NPPES file of Aug 9, 2026

Caitlin Louise McAllister, MD

Obstetrics & Gynecology Physician · Silver Spring, MD

Caitlin Louise McAllister, MD is an obstetrics & gynecology physician with a practice address in Silver Spring, Maryland, and NPI 1508284035, issued on Apr 1, 2014. Check the license (Maryland D85431, as entered in NPPES) on the Maryland Board of Physicians; 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
1508284035
Name
Caitlin Louise McAllister
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
D85431 MD
Self-reported in NPPES; status is on the state search
Practice location
12201 Plum Orchard Dr, Silver Spring, MD 20904
Phone
(301) 572-1000
Enumerated
Apr 1, 2014
Record last updated
May 7, 2024
Medicare enrollment
Enrolled (PECOS I20180823001172); accepts Medicare assignment
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 12201 Plum Orchard Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sandra Abraham-Hebert, M.D.Obstetrics & Gynecology Physician1487603080
  2. Titilope Akinleye, PHARMDPharmacist1407197239
  3. Kwame Akoto, MDFamily Medicine Physician1861536237
  4. Amy Castillo, M.D.Pediatrics Physician1760518682
  5. Isha Choudhary, MDFamily Medicine Physician1407276827
  6. Anuradha Dahiya, M.D.Internal Medicine Physician1609918614

Verify Caitlin Louise McAllister in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D85431
    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 Maryland license search

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43% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

94 Medicare Part D claims for 41 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Caitlin McAllister94
  2. Specialty average165

Most prescribed

  1. Estradiol31 claims
  2. Fluconazole11 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.

Bills Medicare through one group practice

  1. Kaiser Foundation Health Plan OF The Mid Atlantic States, IncWashington, DC

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

Caitlin Louise McAllister among 1,034 obstetrics & gynecology physician records in Maryland

Caitlin Louise McAllister, MD is one of 1,034 obstetrics & gynecology physician records with a practice address in Maryland. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 79% of them.

  • NPI issued2014 · 79% of these records are older, 19% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2014 · median 2005 among the 597 with a school on file
  • Record last updated2024 · 54% 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 Maryland 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 Maryland

There are 1,034 obstetrics & gynecology physician records in Maryland.

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

  1. Sandra Abraham-Hebert, M.D.Silver Spring, MD 209041487603080
  2. Wendy Dooley, M.D.Silver Spring, MD 209041063600237
  3. Allan Handysides, MB, CHB, FRCPC, FRCSSilver Spring, MD 209041013058437
  4. Dara King, M.D.Silver Spring, MD 209041780850552
  5. Katherine Malczewski, M.D.Silver Spring, MD 209041598008989
  6. Kerri Nardone, D.O.Silver Spring, MD 209041225220908
  7. Honghanh Nguyen, M.D.Silver Spring, MD 209041467402370
  8. Carla Sandy, MDSilver Spring, MD 209041386704831

Common questions

What is Caitlin Louise McAllister, MD's NPI number?

Caitlin Louise McAllister, MD's National Provider Identifier (NPI) is 1508284035, issued on Apr 1, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Caitlin Louise McAllister, MD located?

The NPPES record lists a practice address at 12201 Plum Orchard Dr, Silver Spring, MD, 20904. Phone: (301) 572-1000. Providers update this record themselves, so call before visiting.

How can I verify Caitlin Louise McAllister, MD's license?

NPPES lists Maryland license number D85431, 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 Caitlin Louise McAllister, MD prescribe under Medicare Part D?

In 2024, Caitlin Louise McAllister, MD had 94 Medicare Part D claims for 41 beneficiaries; 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.