Mark Warnat, PA-C
NPI 1396830097 · Physician Assistant · Newburyport, MA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Warnat, PA-C is a Physician Assistant provider in Newburyport, MA (NPI 1396830097).
Provider details
- NPI number
- 1396830097
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- 2071 (MA)
Specialties & taxonomies
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
19 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 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 70 | 34 |
| Lisinopril | 42 | 19 |
| Amlodipine Besylate | 34 | 19 |
| Prednisone | 33 | 31 |
| Gabapentin | 33 | 16 |
| Levothyroxine Sodium | 28 | 12 |
| Methylprednisolone | 28 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-04
- Last updated
- 2014-12-03
Frequently asked questions
- What is Mark Warnat's NPI number?
- Mark Warnat's National Provider Identifier (NPI) is 1396830097, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Warnat's specialty?
- Mark Warnat is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mark Warnat located?
- Mark Warnat's practice location on file with NPPES is 260 Merrimac St, Newburyport, MA 01950-2192.
- What is Mark Warnat's phone number?
- The practice phone number listed in the NPPES registry for Mark Warnat is (978) 499-7200.
- Does Mark Warnat accept Medicare?
- Mark Warnat is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Warnat's NPI active?
- Yes — Mark Warnat's NPI (1396830097) is active in the NPPES registry as of the last update on 2014-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.