Isaac Sampson, PA
NPI 1861123481 · Medical Physician Assistant · Longmeadow, MA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Isaac Sampson, PA is a Medical Physician Assistant provider in Longmeadow, MA (NPI 1861123481).
Provider details
- NPI number
- 1861123481
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Male
- Sole proprietor
- No
- License
- PA100133 (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 tenure28% of score
4 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
145 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 | 76 | $82 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 25 | $55 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 24 | $122 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 20 | $55 |
Typical Medicare-allowed amounts for these services range $55–$122 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Dulaglutidebrand: Trulicity | 63 | 24 |
| Gabapentin | 39 | 21 |
| Diclofenac Sodium | 34 | 23 |
| Prednisone | 27 | 25 |
| Lisinopril | 23 | 12 |
| Tramadol Hcl | 18 | — |
| Famotidine | 16 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-06-23
- Last updated
- 2026-06-02
- Certified
- 2026-06-02
Frequently asked questions
- What is Isaac Sampson's NPI number?
- Isaac Sampson's National Provider Identifier (NPI) is 1861123481, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Isaac Sampson's specialty?
- Isaac Sampson is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Isaac Sampson located?
- Isaac Sampson's practice location on file with NPPES is 21 Dwight Rd Ste 104, Longmeadow, MA 01106-1765.
- What is Isaac Sampson's phone number?
- The practice phone number listed in the NPPES registry for Isaac Sampson is (413) 795-4555.
- Does Isaac Sampson accept Medicare?
- Isaac Sampson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Isaac Sampson's NPI active?
- Yes — Isaac Sampson's NPI (1861123481) is active in the NPPES registry as of the last update on 2026-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.