Douglas Ferguson, CRNA
NPI 1376544411 · Certified Registered Nurse Anesthetist · Portsmouth, NH
Douglas Ferguson, CRNA is a Certified Registered Nurse Anesthetist provider in Portsmouth, NH (NPI 1376544411).
Provider details
- NPI number
- 1376544411
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Male
- Sole proprietor
- No
- License
- 0324952311 (NH)
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
- 2005-08-10
- Last updated
- 2008-06-26
Frequently asked questions
- What is Douglas Ferguson's NPI number?
- Douglas Ferguson's National Provider Identifier (NPI) is 1376544411, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Ferguson's specialty?
- Douglas Ferguson is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Douglas Ferguson located?
- Douglas Ferguson's practice location on file with NPPES is 333 Borthwick Ave, Portsmouth, NH 03801-7128.
- What is Douglas Ferguson's phone number?
- The practice phone number listed in the NPPES registry for Douglas Ferguson is (603) 436-5110.
- Is Douglas Ferguson's NPI active?
- Yes — Douglas Ferguson's NPI (1376544411) is active in the NPPES registry as of the last update on 2008-06-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.