Dorothy Mcgrath, PA-C
NPI 1780641332 · Physician Assistant · Portsmouth, NH
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dorothy Mcgrath, PA-C is a Physician Assistant provider in Portsmouth, NH (NPI 1780641332).
Provider details
- NPI number
- 1780641332
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 0577 (NH)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,385 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 285 | $82 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 146 | $7 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 133 | $69 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 129 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 108 | $13 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 108 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 77 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 223 | 69 |
| Lisinopril | 124 | 30 |
| Amlodipine Besylate | 116 | 33 |
| Levothyroxine Sodium | 111 | 37 |
| Lorazepam | 103 | 38 |
| Losartan Potassium | 97 | 24 |
| Bupropion Hcl |
Practice location
Mailing address
Additional practice locations (1)
- 1600 Woodbury AvePortsmouth, NH 03801-3250Phone: (603) 602-9070Fax: (603) 810-6881
Registry dates
- Enumerated
- 2006-04-27
- Last updated
- 2026-06-03
- Certified
- 2026-06-03
Frequently asked questions
- What is Dorothy Mcgrath's NPI number?
- Dorothy Mcgrath's National Provider Identifier (NPI) is 1780641332, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dorothy Mcgrath's specialty?
- Dorothy Mcgrath is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Dorothy Mcgrath located?
- Dorothy Mcgrath's practice location on file with NPPES is 161 Corporate Dr, Portsmouth, NH 03801-6825.
- What is Dorothy Mcgrath's phone number?
- The practice phone number listed in the NPPES registry for Dorothy Mcgrath is (603) 431-5154.
- Does Dorothy Mcgrath accept Medicare?
- Dorothy Mcgrath is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dorothy Mcgrath's NPI active?
- Yes — Dorothy Mcgrath's NPI (1780641332) is active in the NPPES registry as of the last update on 2026-06-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.