Margaret Jean Hart, D.O
Family Medicine Physician · Muskogee, OK
Margaret Jean Hart, D.O is a family medicine physician with a practice address in Muskogee, Oklahoma, and NPI 1942426689, issued on Apr 18, 2007. Check the license (Oklahoma 9069, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.
- Name
- Margaret Jean Hart
- Credential
- D.O
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 9069 OK
5101016975 MI
51O1016975 MI
54437 MN
Self-reported in NPPES; status is on the state search - Practice location
- 3332 W Okmulgee St, Muskogee, OK 74401
- Phone
- (918) 682-2481
- Enumerated
- Apr 18, 2007
- Record last updated
- Aug 8, 2025
- Fax
- (918) 682-2932
- Medicare enrollment
- Enrolled (PECOS I20220222001779); accepts Medicare assignment
- Medical or professional school
- Oklahoma State University College Of Osteopathic Medicine, 2006
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,303 in Oklahoma → Look up another NPI →
Also registered at 3332 W Okmulgee St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Margaret Jean Hart in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOklahoma Board of Medical Licensure and Supervision
Search for license 9069Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average family medicine physician in 2024
569 Medicare Part D claims for 74 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Levothyroxine Sodium46 claims
- Amlodipine Besylate29 claims
- Atorvastatin Calcium28 claims
- Telmisartan28 claims
- Rosuvastatin Calcium26 claims
- Hydrochlorothiazide24 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: $58.99
3 payments; by number, the most common kind was food and beverage; the largest payer was Ucb, Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Immaculate Heart OF Mary Family Health CenterChandler, AZ
- Warren Clinic IncMuskogee, OK
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Margaret Jean Hart among 2,303 family medicine physician records in Oklahoma
Margaret Jean Hart, D.O is one of 2,303 family medicine physician 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 47% of them.
- NPI issued2007 · 47% of these records are older, 46% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2006 · median 2008 among the 1,407 with a school on file
- Record last updated2025 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
31 family medicine physician records list a practice address in Muskogee
They are 31 of the 1,769 NPPES records with a practice address in Muskogee, and 2,303 family medicine physician records in Oklahoma.
All 2,303 in Oklahoma → Every provider in Muskogee → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- James Beebe, M.D.Muskogee, OK 744011407047723
- Jason Dansby, MDMuskogee, OK 744011437151578
- John Fell, DOMuskogee, OK 744011629091640
- Jesse Geren, DOMuskogee, OK 744011679578397
- Michael Hammond, MDMuskogee, OK 744011104861616
- Lynn McClintock, M.D.Muskogee, OK 744011366411282
- Brad McIntosh, MDMuskogee, OK 744011659373819
- Christopher Mitchell, M.D.Muskogee, OK 744011992770796
Common questions
What is Margaret Jean Hart, D.O's NPI number?
Margaret Jean Hart, D.O's National Provider Identifier (NPI) is 1942426689, issued on Apr 18, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Margaret Jean Hart, D.O located?
The NPPES record lists a practice address at 3332 W Okmulgee St, Muskogee, OK, 74401. Phone: (918) 682-2481. Providers update this record themselves, so call before visiting.
How can I verify Margaret Jean Hart, D.O's license?
NPPES lists Oklahoma license number 9069, 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 Margaret Jean Hart, D.O prescribe under Medicare Part D?
In 2024, Margaret Jean Hart, D.O had 569 Medicare Part D claims for 74 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.