NPPES file of Aug 9, 2026

Joshua Coverston McLain Ferey

Family Medicine Physician · Chevy Chase, MD

Joshua Coverston McLain Ferey is a family medicine physician with a practice address in Chevy Chase, Maryland, and NPI 1154071025, issued on Mar 24, 2022. Check the license (Maryland D0103880, 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
1154071025
Name
Joshua Coverston McLain Ferey
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
D0103880 MD
Self-reported in NPPES; status is on the state search
Practice location
8401 Connecticut Ave PH Ste, Chevy Chase, MD 20815
Phone
(888) 663-6331
Enumerated
Mar 24, 2022
Record last updated
Aug 14, 2025
Fax
(415) 252-7176
Medicare enrollment
Enrolled (PECOS I20250820004513); accepts Medicare assignment
Medical or professional school
University Of Virginia School Of Medicine, 2022
Telehealth
Offers telehealth (CMS)
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 8401 Connecticut Ave PH Ste

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

  1. Mary Paese, PA-CPhysician Assistant1437721222

Verify Joshua Coverston McLain Ferey in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D0103880
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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88% fewer Medicare Part D claims than the average family medicine physician in 2024

442 Medicare Part D claims for 72 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Joshua Ferey442
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium46 claims
  2. Prednisone33 claims
  3. Spironolactone24 claims
  4. Amlodipine Besylate18 claims
  5. Potassium Chloride15 claims
  6. Trazodone Hcl15 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. One Medstar Primary Care LLCWashington, DC

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

Joshua Coverston McLain Ferey among 1,912 family medicine physician records in Maryland

Joshua Coverston McLain Ferey is one of 1,912 family medicine physician records with a practice address in Maryland. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 94% of them.

  • NPI issued2022 · 94% of these records are older, 4% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2022 · median 2004 among the 1,141 with a school on file
  • Record last updated2025 · 58% 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 Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

20 family medicine physician records list a practice address in Chevy Chase

They are 20 of the 1,118 NPPES records with a practice address in Chevy Chase, and 1,912 family medicine physician records in Maryland.

The 8 family medicine physician records with the nearest ZIP codes

  1. Sandra Davis, M.D.Chevy Chase, MD 208151972712917
  2. Joanna Delaney, D.O.Chevy Chase, MD 208151548284995
  3. Mona Ellis, M.D.Chevy Chase, MD 208151689601999
  4. Jeffrey Elting, MD MPHChevy Chase, MD 208151669585048
  5. Seth Garber, M.D.Chevy Chase, MD 208151366588535
  6. Merlene Horan, M.D.Chevy Chase, MD 208151659361343
  7. Uma Jayaraman, M.D.Chevy Chase, MD 208151184822611
  8. Tiffini Lucas, M.D.Chevy Chase, MD 208151871509737

Common questions

What is Joshua Coverston McLain Ferey's NPI number?

Joshua Coverston McLain Ferey's National Provider Identifier (NPI) is 1154071025, issued on Mar 24, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Joshua Coverston McLain Ferey located?

The NPPES record lists a practice address at 8401 Connecticut Ave PH Ste, Chevy Chase, MD, 20815. Phone: (888) 663-6331. Providers update this record themselves, so call before visiting.

How can I verify Joshua Coverston McLain Ferey's license?

NPPES lists Maryland license number D0103880, 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 Joshua Coverston McLain Ferey prescribe under Medicare Part D?

In 2024, Joshua Coverston McLain Ferey had 442 Medicare Part D claims for 72 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.