Sinan N. Alshahwany, M.D.
Internal Medicine Physician · Brentwood, CA
Sinan N. Alshahwany, M.D. is an internal medicine physician with a practice address in Brentwood, California, and NPI 1801997440, issued on Sep 26, 2006. Check the license (California A96392, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Sinan N. Alshahwany
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A96392 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2400 Balfour RD, Brentwood, CA 94513
- Phone
- (925) 308-8112
- Enumerated
- Sep 26, 2006
- Record last updated
- Jun 17, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (925) 308-8710
- Medicaid ID
- 00A963920 CA
- Medicare enrollment
- Enrolled (PECOS I20061106000296); accepts Medicare assignment
- 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 2400 Balfour RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sinan N. Alshahwany in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A96392Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% fewer Medicare Part D claims than the average internal medicine physician in 2024
818 Medicare Part D claims for 556 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 17 claims were for opioids.
Most prescribed
- Doxycycline Monohydrate125 claims
- Albuterol Sulfate Hfa90 claims
- Amoxicillin-Clavulanate Potass75 claims
- Lagevrio (Eua)48 claims
- Azithromycin47 claims
- Cephalexin46 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.
The MIPS final score for 2023 (Medicare payment program): 86.9 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- John Muir Physician NetworkWalnut Creek, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sinan N. Alshahwany among 17,696 internal medicine physician records in California
Sinan N. Alshahwany, 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 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
- Graduated1990 · median 2004 among the 11,065 with a school on file
- Record last updated2012 · 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).
7 internal medicine physician records list a practice address in Brentwood
They are 7 of the 1,212 NPPES records with a practice address in Brentwood, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Brentwood → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Sherry Albrink, M.D.Brentwood, CA 945131417224197
- Joline Heo, M.D.Brentwood, CA 945131083881858
- Spencer Martin, M.D.Brentwood, CA 945131942325220
- Brian Reyes, M.D.Brentwood, CA 945131972574739
- Yogesh Trehan, M.D.Brentwood, CA 945131255372769
- Jeevarathna Subramanian, MDBenicia, CA 945101790752186
- Martin Cogburn, MDAntioch, CA 945091134208275
- Mira Elnan, MDAntioch, CA 945091164876157
Common questions
What is Sinan N. Alshahwany, M.D.'s NPI number?
Sinan N. Alshahwany, M.D.'s National Provider Identifier (NPI) is 1801997440, issued on Sep 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Sinan N. Alshahwany, M.D. located?
The NPPES record lists a practice address at 2400 Balfour RD, Brentwood, CA, 94513. Phone: (925) 308-8112. Providers update this record themselves, so call before visiting.
How can I verify Sinan N. Alshahwany, M.D.'s license?
NPPES lists California license number A96392, 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 Sinan N. Alshahwany, M.D. prescribe under Medicare Part D?
In 2024, Sinan N. Alshahwany, M.D. had 818 Medicare Part D claims for 556 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Sinan N. Alshahwany, M.D.'s MIPS final score?
The 2023 MIPS final score is 86.9 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.