NPPES file of Aug 9, 2026

Susan C. Logan, M.D.

Obstetrics & Gynecology Physician · Santa Rosa, CA

Susan C. Logan, M.D. is an obstetrics & gynecology physician with a practice address in Santa Rosa, California, and NPI 1982716221, issued on Aug 31, 2006. Check the license (California G69486, 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
1982716221
Name
Susan C. Logan
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
G69486 CA
Self-reported in NPPES; status is on the state search
Practice location
1111 Sonoma Avenue, Santa Rosa, CA 95405
Phone
(707) 575-1626
Enumerated
Aug 31, 2006
Record last updated
Jan 29, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(707) 575-3941
Medicaid ID
1982716221 CA
Medicare enrollment
Enrolled (PECOS I20081226000063); accepts Medicare assignment
Medical or professional school
University Of Southern California Keck School Of Medicine, 1990
Telehealth
Offers telehealth (CMS)
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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8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →

Also registered at 1111 Sonoma Avenue

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

  1. Lela Emad, M.D.Obstetrics & Gynecology Physician1811902612
  2. Peter Marincovich, PHD AUDIOLOGIST DISPAudiologist1447327507

Verify Susan C. Logan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G69486    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.

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4.5 times the Medicare Part D claims of the average obstetrics & gynecology physician in 2024

744 Medicare Part D claims for 250 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.

  1. Susan Logan744
  2. Specialty average165

Most prescribed

  1. Estradiol175 claims
  2. Progesterone66 claims
  3. Fluconazole52 claims
  4. Nitrofurantoin Mono-Macro30 claims
  5. Premarin30 claims
  6. Valacyclovir30 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: $908.68

47 payments; by number, the most common kind was food and beverage; the largest payer was Mayne Pharma Commercial LLC. 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.

  1. Susan Logan$908.68
  2. Specialty average$1,030.61

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

  1. Womens ObgynSanta Rosa, CA

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

Susan C. Logan among 5,088 obstetrics & gynecology physician records in California

Susan C. Logan, 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
  • Graduated1990 · median 2004 among the 2,700 with a school on file
  • Record last updated2019 · 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 Santa Rosa → Obstetrics & Gynecology Physician nationwide →

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

  1. Sahar Doctorvaladan, MDSanta Rosa, CA 954051285957936
  2. Lela Emad, M.D.Santa Rosa, CA 954051811902612
  3. Bobby Field, MDSanta Rosa, CA 954051699739912
  4. Louise Huang, M.D.Santa Rosa, CA 954051205948544
  5. Natasha Kahl, MDSanta Rosa, CA 954051942252911
  6. Karen Leung, MDSanta Rosa, CA 954051346206463
  7. Gregory Sacher, MDSanta Rosa, CA 954051972682011
  8. Estrelania Williams, M.D.Santa Rosa, CA 954051164816252

Common questions

What is Susan C. Logan, M.D.'s NPI number?

Susan C. Logan, M.D.'s National Provider Identifier (NPI) is 1982716221, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Susan C. Logan, M.D. located?

The NPPES record lists a practice address at 1111 Sonoma Avenue, Santa Rosa, CA, 95405. Phone: (707) 575-1626. Providers update this record themselves, so call before visiting.

How can I verify Susan C. Logan, M.D.'s license?

NPPES lists California license number G69486, 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 Susan C. Logan, M.D. prescribe under Medicare Part D?

In 2024, Susan C. Logan, M.D. had 744 Medicare Part D claims for 250 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.