NPPES file of Aug 9, 2026

Nathaniel D. Rapp, D.O.

Obstetrics & Gynecology Physician · Tulsa, OK

Nathaniel D. Rapp, D.O. is an obstetrics & gynecology physician with a practice address in Tulsa, Oklahoma, and NPI 1043442841, issued on Aug 13, 2009. Check the license (Oklahoma 4802, 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
1043442841
Name
Nathaniel D. Rapp
Credential
D.O.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
4802 OK
Self-reported in NPPES; status is on the state search
Practice location
744 W 9TH St, Tulsa, OK 74127
Phone
(918) 586-4500
Enumerated
Aug 13, 2009
Record last updated
Aug 13, 2009 (not updated in 17 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20120817000285); accepts Medicare assignment
Medical or professional school
Ohio State University College Of Medicine, 2008
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. David Alcorn, DOInternal Medicine Physician1063952562
  5. Katherine Andrews, DOStudent in an Organized Health Care Education/Training Program1952104127
  6. Kenneth Argo, D.O.Emergency Medicine Physician1477965689

Verify Nathaniel D. Rapp 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 4802
    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

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76% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

40 Medicare Part D claims, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Nathaniel Rapp40
  2. Specialty average165

Most prescribed

  1. Premarin11 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: $265.72

10 payments; by number, the most common kind was food and beverage; the largest payer was Hologic Sales and Service, LLC. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nathaniel Rapp$265.72
  2. Specialty average$1,030.61

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. Tulsa Women's Healthcare, PLLC.Tulsa, OK

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

Nathaniel D. Rapp among 438 obstetrics & gynecology physician records in Oklahoma

Nathaniel D. Rapp, D.O. is one of 438 obstetrics & gynecology physician records with a practice address in Oklahoma. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 61% of them.

  • NPI issued2009 · 61% of these records are older, 36% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2008 · median 2006 among the 267 with a school on file
  • Record last updated2009 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in Oklahoma

There are 438 obstetrics & gynecology physician records in Oklahoma.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Erin Brown, DOTulsa, OK 741271871930008
  2. Carlos Guevara, DOTulsa, OK 741271306188701
  3. Joseph Johnson, DOTulsa, OK 741271457310658
  4. Lucas Myers, DOTulsa, OK 741271841827474
  5. Mark Parks, DOTulsa, OK 741271205336229
  6. William Po, MDTulsa, OK 741271609832898
  7. Rita Barnhart, PA-CTulsa, OK 741331376658526
  8. William Harris, M.D.Tulsa, OK 741331720015415

Common questions

What is Nathaniel D. Rapp, D.O.'s NPI number?

Nathaniel D. Rapp, D.O.'s National Provider Identifier (NPI) is 1043442841, issued on Aug 13, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Nathaniel D. Rapp, D.O. located?

The NPPES record lists a practice address at 744 W 9TH St, Tulsa, OK, 74127. Phone: (918) 586-4500. Providers update this record themselves, so call before visiting.

How can I verify Nathaniel D. Rapp, D.O.'s license?

NPPES lists Oklahoma license number 4802, 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 Nathaniel D. Rapp, D.O. prescribe under Medicare Part D?

In 2024, Nathaniel D. Rapp, D.O. had 40 Medicare Part D claims; the average among obstetrics & gynecology physician prescribers was 165. 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.