NPPES file of Aug 9, 2026

Douglas Thornton, DO

Surgery Physician · Ada, OK

Douglas Thornton, DO is a surgery physician with a practice address in Ada, Oklahoma, and NPI 1780071571, issued on Apr 20, 2015. Check the license (Oklahoma 6896, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1780071571
Name
Douglas Thornton
Credential
DO
Primary taxonomy
Surgery Physician 208600000X
License numbers
6896 OK
5101021524 MI
Self-reported in NPPES; status is on the state search
Practice location
435 N Monte Vista St, Ada, OK 74820
Phone
(580) 310-0102
Enumerated
Apr 20, 2015
Record last updated
Aug 12, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(580) 310-0104
Medicare enrollment
Enrolled (PECOS I20200818001111); accepts Medicare assignment
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 435 N Monte Vista St

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

  1. Celeste Adrian, M.D.Surgery Physician1265796023
  2. Ghaith Al-Qudah, M.D.Surgery Physician1629421409
  3. Justin Plaxico, D.O.Surgery Physician1518996958

Verify Douglas Thornton 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 6896
    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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3.1 times the Medicare Part D claims of the average surgery physician in 2024

461 Medicare Part D claims for 248 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims. 67 claims were for opioids.

  1. Douglas Thornton461
  2. Specialty average147

Most prescribed

  1. Peg-3350 And Electrolytes70 claims
  2. Hydrocodone-Acetaminophen57 claims
  3. Ondansetron Odt54 claims
  4. Omeprazole44 claims
  5. Sutab38 claims
  6. Gavilyte-G27 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: $15.36

1 payment: food and beverage; the largest payer was Medtronic, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Douglas Thornton$15.36
  2. Specialty average$3,513.80

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. Mercy Clinic Oklahoma CommunitiesAda, OK

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

Surgery Physician providers in Oklahoma

There are 348 surgery physician records in Oklahoma.

Other surgery physician records in Oklahoma

  1. Haley Adams, DOGrove, OK1154747053
  2. Larry Adams, MDEdmond, OK1669471454
  3. Celeste Adrian, M.D.Ada, OK1265796023
  4. Carson Agee, M.D.Oklahoma City, OK1942203575
  5. Ricardo AguilarTulsa, OK1427317791
  6. Jae Ahn, MDOklahoma City, OK1053102202
  7. Ghaith Al-Qudah, M.D.Ada, OK1629421409
  8. Damon Armstrong, DOMuskogee, OK1548400500
  9. Justin Atherton, MDTulsa, OK1912935644
  10. Ladd Atkins, D.O.Tulsa, OK1912198375

Common questions

What is Douglas Thornton, DO's NPI number?

Douglas Thornton, DO's National Provider Identifier (NPI) is 1780071571, issued on Apr 20, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Douglas Thornton, DO located?

The NPPES record lists a practice address at 435 N Monte Vista St, Ada, OK, 74820. Phone: (580) 310-0102. Providers update this record themselves, so call before visiting.

How can I verify Douglas Thornton, DO's license?

NPPES lists Oklahoma license number 6896, 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.

How much does Douglas Thornton, DO prescribe under Medicare Part D?

In 2024, Douglas Thornton, DO had 461 Medicare Part D claims for 248 beneficiaries; the average among surgery physician prescribers was 147. 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.