John Christopher Grebeck, PA-C
Medical Physician Assistant · Easton, PA
John Christopher Grebeck, PA-C is a medical physician assistant with a practice address in Easton, Pennsylvania, and NPI 1093688350, issued on Sep 24, 2025. Check the license (Pennsylvania MA067148, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John Christopher Grebeck
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- MA067148 PA
Self-reported in NPPES; status is on the state search - Practice location
- 3701 Corriere RD Ste 27, Easton, PA 18045
- Phone
- (610) 402-6986
- Enumerated
- Sep 24, 2025
- Record last updated
- Jan 13, 2026
- Medicare enrollment
- Enrolled (PECOS I20260126001161); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 3,897 in Pennsylvania → Look up another NPI →
Verify John Christopher Grebeck in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license MA067148Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Lehigh Valley Physician GroupAllentown, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Christopher Grebeck among 3,897 medical physician assistant records in Pennsylvania
John Christopher Grebeck, PA-C 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 2025, is newer than 96% of them.
- NPI issued2025 · 96% of these records are older, 1% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2025 · median 2015 among the 2,467 with a school on file
- Record last updated2026 · 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).
26 medical physician assistant records list a practice address in Easton
They are 26 of the 1,535 NPPES records with a practice address in Easton, and 3,897 medical physician assistant records in Pennsylvania.
All 3,897 in Pennsylvania → Every provider in Easton → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Caitlin Arnone, PAEaston, PA 180451477986552
- Natalie Chiarolanza, PACEaston, PA 180451235567603
- Emilie HrubanEaston, PA 180451033590559
- Julianna Kaufman, PA-CEaston, PA 180451568937811
- Bethanie Kuna, PA-CEaston, PA 180451598372286
- Brittany Layton, PA-CEaston, PA 180451942575311
- Megan Leininger, PAEaston, PA 180451457440398
- Diane Lozosky, PA CEaston, PA 180451962451062
Common questions
What is John Christopher Grebeck, PA-C's NPI number?
John Christopher Grebeck, PA-C's National Provider Identifier (NPI) is 1093688350, issued on Sep 24, 2025. An NPI identifies a provider in billing; it is not a license.
Where is John Christopher Grebeck, PA-C located?
The NPPES record lists a practice address at 3701 Corriere RD Ste 27, Easton, PA, 18045. Phone: (610) 402-6986. Providers update this record themselves, so call before visiting.
How can I verify John Christopher Grebeck, PA-C's license?
NPPES lists Pennsylvania license number MA067148, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity 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.