Stacie Herndon Elfrink, MD
Obstetrics & Gynecology Physician · Duncan, OK
Stacie Herndon Elfrink, MD is an obstetrics & gynecology physician with a practice address in Duncan, Oklahoma, and NPI 1851431357, issued on Feb 7, 2007. Check the license (Oklahoma 24627, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.
- Name
- Stacie Herndon Elfrink
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 24627 OK
Self-reported in NPPES; status is on the state search - Practice location
- 2515 N Whisenant Drive, Duncan, OK 73533
- Phone
- (580) 255-2229
- Enumerated
- Feb 7, 2007
- Record last updated
- Mar 20, 2023
- Medicare enrollment
- Enrolled (PECOS I20090710000277); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 2515 N Whisenant Drive
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael Hemphill, MDPulmonary Disease Physician1255691960
- Amanda McMasters, NPFamily Nurse Practitioner1467970657
- Miguel Tovar, D.O.Obstetrics & Gynecology Physician1396073177
Verify Stacie Herndon Elfrink 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 24627Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
10% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024
181 Medicare Part D claims for 34 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Estradiol56 claims
- Estradiol-Norethindrone Acetat15 claims
- Fluconazole14 claims
- Progesterone14 claims
- Estradiol (Twice Weekly)13 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.
The MIPS final score for 2023 (Medicare payment program): 91.2 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $24.13
2 payments; by number, the most common kind was food and beverage; the largest payer was Exeltis, USA Inc. 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
One hospital affiliation
- Duncan Regional Hospital, IncDuncan, OK · Acute Care Hospitals3 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Obstetrics & Gynecology Physician providers in Oklahoma
There are 438 obstetrics & gynecology physician records in Oklahoma.
Other obstetrics & gynecology physician records in Oklahoma
- Eddie Abbott, M.D.Tulsa, OK1487930491
- Kent Abernathy, D.O.Tulsa, OK1316320229
- April Abeyewardene, MDEdmond, OK1265927222
- Kinde Aguilar, MDLawton, OK1063518520
- Morgan Aldridge, M.D.Tulsa, OK1346772779
- Erin Alward, M.D.Edmond, OK1184779050
- Carol Anderson, D.O., P.C.Norman, OK1790788123
- Marilyn Appiah, DOOklahoma City, OK1194757963
- Kelsey Arbogast, M.D.Tulsa, OK1831455468
- Emily Armour, MDOklahoma City, OK1467074500
Common questions
What is Stacie Herndon Elfrink, MD's NPI number?
Stacie Herndon Elfrink, MD's National Provider Identifier (NPI) is 1851431357, issued on Feb 7, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Stacie Herndon Elfrink, MD located?
The NPPES record lists a practice address at 2515 N Whisenant Drive, Duncan, OK, 73533. Phone: (580) 255-2229. Providers update this record themselves, so call before visiting.
How can I verify Stacie Herndon Elfrink, MD's license?
NPPES lists Oklahoma license number 24627, 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 Stacie Herndon Elfrink, MD prescribe under Medicare Part D?
In 2024, Stacie Herndon Elfrink, MD had 181 Medicare Part D claims for 34 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
What is Stacie Herndon Elfrink, MD's MIPS final score?
The 2023 MIPS final score is 91.2 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.