NPPES file of Aug 9, 2026

Scott Paul Peterson, M.D.

Internal Medicine Physician · Santa Rosa, CA

Scott Paul Peterson, M.D. is an internal medicine physician with a practice address in Santa Rosa, California, and NPI 1861535551, issued on Feb 14, 2007. Check the license (California G49194, 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
1861535551
Name
Scott Paul Peterson
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
G49194 CA
Self-reported in NPPES; status is on the state search
Practice location
500 Doyle Park Dr, Santa Rosa, CA 95405
Phone
(707) 545-1700
Enumerated
Feb 14, 2007
Record last updated
Feb 1, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(707) 579-1958
Medicaid ID
00G491940 CA
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 500 Doyle Park Dr

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

  1. Nicholas Anton, MDInternal Medicine Physician1659364933
  2. Razi Arifuddin, MDGastroenterology Physician1124085410
  3. Chad Barylski, NP-C, RN, DC, DACBSPNurse Practitioner1932358553
  4. Joshua Beirne, M.D.Gastroenterology Physician1841216041
  5. George Bisbee, MDInternal Medicine Physician1235122516
  6. Deborah Britt, M.D.Pediatrics Physician1316959307

Verify Scott Paul Peterson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G49194
    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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98% fewer Medicare Part D claims than the average internal medicine physician in 2024

70 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 59% of claims.

  1. Scott Peterson70
  2. Specialty average3,176

Most prescribed

  1. Eliquis26 claims
  2. Levothyroxine Sodium20 claims
  3. Insulin Lispro Kwikpen U-10012 claims
  4. Metoprolol Succinate12 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.

Scott Paul Peterson among 17,696 internal medicine physician records in California

Scott Paul Peterson, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 44% of them.

  • NPI issued2007 · 44% of these records are older, 44% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2010 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

98 internal medicine physician records list a practice address in Santa Rosa

They are 98 of the 6,884 NPPES records with a practice address in Santa Rosa, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Nicholas Anton, MDSanta Rosa, CA 954051659364933
  2. George Bisbee, MDSanta Rosa, CA 954051235122516
  3. David Capaccio, DOSanta Rosa, CA 954051457355364
  4. David Charp, M.D.Santa Rosa, CA 954051053335208
  5. Catherine Davis, MDSanta Rosa, CA 954051497748776
  6. Marlon Decastro, M.D.Santa Rosa, CA 954051780643270
  7. John Hurwitz, DOSanta Rosa, CA 954051124018262
  8. Adina Logan, M.D.Santa Rosa, CA 954051881667178

Common questions

What is Scott Paul Peterson, M.D.'s NPI number?

Scott Paul Peterson, M.D.'s National Provider Identifier (NPI) is 1861535551, issued on Feb 14, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Scott Paul Peterson, M.D. located?

The NPPES record lists a practice address at 500 Doyle Park Dr, Santa Rosa, CA, 95405. Phone: (707) 545-1700. Providers update this record themselves, so call before visiting.

How can I verify Scott Paul Peterson, M.D.'s license?

NPPES lists California license number G49194, 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 Scott Paul Peterson, M.D. prescribe under Medicare Part D?

In 2024, Scott Paul Peterson, M.D. had 70 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. 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.