Karl Sitterly, M.D.
NPI 1891986782 · Family Medicine Physician · Newport, ME
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karl Sitterly, M.D. is a Family Medicine Physician provider in Newport, ME (NPI 1891986782).
Provider details
- NPI number
- 1891986782
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 015041 (ME)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
18 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 177 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl | 301 | 34 |
| Lisinopril | 287 | 89 |
| Atorvastatin Calcium | 274 | 84 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 266 | 32 |
| Levothyroxine Sodium | 246 | 67 |
| Omeprazole | 214 | 66 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$14 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-08-06
- Last updated
- 2013-12-20
Frequently asked questions
- What is Karl Sitterly's NPI number?
- Karl Sitterly's National Provider Identifier (NPI) is 1891986782, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karl Sitterly's specialty?
- Karl Sitterly is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Karl Sitterly located?
- Karl Sitterly's practice location on file with NPPES is 26 Main St, Newport, ME 04953-4162.
- What is Karl Sitterly's phone number?
- The practice phone number listed in the NPPES registry for Karl Sitterly is (207) 368-5747.
- Does Karl Sitterly accept Medicare?
- Karl Sitterly is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karl Sitterly's NPI active?
- Yes — Karl Sitterly's NPI (1891986782) is active in the NPPES registry as of the last update on 2013-12-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.