NPPES file of Aug 9, 2026

Mark J. Rockwell, PA-C

Physician Assistant · Lock Haven, PA

Mark J. Rockwell, PA-C is a physician assistant with a practice address in Lock Haven, Pennsylvania, and NPI 1487747366, issued on Oct 2, 2006. Check the license (Pennsylvania MA052757, as entered in NPPES) with the Pennsylvania board that licenses this profession; 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
1487747366
Name
Mark J. Rockwell
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
MA052757 PA
Self-reported in NPPES; status is on the state search
Practice location
560 Mcelhattan Dr., Lock Haven, PA 17748
Phone
(570) 263-4042
Enumerated
Oct 2, 2006
Record last updated
Aug 12, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(570) 769-5022
Medicare enrollment
Enrolled (PECOS I20061218000177); 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 560 Mcelhattan Dr.

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

  1. Tiffany Kisko, PA-CPhysician Assistant1386909257
  2. James Stahl, PAPhysician Assistant1851383442

Verify Mark J. Rockwell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
    Search for license MA052757
    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
Find the Pennsylvania license search

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64% fewer Medicare Part D claims than the average physician assistant in 2024

297 Medicare Part D claims for 213 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Mark Rockwell297
  2. Specialty average830

Most prescribed

  1. Prednisone65 claims
  2. Doxycycline Hyclate51 claims
  3. Cephalexin23 claims
  4. Amoxicillin21 claims
  5. Amoxicillin-Clavulanate Potass18 claims
  6. Nitrofurantoin Mono-Macro12 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 2 group practices

  1. Geisinger ClinicDanville, PA
  2. Geisinger-HM Joint Venture LLCMontoursville, PA

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

Mark J. Rockwell among 8,020 physician assistant records in Pennsylvania

Mark J. Rockwell, PA-C is one of 8,020 physician assistant records with a practice address in Pennsylvania. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 85% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2006 · median 2018 among the 5,313 with a school on file
  • Record last updated2020 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

25 physician assistant records list a practice address in Lock Haven

They are 25 of the 309 NPPES records with a practice address in Lock Haven, and 8,020 physician assistant records in Pennsylvania.

The 8 physician assistant records with the nearest ZIP codes

  1. Tiffany Kisko, PA-CLock Haven, PA 177481386909257
  2. James Stahl, PALock Haven, PA 177481851383442
  3. Sandra Beck, PA-CMill Hall, PA 177511134335151
  4. Michelle Bower, PA-CLock Haven, PA 177451194365510
  5. Barbara Buckley, PA-CMill Hall, PA 177511902012735
  6. Walter Eisenhauer, PA-CLock Haven, PA 177451710193743
  7. Ashley Foltz, PA-CLock Haven, PA 177451053573428
  8. Elijah Hanna, PA-CMill Hall, PA 177511164855086

Common questions

What is Mark J. Rockwell, PA-C's NPI number?

Mark J. Rockwell, PA-C's National Provider Identifier (NPI) is 1487747366, issued on Oct 2, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark J. Rockwell, PA-C located?

The NPPES record lists a practice address at 560 Mcelhattan Dr., Lock Haven, PA, 17748. Phone: (570) 263-4042. Providers update this record themselves, so call before visiting.

How can I verify Mark J. Rockwell, PA-C's license?

NPPES lists Pennsylvania license number MA052757, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.

How much does Mark J. Rockwell, PA-C prescribe under Medicare Part D?

In 2024, Mark J. Rockwell, PA-C had 297 Medicare Part D claims for 213 beneficiaries; the average among physician assistant prescribers was 830. 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.