Harrison Keyes, MPAS, PA-C
NPI 1902372519 · Physician Assistant · Boston, MA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Harrison Keyes, MPAS, PA-C is a Physician Assistant provider in Boston, MA (NPI 1902372519).
Provider details
- NPI number
- 1902372519
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MPAS, PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- PA6849 (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 tenure33% of score
7 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 47 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 143 | 59 |
| Atorvastatin Calcium | 143 | 42 |
| Gabapentin | 106 | 23 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 101 | 29 |
| Lisinopril | 71 | 25 |
| Amlodipine Besylate | 60 | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$48 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-10-22
- Last updated
- 2018-10-30
Frequently asked questions
- What is Harrison Keyes's NPI number?
- Harrison Keyes's National Provider Identifier (NPI) is 1902372519, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harrison Keyes's specialty?
- Harrison Keyes is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Harrison Keyes located?
- Harrison Keyes's practice location on file with NPPES is 780 Albany St, Boston, MA 02118-2755.
- What is Harrison Keyes's phone number?
- The practice phone number listed in the NPPES registry for Harrison Keyes is (857) 654-1000.
- Does Harrison Keyes accept Medicare?
- Harrison Keyes is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Harrison Keyes's NPI active?
- Yes — Harrison Keyes's NPI (1902372519) is active in the NPPES registry as of the last update on 2018-10-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.