Natalie Abrahamian, M.D.
Internal Medicine Physician · Westlake Village, CA
Natalie Abrahamian, M.D. is an internal medicine physician with a practice address in Westlake Village, California, and NPI 1356882567, issued on Mar 20, 2017. Check the license (California A170203, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Natalie Abrahamian
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A170203 CA
Self-reported in NPPES; status is on the state search - Practice location
- 141 Triunfo Canyon RD Ste 110, Westlake Village, CA 91361
- Phone
- (805) 371-1393
- Enumerated
- Mar 20, 2017
- Record last updated
- Mar 23, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20210127003433); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 141 Triunfo Canyon RD Ste 110
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Fang-Yu Liu, MDInfectious Disease Physician1104311216
- Dharushana Muthulingam, MDInfectious Disease Physician1447526231
Verify Natalie Abrahamian in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A170203Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
47% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,677 Medicare Part D claims for 282 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium133 claims
- Rosuvastatin Calcium90 claims
- Levothyroxine Sodium89 claims
- Lisinopril89 claims
- Amlodipine Besylate78 claims
- Trazodone Hcl48 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: $122.16
1 payment: food and beverage; the largest payer was Abbvie 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 one group practice
- The Regents OF The University OF CaliforniaThousand Oaks, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
14 internal medicine physician records list a practice address in Westlake Village
They are 14 of the 1,397 NPPES records with a practice address in Westlake Village, and 17,696 internal medicine physician records in California.
All 14 in Westlake Village → All 17,696 in California → Every provider in Westlake Village →
Other internal medicine physician records in California
- Jacob Aaron, MDSan Francisco, CA1407202518
- Alistair Aaronson, MDStanford, CA1457628760
- Jose Abad., MDSacramento, CA1144607219
- Donna Abare, MDOakland, CA1386722155
- Marce AbareScotts Valley, CA1457744708
- Samuel Abarte, M.D.Chula Vista, CA1578535498
- Alexander Abary, MDLong Beach, CA1104995919
- Luba Abascal, MDSan Francisco, CA1023180874
- Michael Abate, MDSacramento, CA1548248131
- Wali Abawi, D.O.Joshua Tree, CA1104362268
Common questions
What is Natalie Abrahamian, M.D.'s NPI number?
Natalie Abrahamian, M.D.'s National Provider Identifier (NPI) is 1356882567, issued on Mar 20, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Natalie Abrahamian, M.D. located?
The NPPES record lists a practice address at 141 Triunfo Canyon RD Ste 110, Westlake Village, CA, 91361. Phone: (805) 371-1393. Providers update this record themselves, so call before visiting.
How can I verify Natalie Abrahamian, M.D.'s license?
NPPES lists California license number A170203, 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 Natalie Abrahamian, M.D. prescribe under Medicare Part D?
In 2024, Natalie Abrahamian, M.D. had 1,677 Medicare Part D claims for 282 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.