Teresa Letellier, MD
NPI 1629431622 · Family Medicine Physician · Biddeford, ME
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Teresa Letellier, MD is a Family Medicine Physician provider in Biddeford, ME (NPI 1629431622).
Provider details
- NPI number
- 1629431622
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD23609 (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
10 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
1,112 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 | 227 | $88 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 203 | $6 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 92 | $13 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 88 | $10 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 87 | $56 |
| Hemoglobin A1c Level83036 | 69 | $9 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 154 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 735 | 213 |
| Lisinopril | 345 | 96 |
| Losartan Potassium | 305 | 91 |
| Amlodipine Besylate | 305 | 92 |
| Levothyroxine Sodium | 271 | 70 |
| Omeprazole | 249 | 83 |
| Hydrochlorothiazide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-03-29
- Last updated
- 2020-12-01
- Certified
- 2020-12-01
Frequently asked questions
- What is Teresa Letellier's NPI number?
- Teresa Letellier's National Provider Identifier (NPI) is 1629431622, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Teresa Letellier's specialty?
- Teresa Letellier is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Teresa Letellier located?
- Teresa Letellier's practice location on file with NPPES is 61 Barra Rd, Biddeford, ME 04005-9459.
- What is Teresa Letellier's phone number?
- The practice phone number listed in the NPPES registry for Teresa Letellier is (207) 283-1441.
- Does Teresa Letellier accept Medicare?
- Teresa Letellier is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Teresa Letellier's NPI active?
- Yes — Teresa Letellier's NPI (1629431622) is active in the NPPES registry as of the last update on 2020-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.