Richard Mckenzie, DO
NPI 1487776449 · Family Medicine Physician · Littleton, NH
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Richard Mckenzie, DO is a Family Medicine Physician provider in Littleton, NH (NPI 1487776449).
Provider details
- NPI number
- 1487776449
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 14296 (NH)
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 · 145 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 705 | 201 |
| Lisinopril | 518 | 145 |
| Amlodipine Besylate | 346 | 98 |
| Levothyroxine Sodium | 345 | 100 |
| Omeprazole | 334 | 100 |
| Metoprolol Succinate | 313 | 86 |
| Losartan Potassium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-04-03
- Last updated
- 2023-03-17
- Certified
- 2023-03-17
Frequently asked questions
- What is Richard Mckenzie's NPI number?
- Richard Mckenzie's National Provider Identifier (NPI) is 1487776449, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Mckenzie's specialty?
- Richard Mckenzie is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Richard Mckenzie located?
- Richard Mckenzie's practice location on file with NPPES is 580 St Johnsbury Road, Littleton, NH 03561.
- What is Richard Mckenzie's phone number?
- The practice phone number listed in the NPPES registry for Richard Mckenzie is (603) 444-7070.
- Does Richard Mckenzie accept Medicare?
- Richard Mckenzie is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Richard Mckenzie's NPI active?
- Yes — Richard Mckenzie's NPI (1487776449) is active in the NPPES registry as of the last update on 2023-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.