NPPES file of Aug 9, 2026

Douglas Allen Shelton, MD

Internal Medicine Physician · Paso Robles, CA

Douglas Allen Shelton, MD is an internal medicine physician with a practice address in Paso Robles, California, and NPI 1639121478, issued on May 17, 2006. Check the license (California G47119, 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
1639121478
Name
Douglas Allen Shelton
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
G47119 CA
Self-reported in NPPES; status is on the state search
Practice location
759 Angus St, Paso Robles, CA 93446
Phone
(805) 704-8801
Enumerated
May 17, 2006
Record last updated
Jun 26, 2025
Fax
(805) 221-5957
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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Verify Douglas Allen Shelton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G47119
    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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98% fewer Medicare Part D claims than the average internal medicine physician in 2024

55 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 20% of claims.

  1. Douglas Shelton55
  2. Specialty average3,176

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.

Douglas Allen Shelton among 17,696 internal medicine physician records in California

Douglas Allen Shelton, MD 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 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 56% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2025 · 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).

Internal Medicine Physician providers in California

There are 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Boyce Kiger, MDPaso Robles, CA 934461518003227
  2. Duc Nguyen, M.D.Oceano, CA 934451255366928
  3. Teeranun Jirajariyavej, M.D.Nipomo, CA 934441730317751
  4. Atipon Kangwanpornsiri, M.D.Nipomo, CA 934441487854816
  5. Anna Kim, M.D.Nipomo, CA 934441588682769
  6. Nancy Kitson, MDNipomo, CA 934441174543664
  7. James Sweeney, MDNipomo, CA 934441932213014
  8. Kourosh Bagheri, M.D., M.S.Shell Beach, CA 934491457540031

Common questions

What is Douglas Allen Shelton, MD's NPI number?

Douglas Allen Shelton, MD's National Provider Identifier (NPI) is 1639121478, issued on May 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Douglas Allen Shelton, MD located?

The NPPES record lists a practice address at 759 Angus St, Paso Robles, CA, 93446. Phone: (805) 704-8801. Providers update this record themselves, so call before visiting.

How can I verify Douglas Allen Shelton, MD's license?

NPPES lists California license number G47119, 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 Douglas Allen Shelton, MD prescribe under Medicare Part D?

In 2024, Douglas Allen Shelton, MD had 55 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.