Orange, CA 928691578905675
- Jay Amin, MDOrange, CA 928691568564193
- Laura Cho, M.D.Orange, CA 928691982790820
- Kathleen Glaspy, M.D.Orange, CA 928691134311186
- John Godes, MDOrange, CA 928691730330572
- Yio-Fan Hsu, M.D.Orange, CA 928691588989529
- Graciela Imbastari, MDOrange, CA 928691801809983
- Hassan Jadid, M.D.Orange, CA 928691104171925
Common questions
What is Saif Al Yaseen, M.D.'s NPI number?
Saif Al Yaseen, M.D.'s National Provider Identifier (NPI) is 1356684096, issued on Apr 1, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Saif Al Yaseen, M.D. located?
The NPPES record lists a practice address at 2501 E Chapman Ave, Orange, CA, 92869. Phone: (714) 633-1011. Providers update this record themselves, so call before visiting.
How can I verify Saif Al Yaseen, M.D.'s license?
NPPES lists California license number 141962, 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 Saif Al Yaseen, M.D. prescribe under Medicare Part D?
In 2024, Saif Al Yaseen, M.D. had 1,049 Medicare Part D claims for 317 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.