Michael H. Tolwin, M.D.
Psychiatry Physician · Culver City, CA
Michael H. Tolwin, M.D. is a psychiatry physician with a practice address in Culver City, California, and NPI 1497797427, issued on Jun 12, 2006. Check the license (California G48816, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Michael H. Tolwin
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- G48816 CA
Self-reported in NPPES; status is on the state search - Practice location
- 5000 Overland Ave Ste 108, Culver City, CA 90230
- Phone
- (310) 280-9670
- Enumerated
- Jun 12, 2006
- Record last updated
- Jul 12, 2023
- Fax
- (310) 280-9675
- Medicaid ID
- 00G488160 CA
- Medicare enrollment
- Enrolled (PECOS I20100902000724); accepts Medicare assignment
- Medical or professional school
- University Of Wisconsin School Of Medicine, 1981
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 8,673 in California → Look up another NPI →
Also registered at 5000 Overland Ave Ste 108
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Vartan Bekerian, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1790558187
- Brittany Leos, PMHNPPsychiatric/Mental Health Nurse Practitioner1881273001
- Yeranuhi MansourianPsychiatric/Mental Health Nurse Practitioner1891619243
- Joseph TolwinPsychiatric/Mental Health Nurse Practitioner1952083867
Verify Michael H. Tolwin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G48816Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.6 times the Medicare Part D claims of the average psychiatry physician in 2024
3,632 Medicare Part D claims for 355 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.
Most prescribed
- Quetiapine Fumarate283 claims
- Clozapine255 claims
- Olanzapine234 claims
- Mirtazapine222 claims
- Aripiprazole211 claims
- Risperidone173 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): 4.2 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).
Industry payments in 2024: $1,589.35
105 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 13,693 providers of this specialty with any payment received $4,954.93 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
- Tolwin Psychiatric Medical Group IncCulver City, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael H. Tolwin among 8,673 psychiatry physician records in California
Michael H. Tolwin, M.D. is one of 8,673 psychiatry physician records with a practice address in California. 67% 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 2% of them.
- NPI issued2006 · 2% of these records are older, 67% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 38% of these records are
- Graduated1981 · median 2005 among the 3,295 with a school on file
- Record last updated2023 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in California
There are 8,673 psychiatry physician records in California.
All 8,673 in California → Every provider in Culver City → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Saba BadarCulver City, CA 902301639799182
- Curley Bonds, MDCulver City, CA 902301073546404
- Jennifer BreitbartCulver City, CA 902301942446380
- Andrew Dow, M.D.Culver City, CA 902301477636504
- Armin HoesCulver City, CA 902301528329414
- Arthur Kopp, M.D.Culver City, CA 902301598977241
- Hee-Sang Lyu, M.D.Culver City, CA 902301831500164
- Scott Miller, M.D.Culver City, CA 902301801055694
Common questions
What is Michael H. Tolwin, M.D.'s NPI number?
Michael H. Tolwin, M.D.'s National Provider Identifier (NPI) is 1497797427, issued on Jun 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael H. Tolwin, M.D. located?
The NPPES record lists a practice address at 5000 Overland Ave Ste 108, Culver City, CA, 90230. Phone: (310) 280-9670. Providers update this record themselves, so call before visiting.
How can I verify Michael H. Tolwin, M.D.'s license?
NPPES lists California license number G48816, 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 Michael H. Tolwin, M.D. prescribe under Medicare Part D?
In 2024, Michael H. Tolwin, M.D. had 3,632 Medicare Part D claims for 355 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
What is Michael H. Tolwin, M.D.'s MIPS final score?
The 2023 MIPS final score is 4.2 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.