Barbara K. Estes, M.D.
Obstetrics & Gynecology Physician · Prince Frederick, MD
Barbara K. Estes, M.D. is an obstetrics & gynecology physician with a practice address in Prince Frederick, Maryland, and NPI 1508998816, issued on Mar 12, 2007. Check the license (Maryland D0051686, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Barbara K. Estes
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- D0051686 MD
Self-reported in NPPES; status is on the state search - Practice location
- 110 Hospital RD Ste 310, Prince Frederick, MD 20678
- Phone
- (410) 414-4740
- Enumerated
- Mar 12, 2007
- Record last updated
- Oct 9, 2025
- Fax
- (410) 414-4741
- Medicaid ID
- 745446500 MD
- Medicare enrollment
- Enrolled (PECOS I20050122000048); accepts Medicare assignment
- Medical or professional school
- George Washington University School Of Medicine, 1993
- Entity
- Type 1 · individual
Also registered at 110 Hospital RD Ste 310
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Joseph Barth, MDInternal Medicine Physician1164571741
- Elaine Cira, CRNP-FFamily Nurse Practitioner1366597734
- Waseema Dalvi, MDHospitalist Physician1427117555
- Deborah Davis, CRNPWomen's Health Nurse Practitioner1487649232
- Hilary Ginter, MDObstetrics & Gynecology Physician1144221227
- Ashly Gray, CRNPNurse Practitioner1497381586
Verify Barbara K. Estes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0051686Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
53% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024
252 Medicare Part D claims for 87 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Estradiol61 claims
- Tolterodine Tartrate19 claims
- Zolpidem Tartrate14 claims
- Betamethasone Valerate13 claims
- Raloxifene Hcl12 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 practice group's MIPS final score for 2023 (Medicare payment program): 91.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Calverthealth Medical Group, LLCPrince Frederick, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
11 obstetrics & gynecology physician records list a practice address in Prince Frederick
They are 11 of the 663 NPPES records with a practice address in Prince Frederick, and 1,034 obstetrics & gynecology physician records in Maryland.
All 11 in Prince Frederick → All 1,034 in Maryland → Every provider in Prince Frederick →
Other obstetrics & gynecology physician records in Maryland
- Fouad AbbasBaltimore, MD1023087699
- Alexandra Abbate, MDBaltimore, MD1194287003
- Basma Abdo, M.DBaltimore, MD1922302652
- Tolani Abdulkadir, MDBaltimore, MD1699734293
- Sozdar Abed, MDEaston, MD1356572390
- Sandra Abraham-Hebert, M.D.Silver Spring, MD1487603080
- Francoise Abrams, MDClarksville, MD1477527448
- Silvia Abularach, M.D.Waldorf, MD1427341593
- Debra Acerenza, D.O.Frederick, MD1932181781
- Christopher Ackerman, DO, MBSCumberland, MD1356875843
Common questions
What is Barbara K. Estes, M.D.'s NPI number?
Barbara K. Estes, M.D.'s National Provider Identifier (NPI) is 1508998816, issued on Mar 12, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Barbara K. Estes, M.D. located?
The NPPES record lists a practice address at 110 Hospital RD Ste 310, Prince Frederick, MD, 20678. Phone: (410) 414-4740. Providers update this record themselves, so call before visiting.
How can I verify Barbara K. Estes, M.D.'s license?
NPPES lists Maryland license number D0051686, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Barbara K. Estes, M.D. prescribe under Medicare Part D?
In 2024, Barbara K. Estes, M.D. had 252 Medicare Part D claims for 87 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
What is Barbara K. Estes, M.D.'s MIPS final score?
The 2023 MIPS final score is 91.4 of 100, reported for the practice group. 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.