Heather Schwemm, MD
NPI 1881655132 · Internal Medicine Physician · Kennebunk, ME
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Heather Schwemm, MD is a Internal Medicine Physician provider in Kennebunk, ME (NPI 1881655132).
Provider details
- NPI number
- 1881655132
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 016539 (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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
296 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 117 | $58 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 108 | $15 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 71 | $74 |
Typical Medicare-allowed amounts for these services range $15–$74 (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 · 82 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 279 | 90 |
| Levothyroxine Sodium | 266 | 89 |
| Amlodipine Besylate | 180 | 55 |
| Omeprazole | 178 | 57 |
| Losartan Potassium | 172 | 57 |
| Lisinopril | 162 | 51 |
| Simvastatin | 158 |
Practice location
Mailing address
Additional practice locations (1)
- 84 Marginal WaySuite 800Portland, ME 04101Phone: (207) 774-5816Fax: (207) 523-8597
Registry dates
- Enumerated
- 2006-03-28
- Last updated
- 2019-04-01
Frequently asked questions
- What is Heather Schwemm's NPI number?
- Heather Schwemm's National Provider Identifier (NPI) is 1881655132, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heather Schwemm's specialty?
- Heather Schwemm is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Heather Schwemm located?
- Heather Schwemm's practice location on file with NPPES is 72 Main St, Kennebunk, ME 04043-7021.
- What is Heather Schwemm's phone number?
- The practice phone number listed in the NPPES registry for Heather Schwemm is (207) 467-8909.
- Does Heather Schwemm accept Medicare?
- Heather Schwemm is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Heather Schwemm's NPI active?
- Yes — Heather Schwemm's NPI (1881655132) is active in the NPPES registry as of the last update on 2019-04-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.