Kerri Mcgrath, MD
NPI 1861529216 · Internal Medicine Physician · Boston, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kerri Mcgrath, MD is a Internal Medicine Physician provider in Boston, MA (NPI 1861529216).
Provider details
- NPI number
- 1861529216
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- L-228455 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
367 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 112 | $9 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 97 | $141 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 93 | $196 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 37 | $140 |
| Administration of Influenza Virus VaccineG0008 | 15 | $35 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 42 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 193 | 65 |
| Lisinopril | 96 | 32 |
| Amlodipine Besylate | 67 | 23 |
| Famotidine | 58 | 19 |
| Semaglutidebrand: Ozempic | 55 | — |
| Levothyroxine Sodium | 47 | 17 |
| Omeprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-27
- Last updated
- 2014-02-11
Frequently asked questions
- What is Kerri Mcgrath's NPI number?
- Kerri Mcgrath's National Provider Identifier (NPI) is 1861529216, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kerri Mcgrath's specialty?
- Kerri Mcgrath is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kerri Mcgrath located?
- Kerri Mcgrath's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-3117.
- What is Kerri Mcgrath's phone number?
- The practice phone number listed in the NPPES registry for Kerri Mcgrath is (617) 724-6610.
- Does Kerri Mcgrath accept Medicare?
- Kerri Mcgrath is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kerri Mcgrath's NPI active?
- Yes — Kerri Mcgrath's NPI (1861529216) is active in the NPPES registry as of the last update on 2014-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.