Stephen Nightingale, M.D.
NPI 1538140520 · Internal Medicine Physician · Ellsworth, ME
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Nightingale, M.D. is a Internal Medicine Physician provider in Ellsworth, ME (NPI 1538140520).
Provider details
- NPI number
- 1538140520
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 013394 (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
35 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) |
|---|---|---|
| Ultrasound of Both Sides of Head and Neck Blood Flow93880 | 18 | $166 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 17 | $13 |
Typical Medicare-allowed amounts for these services range $13–$166 (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 · 111 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 297 | 78 |
| Amlodipine Besylate | 257 | 68 |
| Rosuvastatin Calcium | 248 | 66 |
| Losartan Potassium | 241 | 63 |
| Levothyroxine Sodium | 237 | 57 |
| Lisinopril | 220 | 54 |
| Metoprolol Succinate |
Practice location
Mailing address
Additional practice locations (1)
- 30 Congress St Ste 202Saint Albans, VT 05478-1745Phone: (844) 800-2919Fax: (207) 221-2922
Registry dates
- Enumerated
- 2005-11-08
- Last updated
- 2020-01-15
- Certified
- 2020-01-15
Frequently asked questions
- What is Stephen Nightingale's NPI number?
- Stephen Nightingale's National Provider Identifier (NPI) is 1538140520, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Nightingale's specialty?
- Stephen Nightingale is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Nightingale located?
- Stephen Nightingale's practice location on file with NPPES is 33 Seaveys Way, Ellsworth, ME 04605-3868.
- What is Stephen Nightingale's phone number?
- The practice phone number listed in the NPPES registry for Stephen Nightingale is (207) 667-2422.
- Does Stephen Nightingale accept Medicare?
- Stephen Nightingale is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Nightingale's NPI active?
- Yes — Stephen Nightingale's NPI (1538140520) is active in the NPPES registry as of the last update on 2020-01-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.