Kathryn Stefos, MD
NPI 1275160442 · Family Medicine Physician · Saco, ME
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathryn Stefos, MD is a Family Medicine Physician provider in Saco, ME (NPI 1275160442).
Provider details
- NPI number
- 1275160442
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD26922 (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
6 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
242 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 90 | $113 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 70 | $75 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 45 | $110 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 23 | $86 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 14 | $125 |
Typical Medicare-allowed amounts for these services range $75–$125 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 30 | 20 |
| Lisinopril | 29 | 14 |
| Levothyroxine Sodium | 21 | — |
| Metoprolol Succinate | 14 | 11 |
| Pantoprazole Sodium | 14 | — |
| Tamsulosin Hcl | 14 | — |
| Apixaban |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-03-26
- Last updated
- 2023-09-26
- Certified
- 2023-09-26
Frequently asked questions
- What is Kathryn Stefos's NPI number?
- Kathryn Stefos's National Provider Identifier (NPI) is 1275160442, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathryn Stefos's specialty?
- Kathryn Stefos is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kathryn Stefos located?
- Kathryn Stefos's practice location on file with NPPES is 13 Industrial Park Rd, Saco, ME 04072-1804.
- What is Kathryn Stefos's phone number?
- The practice phone number listed in the NPPES registry for Kathryn Stefos is (207) 283-8800.
- Does Kathryn Stefos accept Medicare?
- Kathryn Stefos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathryn Stefos's NPI active?
- Yes — Kathryn Stefos's NPI (1275160442) is active in the NPPES registry as of the last update on 2023-09-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.