Daniel Loiselle, MD
NPI 1316906589 · Internal Medicine Physician · Portland, ME
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Loiselle, MD is a Internal Medicine Physician provider in Portland, ME (NPI 1316906589).
Provider details
- NPI number
- 1316906589
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 014644 (ME)
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
20 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
4,526 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) |
|---|---|---|
| Administration of Influenza Virus VaccineG0008 | 1,226 | $32 |
| Admn Sarscov2 Vacc 1 Dose90480 | 1,164 | $42 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 434 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 261 | $10 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 225 | $8 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 159 | $30 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 115 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 713 | 196 |
| Lisinopril | 486 | 130 |
| Levothyroxine Sodium | 387 | 102 |
| Omeprazole | 332 | 88 |
| Amlodipine Besylate | 327 | 92 |
| Metoprolol Succinate | 327 | 95 |
| Losartan Potassium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-17
- Last updated
- 2026-03-16
- Certified
- 2026-03-16
Frequently asked questions
- What is Daniel Loiselle's NPI number?
- Daniel Loiselle's National Provider Identifier (NPI) is 1316906589, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Loiselle's specialty?
- Daniel Loiselle is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Loiselle located?
- Daniel Loiselle's practice location on file with NPPES is 84 Marginal Way, Portland, ME 04101.
- What is Daniel Loiselle's phone number?
- The practice phone number listed in the NPPES registry for Daniel Loiselle is (207) 774-5816.
- Does Daniel Loiselle accept Medicare?
- Daniel Loiselle is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Loiselle's NPI active?
- Yes — Daniel Loiselle's NPI (1316906589) is active in the NPPES registry as of the last update on 2026-03-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.