NPPES file of Aug 9, 2026

Leigh Ann Deshong, M.D.

Geriatric Medicine (Internal Medicine) Physician · Lancaster, PA

Leigh Ann Deshong, M.D. is a geriatric medicine (internal medicine) physician with a practice address in Lancaster, Pennsylvania, and NPI 1720354210, issued on Mar 28, 2012. Check the license (Pennsylvania MD456864, as entered in NPPES) on the Pennsylvania Department of State (PALS); 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
1720354210
Name
Leigh Ann Deshong
Credential
M.D.
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License number
MD456864 PA
Self-reported in NPPES; status is on the state search
Practice location
2112 Harrisburg Pike, Lancaster, PA 17601
Phone
(717) 544-3022
Enumerated
Mar 28, 2012
Record last updated
May 4, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(717) 544-3021
Medicare enrollment
Enrolled (PECOS I20160712000619); accepts Medicare assignment
Medical or professional school
Pennsylvania State University College Of Medicine, 2012
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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8 nearest geriatric medicine (internal medicine) physician records → All 228 in Pennsylvania → Look up another NPI →

Also registered at 2112 Harrisburg Pike

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

  1. Carly Albright Keller, CRNPFamily Nurse Practitioner1891166427
  2. Farida Aliyeva, CRNPNurse Practitioner1558014076
  3. Paul Allegretti, D.O.Gastroenterology Physician1033231907
  4. Anna Antwi, CRNPFamily Nurse Practitioner1083035190
  5. Ruthanne Ashworth, CRNPFamily Nurse Practitioner1134126881
  6. Terasa Astarita, CRNPAdult Health Nurse Practitioner1275530958

Verify Leigh Ann Deshong in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD456864    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 Pennsylvania license search

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18% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024

3,501 Medicare Part D claims for 124 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 51 claims were for opioids.

  1. Leigh Deshong3,501
  2. Specialty average4,246

Most prescribed

  1. Atorvastatin Calcium175 claims
  2. Gabapentin174 claims
  3. Levothyroxine Sodium161 claims
  4. Furosemide130 claims
  5. Potassium Chloride111 claims
  6. Pantoprazole Sodium107 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.

One hospital affiliation

  1. Lancaster General HospitalQuarryville, PA · Acute Care Hospitals5 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.

Leigh Ann Deshong among 228 geriatric medicine (internal medicine) physician records in Pennsylvania

Leigh Ann Deshong, M.D. is one of 228 geriatric medicine (internal medicine) physician records with a practice address in Pennsylvania. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 82% of them.

  • NPI issued2012 · 82% of these records are older, 17% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2012 · median 1998 among the 115 with a school on file
  • Record last updated2016 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Internal Medicine) Physician providers in Pennsylvania

There are 228 geriatric medicine (internal medicine) physician records in Pennsylvania.

All 228 in Pennsylvania → Every provider in Lancaster → Geriatric Medicine (Internal Medicine) Physician nationwide →

The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes

  1. Beverly Gabriel, MDLancaster, PA 176011568517340
  2. Lauren Massaro, MDLancaster, PA 176011992947972
  3. Shahid Babar, M.D.Lancaster, PA 176021720077381
  4. Elyse Goveia, M.D.Lancaster, PA 176021033598891
  5. Thomas Braide, MDWillow Street, PA 175841598969404
  6. Palak Mehta, M.D.Ephrata, PA 175221154522167
  7. Boris Goralnik, MDWilliamsport, PA 177011366776742
  8. Zachary Simpson, MDWilliamsport, PA 177011073514121

Common questions

What is Leigh Ann Deshong, M.D.'s NPI number?

Leigh Ann Deshong, M.D.'s National Provider Identifier (NPI) is 1720354210, issued on Mar 28, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Leigh Ann Deshong, M.D. located?

The NPPES record lists a practice address at 2112 Harrisburg Pike, Lancaster, PA, 17601. Phone: (717) 544-3022. Providers update this record themselves, so call before visiting.

How can I verify Leigh Ann Deshong, M.D.'s license?

NPPES lists Pennsylvania license number MD456864, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Leigh Ann Deshong, M.D. prescribe under Medicare Part D?

In 2024, Leigh Ann Deshong, M.D. had 3,501 Medicare Part D claims for 124 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.