Kirill Berejnoi, MD
NPI 1558478701 · Family Medicine Physician · Fairfield, ME
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kirill Berejnoi, MD is a Family Medicine Physician provider in Fairfield, ME (NPI 1558478701).
Provider details
- NPI number
- 1558478701
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- EC081003 (ME)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 72 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 168 | 65 |
| Levothyroxine Sodium | 97 | 31 |
| Metoprolol Tartrate | 95 | 29 |
| Pantoprazole Sodium | 82 | 31 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 78 | 39 |
| Trazodone Hcl | 77 | 23 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-24
- Last updated
- 2021-12-14
Frequently asked questions
- What is Kirill Berejnoi's NPI number?
- Kirill Berejnoi's National Provider Identifier (NPI) is 1558478701, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kirill Berejnoi's specialty?
- Kirill Berejnoi is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kirill Berejnoi located?
- Kirill Berejnoi's practice location on file with NPPES is 4 Sheridan Rd, Fairfield, ME 04937-3314.
- What is Kirill Berejnoi's phone number?
- The practice phone number listed in the NPPES registry for Kirill Berejnoi is (207) 861-5000.
- Does Kirill Berejnoi accept Medicare?
- Kirill Berejnoi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kirill Berejnoi's NPI active?
- Yes — Kirill Berejnoi's NPI (1558478701) is active in the NPPES registry as of the last update on 2021-12-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.