NPPES file of Aug 9, 2026

Johanna Ziegler

Medical Physician Assistant · Allentown, PA

Johanna Ziegler is a medical physician assistant with a practice address in Allentown, Pennsylvania, and NPI 1811548126, issued on Sep 27, 2019. Check the license (Pennsylvania MA061139, 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
1811548126
Name
Johanna Ziegler
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
MA061139 PA
Self-reported in NPPES; status is on the state search
Practice location
1250 S Cedar Crest Blvd Ste 110, Allentown, PA 18103
Phone
(610) 402-8900
Enumerated
Sep 27, 2019
Record last updated
Sep 27, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(610) 402-5656
Medicare enrollment
Enrolled (PECOS I20191028000452); 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.
Download card Updates feed

Also registered at 1250 S Cedar Crest Blvd Ste 110

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

  1. Xander Arwand, D.O.Sports Medicine (Family Medicine) Physician1003261298
  2. Jonathon Brown, DOAdult Reconstructive Orthopaedic Surgery Physician1619242195
  3. Samantha Eddinger, MS, LAT, ATCAthletic Trainer1699551069
  4. Chelsea Evans, D.O.Sports Medicine (Family Medicine) Physician1518304211
  5. Anthony Falvello, DOOrthopaedic Surgery Physician1124227236
  6. Colleen Hammerstone, PA-CPhysician Assistant1285038166

Verify Johanna Ziegler 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 MA061139
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

63% fewer Medicare Part D claims than the average medical physician assistant in 2024

425 Medicare Part D claims for 131 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. 124 claims were for opioids.

  1. Johanna Ziegler425
  2. Specialty average1,148

Most prescribed

  1. Oxycodone Hcl88 claims
  2. Methocarbamol65 claims
  3. Gabapentin59 claims
  4. Celecoxib49 claims
  5. Tizanidine Hcl36 claims
  6. Ibuprofen20 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.

Industry payments in 2024: $1,991.66

19 payments; by number, the most common kind was food and beverage; the largest payer was Arthrex, Inc. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Johanna Ziegler$1,991.66
  2. Specialty average$1,055.00

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Dr Douglas C Shoenberger, PCCoopersburg, PA
  2. Phoenix Rehabilitation And Health Services IncCranberry Twp, PA

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

Johanna Ziegler among 3,897 medical physician assistant records in Pennsylvania

Johanna Ziegler 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 2019, is newer than 72% of them.

  • NPI issued2019 · 72% of these records are older, 24% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2019 · median 2015 among the 2,467 with a school on file
  • Record last updated2019 · 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 Johanna Ziegler's NPI number?

Johanna Ziegler's National Provider Identifier (NPI) is 1811548126, issued on Sep 27, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Johanna Ziegler located?

The NPPES record lists a practice address at 1250 S Cedar Crest Blvd Ste 110, Allentown, PA, 18103. Phone: (610) 402-8900. Providers update this record themselves, so call before visiting.

How can I verify Johanna Ziegler's license?

NPPES lists Pennsylvania license number MA061139, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.

How much does Johanna Ziegler prescribe under Medicare Part D?

In 2024, Johanna Ziegler had 425 Medicare Part D claims for 131 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.