Mark Diehl, PA-C
NPI 1982204939 · Physician Assistant · East Hanover, NJ
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Diehl, PA-C is a Physician Assistant provider in East Hanover, NJ (NPI 1982204939).
Provider details
- NPI number
- 1982204939
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- 25MP00586300 (NJ)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Allopathic & Osteopathic Physicians
- Physician Assistant363A00000X
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 125 | 20 |
| Gabapentin | 101 | 19 |
| Tramadol Hcl | 89 | 32 |
| Acetaminophen With Codeinebrand: Acetaminophen-Codeine | 49 | 14 |
| Oxycodone Hcl | 44 | — |
| Duloxetine Hcl | 33 | — |
| Celecoxib |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-10-29
- Last updated
- 2026-04-23
- Certified
- 2026-04-23
Frequently asked questions
- What is Mark Diehl's NPI number?
- Mark Diehl's National Provider Identifier (NPI) is 1982204939, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Diehl's specialty?
- Mark Diehl is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mark Diehl located?
- Mark Diehl's practice location on file with NPPES is 120 Eagle Rock Ave Ste 154, East Hanover, NJ 07936-3168.
- What is Mark Diehl's phone number?
- The practice phone number listed in the NPPES registry for Mark Diehl is (201) 447-4772.
- Does Mark Diehl accept Medicare?
- Mark Diehl is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Diehl's NPI active?
- Yes — Mark Diehl's NPI (1982204939) is active in the NPPES registry as of the last update on 2026-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.