NPPES file of Aug 9, 2026

Penelope Ann Halliday, MD

Family Medicine Physician · Washington Ch, OH

Penelope Ann Halliday, MD is a family medicine physician with a practice address in Washington Ch, Ohio, and NPI 1861493249, issued on Aug 9, 2005. Check the license (Ohio 35-04-5762, as entered in NPPES) on the State Medical Board of Ohio; 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
1861493249
Name
Penelope Ann Halliday
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
35-04-5762 OH
Self-reported in NPPES; status is on the state search
Practice location
403 E Market St, Washington Ch, OH 43160
Phone
(740) 335-0741
Enumerated
Aug 9, 2005
Record last updated
Oct 9, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(740) 335-9473
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Penelope Ann Halliday in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersState Medical Board of Ohio
    Search for license 35-04-5762
    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 Ohio license search

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85% fewer Medicare Part D claims than the average family medicine physician in 2024

522 Medicare Part D claims for 83 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Penelope Halliday522
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium71 claims
  2. Hydrochlorothiazide37 claims
  3. Amlodipine Besylate28 claims
  4. Omeprazole26 claims
  5. Losartan Potassium23 claims
  6. Metformin Hcl21 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.

1 family medicine physician records list a practice address in Washington Ch

They are 1 of the 12 NPPES records with a practice address in Washington Ch, and 5,606 family medicine physician records in Ohio.

Other family medicine physician records in Ohio

  1. John Philamer Abad, M.D.Westerville, OH1356376800
  2. Katarina Abadie, M.D.Solon, OH1760917447
  3. Heeran Abawi, M.D.Fairfield, OH1932337649
  4. Ghassan Abdallah, M.D.Middleburg Heights, OH1265531859
  5. Karyn Abdallah, M.D.Middleburg Heights, OH1477652816
  6. Mohamed Abdo, DODelaware, OH1083293229
  7. Neelab Abdullah, MDCleveland, OH1538806922
  8. Mohammad AbdulrasoolToledo, OH1053738096
  9. Johnny Abi-Rached, DOVermilion, OH1548902018
  10. Katherine Able-Perkins, D.O.Athens, OH1174751143

Common questions

What is Penelope Ann Halliday, MD's NPI number?

Penelope Ann Halliday, MD's National Provider Identifier (NPI) is 1861493249, issued on Aug 9, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Penelope Ann Halliday, MD located?

The NPPES record lists a practice address at 403 E Market St, Washington Ch, OH, 43160. Phone: (740) 335-0741. Providers update this record themselves, so call before visiting.

How can I verify Penelope Ann Halliday, MD's license?

NPPES lists Ohio license number 35-04-5762, as entered by the provider. Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Penelope Ann Halliday, MD prescribe under Medicare Part D?

In 2024, Penelope Ann Halliday, MD had 522 Medicare Part D claims for 83 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.