NPPES file of Aug 9, 2026

Amy R. Riley, M.D.

Obstetrics & Gynecology Physician · Roseville, CA

Amy R. Riley, M.D. is an obstetrics & gynecology physician with a practice address in Roseville, California, and NPI 1447215108, issued on Apr 18, 2006. Check the license (California A86910, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1447215108
Name
Amy R. Riley
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
A86910 CA
Self-reported in NPPES; status is on the state search
Practice location
3 Medical Plaza Dr, Roseville, CA 95661
Phone
(916) 773-7977
Enumerated
Apr 18, 2006
Record last updated
Jul 7, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(916) 773-7979
Medicaid ID
00A869100 CA
Medicare enrollment
Enrolled (PECOS I20040819000772); accepts Medicare assignment
Medical or professional school
Saint Louis University School Of Medicine, 2000
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 3 Medical Plaza Dr

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

  1. Carolina Alvayay, M.D.Urology Physician1336380286
  2. Stephanie Austin, M.D.Otolaryngology Physician1629399126
  3. Beverly Bruce, OTOccupational Therapist1366557266
  4. Douglas Canlas, M.D.Internal Medicine Physician1871721654
  5. Kim David Canlas, M.D.Internal Medicine Physician1982920401
  6. April Cauthen, NPNurse Practitioner1225185622

Verify Amy R. Riley in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A86910
    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

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25% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

123 Medicare Part D claims for 49 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.

  1. Amy Riley123
  2. Specialty average165

Most prescribed

  1. Estradiol47 claims
  2. Combipatch12 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.

Bills Medicare through one group practice

  1. Sutter Valley Medical FoundationRoseville, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Amy R. Riley among 5,088 obstetrics & gynecology physician records in California

Amy R. Riley, M.D. 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 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 52% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2000 · median 2004 among the 2,700 with a school on file
  • Record last updated2015 · 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.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Cathy Baker, MDRoseville, CA 956611164500807
  2. Dina Canavero, MEDICAL DOCTORRoseville, CA 956611386612083
  3. Meera Chong, MDRoseville, CA 956611275648974
  4. Jose Cueto, M.D.Roseville, CA 956611265543987
  5. Jacqueline Ho, MEDICAL DOCTORRoseville, CA 956611831167543
  6. Melissa Johnson, M.D.Roseville, CA 956611184618654
  7. Blake Lambourne, MEDICAL DOCTORRoseville, CA 956611194793802
  8. Stacie Macdonald, M.D.Roseville, CA 956611700849973

Common questions

What is Amy R. Riley, M.D.'s NPI number?

Amy R. Riley, M.D.'s National Provider Identifier (NPI) is 1447215108, issued on Apr 18, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Amy R. Riley, M.D. located?

The NPPES record lists a practice address at 3 Medical Plaza Dr, Roseville, CA, 95661. Phone: (916) 773-7977. Providers update this record themselves, so call before visiting.

How can I verify Amy R. Riley, M.D.'s license?

NPPES lists California license number A86910, 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 Amy R. Riley, M.D. prescribe under Medicare Part D?

In 2024, Amy R. Riley, M.D. had 123 Medicare Part D claims for 49 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.