NPPES file of Aug 9, 2026

David Michael Alcorn, DO

Internal Medicine Physician · Tulsa, OK

David Michael Alcorn, DO is an internal medicine physician with a practice address in Tulsa, Oklahoma, and NPI 1063952562, issued on Mar 2, 2017. Check the license (Oklahoma 6351, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1063952562
Name
David Michael Alcorn
Credential
DO
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
6351 OK
Self-reported in NPPES; status is on the state search
Practice location
744 W 9TH St, Tulsa, OK 74127
Phone
(573) 776-5354
Enumerated
Mar 2, 2017
Record last updated
Mar 24, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicaid ID
1063952562 OK
Medicare enrollment
Enrolled (PECOS I20200728000397); accepts Medicare assignment
Medical or professional school
At Still University Of Health Sciences, College Of Osteo Med, Kirksville, 2017
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 744 W 9TH St

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

  1. Bobby Abernathy, D.O.Emergency Medicine Physician1114289659
  2. Sheeba AgaStudent in an Organized Health Care Education/Training Program1386211373
  3. Christina Albrecht, LCSWClinical Social Worker1629490099
  4. Katherine Andrews, DOStudent in an Organized Health Care Education/Training Program1952104127
  5. Kenneth Argo, D.O.Emergency Medicine Physician1477965689
  6. Laura Arrowsmith, DODiagnostic Radiology Physician1083654800

Verify David Michael Alcorn in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOklahoma Board of Medical Licensure and Supervision
    Search for license 6351
    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 Oklahoma 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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Bills Medicare through one group practice

  1. Hamilton Medical Center, IncDalton, GA

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

David Michael Alcorn among 1,115 internal medicine physician records in Oklahoma

David Michael Alcorn, DO is one of 1,115 internal medicine physician records with a practice address in Oklahoma. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 70% of them.

  • NPI issued2017 · 70% of these records are older, 28% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2017 · median 2007 among the 653 with a school on file
  • Record last updated2021 · 56% 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 Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

307 internal medicine physician records list a practice address in Tulsa

They are 307 of the 18,643 NPPES records with a practice address in Tulsa, and 1,115 internal medicine physician records in Oklahoma.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Damon Baker, DOTulsa, OK 741271124096573
  2. Justin Chronister, D.O.Tulsa, OK 741271720248529
  3. Stacy Chronister, D.O.Tulsa, OK 741271194987750
  4. Katherine Cook, DOTulsa, OK 741271821253410
  5. Zachary Griffin, DOTulsa, OK 741271922685049
  6. Leonard LacefieldTulsa, OK 741271447590088
  7. Maria Ramos, D.O.Tulsa, OK 741271184853186
  8. Paul Rock, D.O.Tulsa, OK 741271053371682

Common questions

What is David Michael Alcorn, DO's NPI number?

David Michael Alcorn, DO's National Provider Identifier (NPI) is 1063952562, issued on Mar 2, 2017. An NPI identifies a provider in billing; it is not a license.

Where is David Michael Alcorn, DO located?

The NPPES record lists a practice address at 744 W 9TH St, Tulsa, OK, 74127. Phone: (573) 776-5354. Providers update this record themselves, so call before visiting.

How can I verify David Michael Alcorn, DO's license?

NPPES lists Oklahoma license number 6351, as entered by the provider. Search the Oklahoma Board of Medical Licensure and Supervision at https://www.okmedicalboard.org/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.