Richard Arnold, FNP, BC
NPI 1659344646 · Family Nurse Practitioner · Watertown, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Richard Arnold, FNP, BC is a Family Nurse Practitioner provider in Watertown, MA (NPI 1659344646).
Provider details
- NPI number
- 1659344646
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP, BC
- Sex
- Male
- Sole proprietor
- No
- License
- 212402 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-09
- Last updated
- 2025-10-27
- Certified
- 2025-10-27
Frequently asked questions
- What is Richard Arnold's NPI number?
- Richard Arnold's National Provider Identifier (NPI) is 1659344646, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Arnold's specialty?
- Richard Arnold is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Richard Arnold located?
- Richard Arnold's practice location on file with NPPES is 23 Gleason St Watertown Ma 02472, Watertown, MA 02472.
- What is Richard Arnold's phone number?
- The practice phone number listed in the NPPES registry for Richard Arnold is (617) 458-1694.
- Does Richard Arnold accept Medicare?
- Richard Arnold is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Richard Arnold's NPI active?
- Yes — Richard Arnold's NPI (1659344646) is active in the NPPES registry as of the last update on 2025-10-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.