Siamac Alexander Salehy, M.D.
Internal Medicine Physician · Thousand Oaks, CA
Siamac Alexander Salehy, M.D. is an internal medicine physician with a practice address in Thousand Oaks, California, and NPI 1598152449, issued on Apr 17, 2015. Check the license (California A163855, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Siamac Alexander Salehy
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- A163855 CA
17786 NV
Self-reported in NPPES; status is on the state search - Practice location
- 215 W Janss RD, Thousand Oaks, CA 91360
- Phone
- (805) 497-2727
- Enumerated
- Apr 17, 2015
- Record last updated
- Oct 15, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200109001971); accepts Medicare assignment
- Medical or professional school
- University Of Tennessee, Hsc, College Of Medicine, 2015
- 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 215 W Janss RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sandra Abadir, MDStudent in an Organized Health Care Education/Training Program1609578152
- Danny Abdalnour, MDStudent in an Organized Health Care Education/Training Program1598613705
- Sara Abdel AzimStudent in an Organized Health Care Education/Training Program1760284384
- Ziad Abdullatif, D.O.Student in an Organized Health Care Education/Training Program1710689419
- Bianca Abramian, MDStudent in an Organized Health Care Education/Training Program1649118332
- Rehman Afraz, MDStudent in an Organized Health Care Education/Training Program1265370407
Verify Siamac Alexander Salehy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A163855Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
17% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,649 Medicare Part D claims for 286 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 30 claims were for opioids.
Most prescribed
- Rosuvastatin Calcium178 claims
- Amlodipine Besylate149 claims
- Atorvastatin Calcium143 claims
- Levothyroxine Sodium120 claims
- Lisinopril101 claims
- Tamsulosin Hcl76 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
- Perez Salehy Medical ApcThousand Oaks, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Siamac Alexander Salehy among 17,696 internal medicine physician records in California
Siamac Alexander Salehy, 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 2015, is newer than 76% of them.
- NPI issued2015 · 76% of these records are older, 21% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2015 · median 2004 among the 11,065 with a school on file
- Record last updated2020 · 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).
62 internal medicine physician records list a practice address in Thousand Oaks
They are 62 of the 2,434 NPPES records with a practice address in Thousand Oaks, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Thousand Oaks → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Jose-Nitram Aliling, M.D.Thousand Oaks, CA 913601912177759
- Manoj Aswani, M.D.Thousand Oaks, CA 913601801848825
- Pedram Bagheri, MDThousand Oaks, CA 913601578785275
- Russell Hines, M.D.Thousand Oaks, CA 913601548213101
- Christina Jacob, M.D.Thousand Oaks, CA 913601497758957
- Bernard Klein, M.D.Thousand Oaks, CA 913601831382738
- Jane Lindberg, MDThousand Oaks, CA 913601467548149
- Steven McCarthy, M.D.Thousand Oaks, CA 913601497765309
Common questions
What is Siamac Alexander Salehy, M.D.'s NPI number?
Siamac Alexander Salehy, M.D.'s National Provider Identifier (NPI) is 1598152449, issued on Apr 17, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Siamac Alexander Salehy, M.D. located?
The NPPES record lists a practice address at 215 W Janss RD, Thousand Oaks, CA, 91360. Phone: (805) 497-2727. Providers update this record themselves, so call before visiting.
How can I verify Siamac Alexander Salehy, M.D.'s license?
NPPES lists California license number A163855, 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 Siamac Alexander Salehy, M.D. prescribe under Medicare Part D?
In 2024, Siamac Alexander Salehy, M.D. had 2,649 Medicare Part D claims for 286 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.