Austin Merrill, D.O.
Obstetrics & Gynecology Physician · Los Angeles, CA
Austin Merrill, D.O. is an obstetrics & gynecology physician with a practice address in Los Angeles, California, and NPI 1801281597, issued on Mar 31, 2015. Check the license (California 20A15643, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Austin Merrill
- Credential
- D.O.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 20A15643 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4733 W Sunset Blvd FL 3, Los Angeles, CA 90027
- Phone
- (323) 783-1430
- Enumerated
- Mar 31, 2015
- Record last updated
- Dec 8, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20190311002453); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Also registered at 4733 W Sunset Blvd FL 3
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Andrew AbayanStudent in an Organized Health Care Education/Training Program1912589391
- Riad Abdulmoniem, MDStudent in an Organized Health Care Education/Training Program1215730841
- Dishan AbeydeeraStudent in an Organized Health Care Education/Training Program1265291413
- Alyssa AbramStudent in an Organized Health Care Education/Training Program1508626300
- Max Abramson, MDStudent in an Organized Health Care Education/Training Program1093579286
- Shalini Agrawal, DOStudent in an Organized Health Care Education/Training Program1316707888
Verify Austin Merrill in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A15643Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
48% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
85 Medicare Part D claims for 30 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.
Most prescribed
- Estradiol34 claims
- Climara13 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: $2,479.92
8 payments; by number, the most common kind was food and beverage; the largest payer was Intuitive Surgical, Inc. The 21,429 providers of this specialty with any payment received $1,030.61 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
- Southern California Permanente Medical GroupBakersfield, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Austin Merrill among 5,088 obstetrics & gynecology physician records in California
Austin Merrill, D.O. is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% 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 83% of them.
- NPI issued2015 · 83% of these records are older, 15% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2015 · median 2004 among the 2,700 with a school on file
- Record last updated2021 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in California
There are 5,088 obstetrics & gynecology physician records in California.
All 5,088 in California → Every provider in Los Angeles → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Jonathan Azizzadeh, M.D.Los Angeles, CA 900271215949367
- Robert Chu, MDLos Angeles, CA 900271629145560
- Edward Drenth, MDLos Angeles, CA 900271578630414
- Lorrie Dubow, MDLos Angeles, CA 900271720159759
- William Fong, MDLos Angeles, CA 900271568533511
- Gladys Hernandez, MDLos Angeles, CA 900271255408084
- Eduard Minas, MDLos Angeles, CA 900271710097670
- Brian Miyazaki, MDLos Angeles, CA 900271235206111
Common questions
What is Austin Merrill, D.O.'s NPI number?
Austin Merrill, D.O.'s National Provider Identifier (NPI) is 1801281597, issued on Mar 31, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Austin Merrill, D.O. located?
The NPPES record lists a practice address at 4733 W Sunset Blvd FL 3, Los Angeles, CA, 90027. Phone: (323) 783-1430. Providers update this record themselves, so call before visiting.
How can I verify Austin Merrill, D.O.'s license?
NPPES lists California license number 20A15643, 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 Austin Merrill, D.O. prescribe under Medicare Part D?
In 2024, Austin Merrill, D.O. had 85 Medicare Part D claims for 30 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.