NPPES file of Aug 9, 2026

Heather L. Horvath, PA

Medical Physician Assistant · Allentown, PA

Heather L. Horvath, PA is a medical physician assistant with a practice address in Allentown, Pennsylvania, and NPI 1215405188, issued on Nov 8, 2018. Check the license (Pennsylvania MA057623, 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
1215405188
Name
Heather L. Horvath
Credential
PA
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
MA057623 PA
Self-reported in NPPES; status is on the state search
Practice location
1250 S Cedar Crest Blvd Ste 400, Allentown, PA 18103
Phone
(610) 402-6555
Enumerated
Nov 8, 2018
Record last updated
Dec 20, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(610) 402-6550
Medicare enrollment
Enrolled (PECOS I20190318002630); 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 1250 S Cedar Crest Blvd Ste 400

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

  1. Kristen Barrett, CRNPFamily Nurse Practitioner1477184349
  2. Sarah Bouffard, PA-CPhysician Assistant1689290553
  3. Brooke EdwardsPhysician Assistant1538003827
  4. Natalie Guley, MD, PHDNeurological Surgery Physician1386140010
  5. Samuel Hertig, PAMedical Physician Assistant1275773723
  6. David Hong, MDNeurological Surgery Physician1427221522

Verify Heather L. Horvath 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 MA057623
    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

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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68% fewer Medicare Part D claims than the average medical physician assistant in 2024

368 Medicare Part D claims for 263 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D.

  1. Heather Horvath368
  2. Specialty average1,148

Most prescribed

  1. Prednisone77 claims
  2. Albuterol Sulfate Hfa49 claims
  3. Cephalexin44 claims
  4. Doxycycline Hyclate31 claims
  5. Amoxicillin-Clavulanate Potass18 claims
  6. Azithromycin17 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. Lehigh Valley Physician GroupPennsburg, PA

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

Heather L. Horvath among 3,897 medical physician assistant records in Pennsylvania

Heather L. Horvath, PA is one of 3,897 medical 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 2018, is newer than 68% of them.

  • NPI issued2018 · 68% of these records are older, 28% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2018 · median 2015 among the 2,467 with a school on file
  • Record last updated2018 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

287 medical physician assistant records list a practice address in Allentown

They are 287 of the 5,904 NPPES records with a practice address in Allentown, and 3,897 medical physician assistant records in Pennsylvania.

The 8 medical physician assistant records with the nearest ZIP codes

  1. Mandi Boone, PA-CAllentown, PA 181031962401950
  2. David Cederberg, PAAllentown, PA 181031720039654
  3. Jana Dieterich, PA-CAllentown, PA 181031265425623
  4. Jennifer Druck, PACAllentown, PA 181031013970896
  5. Tania Felegy, PACAllentown, PA 181031710973920
  6. Greta Flederbach, PACAllentown, PA 181031396794897
  7. Melissa Gaspar, PA-CAllentown, PA 181031982678546
  8. Archie Hartzell, P.A.Allentown, PA 181031902804164

Common questions

What is Heather L. Horvath, PA's NPI number?

Heather L. Horvath, PA's National Provider Identifier (NPI) is 1215405188, issued on Nov 8, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Heather L. Horvath, PA located?

The NPPES record lists a practice address at 1250 S Cedar Crest Blvd Ste 400, Allentown, PA, 18103. Phone: (610) 402-6555. Providers update this record themselves, so call before visiting.

How can I verify Heather L. Horvath, PA's license?

NPPES lists Pennsylvania license number MA057623, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.

How much does Heather L. Horvath, PA prescribe under Medicare Part D?

In 2024, Heather L. Horvath, PA had 368 Medicare Part D claims for 263 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.