Kathryn Rensenbrink, MD
NPI 1124067194 · Internal Medicine Physician · Ellsworth, ME
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathryn Rensenbrink, MD is a Internal Medicine Physician provider in Ellsworth, ME (NPI 1124067194).
Provider details
- NPI number
- 1124067194
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD13915 (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
681 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 | 351 | $72 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 149 | $15 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 72 | $13 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 53 | $87 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 45 | $58 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 99 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 403 | 118 |
| Levothyroxine Sodium | 303 | 78 |
| Lisinopril | 262 | 66 |
| Amlodipine Besylate | 210 | 56 |
| Apixabanbrand: Eliquis | 185 | 47 |
| Metoprolol Succinate | 162 | 42 |
| Omeprazole |
Practice location
Mailing address
Additional practice locations (1)
- 57 Water StBlue Hill, ME 04614-5231Phone: (207) 374-3995
Registry dates
- Enumerated
- 2006-06-05
- Last updated
- 2021-01-20
- Certified
- 2021-01-20
Frequently asked questions
- What is Kathryn Rensenbrink's NPI number?
- Kathryn Rensenbrink's National Provider Identifier (NPI) is 1124067194, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathryn Rensenbrink's specialty?
- Kathryn Rensenbrink is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kathryn Rensenbrink located?
- Kathryn Rensenbrink's practice location on file with NPPES is 32 Resort Way, Ellsworth, ME 04605-1717.
- What is Kathryn Rensenbrink's phone number?
- The practice phone number listed in the NPPES registry for Kathryn Rensenbrink is (207) 664-7780.
- Does Kathryn Rensenbrink accept Medicare?
- Kathryn Rensenbrink is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathryn Rensenbrink's NPI active?
- Yes — Kathryn Rensenbrink's NPI (1124067194) is active in the NPPES registry as of the last update on 2021-01-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.