Mary Carolyn Greenough, MD
Student in an Organized Health Care Education/Training Program · Oklahoma City, OK
Mary Carolyn Greenough, MD is a student in an organized health care education/training program with a practice address in Oklahoma City, Oklahoma, and NPI 1376162628, issued on Apr 15, 2020. Check the license (Oklahoma 41457, as entered in NPPES) with the Oklahoma board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Carolyn Greenough
- Credential
- MD
- Primary taxonomy
- Student in an Organized Health Care Education/Training Program 390200000X
- License number
- 41457 OK
Self-reported in NPPES; status is on the state search - Practice location
- 3300 NW Expwy, Oklahoma City, OK 73112
- Phone
- (405) 949-3011
- Enumerated
- Apr 15, 2020
- Record last updated
- Feb 15, 2024
- Entity
- Type 1 · individual
8 nearest student in an organized health care education/training program records → All 3,108 in Oklahoma → Look up another NPI →
Also registered at 3300 NW Expwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mary Carolyn Greenough in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oklahoma board licenses this profession
Search for license 41457Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $16.25
1 payment: food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 13,278 providers of this specialty with any payment received $608.08 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.
Mary Carolyn Greenough among 3,108 student in an organized health care education/training program records in Oklahoma
Mary Carolyn Greenough, MD is one of 3,108 student in an organized health care education/training program records with a practice address in Oklahoma. 12% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 10% of them.
- NPI issued2020 · 10% of these records are older, 84% newer
- In a Medicare fileYes · 12% of these records are
- In the CMS Doctors and Clinicians fileNo · 3% of these records are
- Record last updated2024 · 19% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
830 student in an organized health care education/training program records list a practice address in Oklahoma City
They are 830 of the 22,359 NPPES records with a practice address in Oklahoma City, and 3,108 student in an organized health care education/training program records in Oklahoma.
All 3,108 in Oklahoma → Every provider in Oklahoma City → Student in an Organized Health Care Education/Training Program nationwide →
The 8 student in an organized health care education/training program records with the nearest ZIP codes
- Kendall Creed, MDOklahoma City, OK 731121811554371
- Jeremy CritesOklahoma City, OK 731121801564794
- Edwige GwanyamaOklahoma City, OK 731121619414257
- Benjamin Heigle, DOOklahoma City, OK 731121205590544
- Tremeshia LasterOklahoma City, OK 731121275873408
- Fernando MorenoOklahoma City, OK 731121134740558
- Alyssa RobertsOklahoma City, OK 731121689282881
- Megan SchreckOklahoma City, OK 731121164959177
Common questions
What is Mary Carolyn Greenough, MD's NPI number?
Mary Carolyn Greenough, MD's National Provider Identifier (NPI) is 1376162628, issued on Apr 15, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Mary Carolyn Greenough, MD located?
The NPPES record lists a practice address at 3300 NW Expwy, Oklahoma City, OK, 73112. Phone: (405) 949-3011. Providers update this record themselves, so call before visiting.
How can I verify Mary Carolyn Greenough, MD's license?
NPPES lists Oklahoma license number 41457, as entered by the provider. Search the Oklahoma board that licenses this profession; the NPPES record confirms identity 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.