Andres Aguilera-Fish, MD
NPI 1578183992 · Family Medicine Physician · Littleton, NH
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andres Aguilera-Fish, MD is a Family Medicine Physician provider in Littleton, NH (NPI 1578183992).
Provider details
- NPI number
- 1578183992
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 24250 (NH)
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
6 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
45 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 | 20 | $9 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Tracing93005 | 14 | $6 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus and Influenza87428 | 11 | $67 |
Typical Medicare-allowed amounts for these services range $6–$67 (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 · 64 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 136 | 58 |
| Lisinopril | 125 | 51 |
| Levothyroxine Sodium | 105 | 35 |
| Losartan Potassium | 93 | 35 |
| Gabapentin | 92 | 31 |
| Metoprolol Succinate | 71 | 30 |
| Amlodipine Besylate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-04-27
- Last updated
- 2023-07-18
- Certified
- 2023-07-18
Frequently asked questions
- What is Andres Aguilera-Fish's NPI number?
- Andres Aguilera-Fish's National Provider Identifier (NPI) is 1578183992, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andres Aguilera-Fish's specialty?
- Andres Aguilera-Fish is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Andres Aguilera-Fish located?
- Andres Aguilera-Fish's practice location on file with NPPES is 25 Mount Eustis Rd, Littleton, NH 03561-3712.
- What is Andres Aguilera-Fish's phone number?
- The practice phone number listed in the NPPES registry for Andres Aguilera-Fish is (603) 444-2464.
- Does Andres Aguilera-Fish accept Medicare?
- Andres Aguilera-Fish is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andres Aguilera-Fish's NPI active?
- Yes — Andres Aguilera-Fish's NPI (1578183992) is active in the NPPES registry as of the last update on 2023-07-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.