NPPES file of Aug 9, 2026

Christopher M. Lyon, DO

Emergency Medicine Physician · Lititz, PA

Christopher M. Lyon, DO is an emergency medicine physician with a practice address in Lititz, Pennsylvania, and NPI 1073187456, issued on May 19, 2021. Check the license (Pennsylvania OS022778, 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
1073187456
Name
Christopher M. Lyon
Credential
DO
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
OS022778 PA
Self-reported in NPPES; status is on the state search
Practice location
1500 Highlands Dr, Lititz, PA 17543
Phone
(717) 988-0000
Enumerated
May 19, 2021
Record last updated
Feb 26, 2025
Medicare enrollment
Enrolled (PECOS I20230627000689); accepts Medicare assignment
Medical or professional school
Pacific Nw Un Of Hs, Col Of Osteopathic Medicine, 2021
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 1500 Highlands Dr

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

  1. Omid Adabi, D.O.Anesthesiology Physician1033796636
  2. Adebimpe Afolabi, DOInternal Medicine Physician1306089701
  3. Ayesha Ahsan, DOFamily Medicine Physician1467980086
  4. Jennifer Aletras, RDRegistered Dietitian1700912516
  5. Colin Allen, DOStudent in an Organized Health Care Education/Training Program1528861325
  6. Stephanie Ashton, PA-CPhysician Assistant1285871590

Verify Christopher M. Lyon 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 OS022778
    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

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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8% more Medicare Part D claims than the average emergency medicine physician in 2024

243 Medicare Part D claims for 171 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 19 claims were for opioids.

  1. Christopher Lyon243
  2. Specialty average226

Most prescribed

  1. Prednisone42 claims
  2. Cephalexin29 claims
  3. Cyclobenzaprine Hcl26 claims
  4. Ondansetron Odt16 claims
  5. Hydrocodone-Acetaminophen13 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. Pinnacle Health Emergency Department Services, LLCLititz, PA

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

Christopher M. Lyon among 3,911 emergency medicine physician records in Pennsylvania

Christopher M. Lyon, DO is one of 3,911 emergency medicine physician records with a practice address in Pennsylvania. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 83% of them.

  • NPI issued2021 · 83% of these records are older, 12% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2021 · median 2013 among the 2,231 with a school on file
  • Record last updated2025 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in Pennsylvania

There are 3,911 emergency medicine physician records in Pennsylvania.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Mark Bates, MDLititz, PA 175431396784435
  2. Clifford CataniaLititz, PA 175431215976063
  3. Allison Chan, DOLititz, PA 175431538421078
  4. Christine Dang, M.D.Lititz, PA 175431659561009
  5. Trudie Ellenberger, D.O.Lititz, PA 175431174573737
  6. Robert Kraus, MDLititz, PA 175431356380042
  7. Barry Spector, M.D.Lititz, PA 175431184667677
  8. Adam Batog, DOEphrata, PA 175221871906347

Common questions

What is Christopher M. Lyon, DO's NPI number?

Christopher M. Lyon, DO's National Provider Identifier (NPI) is 1073187456, issued on May 19, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Christopher M. Lyon, DO located?

The NPPES record lists a practice address at 1500 Highlands Dr, Lititz, PA, 17543. Phone: (717) 988-0000. Providers update this record themselves, so call before visiting.

How can I verify Christopher M. Lyon, DO's license?

NPPES lists Pennsylvania license number OS022778, 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 Christopher M. Lyon, DO prescribe under Medicare Part D?

In 2024, Christopher M. Lyon, DO had 243 Medicare Part D claims for 171 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.