Registry data as of Aug 27, 2026

Cynthia Macer, M.D.

General Practice Physician · Rolling Hills Estates, CA

Cynthia Macer, M.D. is a general practice physician with a practice address in Rolling Hills Estates, California, and NPI 1659423374, issued on Jan 16, 2007. Check the license (California G67152, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1659423374
Name
Cynthia Macer
Credential
M.D.
Primary taxonomy
General Practice Physician 208D00000X
License number
G67152 CA
Self-reported in NPPES; status is on the state search
Practice location
827 Deep Valley Dr, Rolling Hills Estates, CA 90274
Phone
(310) 541-8400
Enumerated
Jan 16, 2007
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 827 Deep Valley Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Tiffany Becker, M.D.Pediatrics Physician1275634511
  2. Kathleen Dyke, O.D.Optometrist1790193431
  3. Joanna Edwards, PSY.D.Clinical Psychologist1649477399
  4. James Flores, MDPediatric Adolescent Medicine Physician1720166481
  5. James Hawley, O.D.Optometrist1114061413
  6. Terry Hawley, O.D.Optometrist1821139411

Verify Cynthia Macer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G67152
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

68% fewer Medicare Part D claims than the average general practice physician in 2024

956 Medicare Part D claims for 51 beneficiaries, against an average of 2,957 among the 8,605 providers of this specialty who prescribed in Part D.

  1. Cynthia Macer956
  2. Specialty average2,957

Most prescribed

  1. Rosuvastatin Calcium75 claims
  2. Levothyroxine Sodium67 claims
  3. Azithromycin36 claims
  4. Ezetimibe36 claims
  5. Synthroid35 claims
  6. Omeprazole30 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: $742.88

30 payments, mostly food and beverage; the largest payer was Amgen Inc.. The 4,601 providers of this specialty with any payment received $1,297.26 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Cynthia Macer$742.88
  2. Specialty average$1,297.26

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Macer MedicalRolling Hills Estates, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

4 general practice physician records list a Rolling Hills Estates practice address

They are 4 of the 208 NPPES records with a Rolling Hills Estates practice address, and 1,869 general practice physician records in California.

Other general practice physician records in California

  1. Dalal Aago, MDEl Cajon, CA1639863103
  2. Hessam Aazami, M.D.Canoga Park, CA1144299173
  3. Kenric Aban, M.D.Oceanside, CA1336218023
  4. Tahira Abbasi, MDLa Jolla, CA1619062346
  5. Ryan Abbott, M.D.Los Angeles, CA1194016030
  6. Adel Abdelsayed, M.D.Huntington Park, CA1922164961
  7. Brittany Abeldt, MDOakland, CA1982353884
  8. Ilona Abraham, MDEncino, CA1700939576
  9. Jerry Abraham, MD, MPH, CMQLos Angeles, CA1932514874
  10. Azniv Abrahamian, M.D.North Hollywood, CA1033270293

Common questions

What is Cynthia Macer, M.D.'s NPI number?

Cynthia Macer, M.D.'s National Provider Identifier (NPI) is 1659423374, issued on Jan 16, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Cynthia Macer, M.D. located?

The NPPES record lists a practice address at 827 Deep Valley Dr, Rolling Hills Estates, CA, 90274. Phone: (310) 541-8400. Providers update this record themselves, so call before visiting.

How can I verify Cynthia Macer, M.D.'s license?

NPPES lists California license number G67152, 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 Cynthia Macer, M.D. prescribe under Medicare Part D?

In 2024, Cynthia Macer, M.D. had 956 Medicare Part D claims for 51 beneficiaries; the average among general practice physician prescribers was 2,957. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.