Adam Greenberg, PA-C
NPI 1275927220 · Physician Assistant · Nashua, NH
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Adam Greenberg, PA-C is a Physician Assistant provider in Nashua, NH (NPI 1275927220).
Provider details
- NPI number
- 1275927220
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- 5265 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
11 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
507 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 | 326 | $83 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 92 | $119 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 38 | $55 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 30 | $111 |
| Transitional Care Management Services for Problem of High Complexity99496 | 21 | $159 |
Typical Medicare-allowed amounts for these services range $55–$159 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lisinopril | 50 | 21 |
| Atorvastatin Calcium | 41 | 25 |
| Amlodipine Besylate | 40 | 21 |
| Losartan Potassium | 35 | 17 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 31 | 17 |
| Methylprednisolone | 29 | 29 |
| Empagliflozin |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-03-26
- Last updated
- 2020-06-25
- Certified
- 2020-06-25
Frequently asked questions
- What is Adam Greenberg's NPI number?
- Adam Greenberg's National Provider Identifier (NPI) is 1275927220, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Adam Greenberg's specialty?
- Adam Greenberg is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Adam Greenberg located?
- Adam Greenberg's practice location on file with NPPES is 8 Prospect St, Nashua, NH 03060-3925.
- What is Adam Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Adam Greenberg is (603) 577-2045.
- Does Adam Greenberg accept Medicare?
- Adam Greenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Adam Greenberg's NPI active?
- Yes — Adam Greenberg's NPI (1275927220) is active in the NPPES registry as of the last update on 2020-06-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.