Nicholas Perros, M.D.
NPI 1518379635 · Hospitalist Physician · Portland, ME
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicholas Perros, M.D. is a Hospitalist Physician provider in Portland, ME (NPI 1518379635).
Provider details
- NPI number
- 1518379635
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
141 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 35 Minutes99232 | 68 | $77 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 31 | $116 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 27 | $112 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 15 | $169 |
Typical Medicare-allowed amounts for these services range $77–$169 (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.
Practice location
Mailing address
Additional practice locations (1)
- 111 Franklin Health CmnsFarmington, ME 04938-6144Phone: (207) 778-6031
Registry dates
- Enumerated
- 2014-05-22
- Last updated
- 2022-11-10
- Certified
- 2022-11-08
Frequently asked questions
- What is Nicholas Perros's NPI number?
- Nicholas Perros's National Provider Identifier (NPI) is 1518379635, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Perros's specialty?
- Nicholas Perros is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Nicholas Perros located?
- Nicholas Perros's practice location on file with NPPES is 22 Bramhall St, Portland, ME 04102-3134.
- What is Nicholas Perros's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Perros is (207) 662-0111.
- Does Nicholas Perros accept Medicare?
- Nicholas Perros is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicholas Perros's NPI active?
- Yes — Nicholas Perros's NPI (1518379635) is active in the NPPES registry as of the last update on 2022-11-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.