NPPES file of Aug 9, 2026

Lee Halvor Simpson, PA-C

Physician Assistant · Ponca City, OK

Lee Halvor Simpson, PA-C is a physician assistant with a practice address in Ponca City, Oklahoma, and NPI 1467677492, issued on Apr 16, 2007. Check the license (Oklahoma PA1630, as entered in NPPES) with the Oklahoma board that licenses this profession; 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
1467677492
Name
Lee Halvor Simpson
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
PA1630 OK
Self-reported in NPPES; status is on the state search
Practice location
2225 N Union St., Ponca City, OK 74601
Phone
(918) 308-5515
Enumerated
Apr 16, 2007
Record last updated
Mar 11, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(580) 749-5792
Medicare enrollment
Enrolled (PECOS I20070928000593); accepts Medicare assignment
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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Also registered at 2225 N Union St.

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

  1. Tamra CunninghamPeer Specialist1659972537
  2. Taylor DiveleyCase Manager/Care Coordinator1871087304
  3. Kaella KelleyPeer Specialist1306448113
  4. Shelli Magin, LPCMental Health Counselor1992276034
  5. Nicole RobertsCase Manager/Care Coordinator1407456114
  6. Jennifer Turney, LMSW, MSW U/SSocial Worker1306341557

Verify Lee Halvor Simpson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Oklahoma board licenses this profession
    Search for license PA1630
    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
Find 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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6.1 times the Medicare Part D claims of the average physician assistant in 2024

5,099 Medicare Part D claims for 236 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.

  1. Lee Simpson5,099
  2. Specialty average830

Most prescribed

  1. Buspirone Hcl394 claims
  2. Fluoxetine Hcl309 claims
  3. Trazodone Hcl295 claims
  4. Aripiprazole256 claims
  5. Quetiapine Fumarate224 claims
  6. Bupropion Xl209 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: $413.92

27 payments; by number, the most common kind was food and beverage; the largest payer was Teva Pharmaceuticals USA, Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Lee Simpson$413.92
  2. Specialty average$841.65

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. Grand Lake Mental Health Center, Inc.Miami, OK

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

Lee Halvor Simpson among 1,870 physician assistant records in Oklahoma

Lee Halvor Simpson, PA-C is one of 1,870 physician assistant records with a practice address in Oklahoma. 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 22% of them.

  • NPI issued2007 · 22% of these records are older, 74% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated2006 · median 2017 among the 1,246 with a school on file
  • Record last updated2021 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Physician Assistant providers in Oklahoma

There are 1,870 physician assistant records in Oklahoma.

The 8 physician assistant records with the nearest ZIP codes

  1. Parnell Adams, PA-CPonca City, OK 746011801810783
  2. Taelor Baetz, PAPonca City, OK 746011881385656
  3. Jenna Specht, PA-CPonca City, OK 746011730705229
  4. Robert Vandiver, P.A.Wilburton, OK 745781417090770
  5. Kelsey Burnett, PA-CBlackwell, OK 746311275959314
  6. Allison Burns, PA-CTalihina, OK 745711043877202
  7. Thomas Hagelberger, PATalihina, OK 745711841263175
  8. Hannah HuddlestonTalihina, OK 745711215780069

Common questions

What is Lee Halvor Simpson, PA-C's NPI number?

Lee Halvor Simpson, PA-C's National Provider Identifier (NPI) is 1467677492, issued on Apr 16, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Lee Halvor Simpson, PA-C located?

The NPPES record lists a practice address at 2225 N Union St., Ponca City, OK, 74601. Phone: (918) 308-5515. Providers update this record themselves, so call before visiting.

How can I verify Lee Halvor Simpson, PA-C's license?

NPPES lists Oklahoma license number PA1630, as entered by the provider. Search the Oklahoma board that licenses this profession; the NPPES record confirms identity only.

How much does Lee Halvor Simpson, PA-C prescribe under Medicare Part D?

In 2024, Lee Halvor Simpson, PA-C had 5,099 Medicare Part D claims for 236 beneficiaries; the average among physician assistant prescribers was 830. 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.