Katherine Hamilton
NPI 1376921692 · Medical Physician Assistant · Nashua, NH
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Hamilton is a Medical Physician Assistant provider in Nashua, NH (NPI 1376921692).
Provider details
- NPI number
- 1376921692
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 1096 (NH)
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 tenure25% of score
11 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
553 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 197 | $152 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 118 | $98 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 109 | $65 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 87 | $108 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 17 | $143 |
| Critical Care, First 30-74 Minutes99291 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 56 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 708 | 321 |
| Apixabanbrand: Eliquis | 645 | 221 |
| Atorvastatin Calcium | 512 | 231 |
| Rosuvastatin Calcium | 451 | 179 |
| Amlodipine Besylate | 387 | 164 |
| Metoprolol Tartrate | 290 | 131 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$361 across 10 records (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
- 2015-05-07
- Last updated
- 2015-05-07
Frequently asked questions
- What is Katherine Hamilton's NPI number?
- Katherine Hamilton's National Provider Identifier (NPI) is 1376921692, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Hamilton's specialty?
- Katherine Hamilton is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Hamilton located?
- Katherine Hamilton's practice location on file with NPPES is 8 Prospect St, Nashua, NH 03060-3925.
- What is Katherine Hamilton's phone number?
- The practice phone number listed in the NPPES registry for Katherine Hamilton is (603) 577-2000.
- Does Katherine Hamilton accept Medicare?
- Katherine Hamilton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Hamilton's NPI active?
- Yes — Katherine Hamilton's NPI (1376921692) is active in the NPPES registry as of the last update on 2015-05-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.