Ahmed Al-Waisi
Internal Medicine Physician · Upland, CA
Ahmed Al-Waisi is an internal medicine physician with a practice address in Upland, California, and NPI 1871115709, issued on May 14, 2020. Check the license (California A183713, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ahmed Al-Waisi
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A183713 CA
Self-reported in NPPES; status is on the state search - Practice location
- 999 San Bernardino RD, Upland, CA 91786
- Phone
- (909) 985-2811
- Enumerated
- May 14, 2020
- Record last updated
- Mar 23, 2024
- Medicare enrollment
- Enrolled (PECOS I20240430001780); 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 999 San Bernardino RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Donald Alpiner, DOSurgery Physician1811086952
- Alexander ArzooStudent in an Organized Health Care Education/Training Program1891635629
- Liezl Avila, D.O.Emergency Medicine Physician1487064515
- Wendy BarretoGeneral Practice Physician1326683582
Verify Ahmed Al-Waisi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A183713Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,130 Medicare Part D claims for 442 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 33 claims were for opioids.
Most prescribed
- Levofloxacin74 claims
- Pantoprazole Sodium71 claims
- Furosemide56 claims
- Atorvastatin Calcium54 claims
- Amlodipine Besylate45 claims
- Eliquis44 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
- Elite Medical Group OF Southern CaliforniaSan Bernardino, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ahmed Al-Waisi among 17,696 internal medicine physician records in California
Ahmed Al-Waisi 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 2020, is newer than 89% of them.
- NPI issued2020 · 89% of these records are older, 8% 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 updated2024 · 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 Upland → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Nahel Al Bouz, M.D.Upland, CA 917861326235136
- Susan Biegel, M.D.Upland, CA 917861710956412
- Michael Chai, M.D.Upland, CA 917861083748727
- Johnny Choi, M.D.Upland, CA 917861376640714
- Michael Creagan, MDUpland, CA 917861487813002
- David Engelhardt, M.D.Upland, CA 917861972595122
- Ghassan Hadi, M.D.Upland, CA 917861558497891
- Bhupal Kommineni, MD FACPUpland, CA 917861457324808
Common questions
What is Ahmed Al-Waisi's NPI number?
Ahmed Al-Waisi's National Provider Identifier (NPI) is 1871115709, issued on May 14, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Ahmed Al-Waisi located?
The NPPES record lists a practice address at 999 San Bernardino RD, Upland, CA, 91786. Phone: (909) 985-2811. Providers update this record themselves, so call before visiting.
How can I verify Ahmed Al-Waisi's license?
NPPES lists California license number A183713, 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 Ahmed Al-Waisi prescribe under Medicare Part D?
In 2024, Ahmed Al-Waisi had 1,130 Medicare Part D claims for 442 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.