Marc Irving Lavin, M.D.
Internal Medicine Physician · West Hills, CA
Marc Irving Lavin, M.D. is an internal medicine physician with a practice address in West Hills, California, and NPI 1326048638, issued on Jul 28, 2005. Check the license (California A54809, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Marc Irving Lavin
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A54809 CA
Self-reported in NPPES; status is on the state search - Practice location
- 7345 Medical Center Dr Ste 160, West Hills, CA 91307
- Phone
- (818) 676-4805
- Enumerated
- Jul 28, 2005
- Record last updated
- Dec 30, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (818) 676-4820
- Medicaid ID
- 00A548090 CA
- Medicare enrollment
- Enrolled (PECOS I20080215000104); accepts Medicare assignment
- Medical or professional school
- Loyola University Of Chicago, Stritch School Of Medicine, 1994
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Verify Marc Irving Lavin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A54809Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5% more Medicare Part D claims than the average internal medicine physician in 2024
3,336 Medicare Part D claims for 159 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 51 claims were for opioids.
Most prescribed
- Rosuvastatin Calcium181 claims
- Amlodipine Besylate142 claims
- Levothyroxine Sodium139 claims
- Atorvastatin Calcium119 claims
- Allopurinol91 claims
- Alprazolam81 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: $642.30
29 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. 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.
Marc Irving Lavin among 17,696 internal medicine physician records in California
Marc Irving Lavin, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 95% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1994 · median 2004 among the 11,065 with a school on file
- Record last updated2019 · 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).
22 internal medicine physician records list a practice address in West Hills
They are 22 of the 708 NPPES records with a practice address in West Hills, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in West Hills → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Shahab Attarchi, MDWest Hills, CA 913071902982408
- Barbara Callahan, M.D.West Hills, CA 913071124111653
- Warren Churg, M.D.West Hills, CA 913071629020490
- Christopher Hage, M.D.West Hills, CA 913071043397482
- Robert Hanson, M.D.West Hills, CA 913071447213616
- Caleb Hirsch, MDWest Hills, CA 913071619976800
- Mohammed Iqbal, MDWest Hills, CA 913071578574596
- Bruce Jacobson, M.D.West Hills, CA 913071558314971
Common questions
What is Marc Irving Lavin, M.D.'s NPI number?
Marc Irving Lavin, M.D.'s National Provider Identifier (NPI) is 1326048638, issued on Jul 28, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Marc Irving Lavin, M.D. located?
The NPPES record lists a practice address at 7345 Medical Center Dr Ste 160, West Hills, CA, 91307. Phone: (818) 676-4805. Providers update this record themselves, so call before visiting.
How can I verify Marc Irving Lavin, M.D.'s license?
NPPES lists California license number A54809, 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 Marc Irving Lavin, M.D. prescribe under Medicare Part D?
In 2024, Marc Irving Lavin, M.D. had 3,336 Medicare Part D claims for 159 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.