Frank Duffin
NPI 1336710946 · Certified Registered Nurse Anesthetist · Charleston, SC
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Frank Duffin is a Certified Registered Nurse Anesthetist provider in Charleston, SC (NPI 1336710946).
Provider details
- NPI number
- 1336710946
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 9451752 (FL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 4209 Jackson StHollywood, FL 33021-7329Phone: (954) 551-1066
Registry dates
- Enumerated
- 2021-07-06
- Last updated
- 2023-01-20
- Certified
- 2023-01-20
Frequently asked questions
- What is Frank Duffin's NPI number?
- Frank Duffin's National Provider Identifier (NPI) is 1336710946, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Frank Duffin's specialty?
- Frank Duffin is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Frank Duffin located?
- Frank Duffin's practice location on file with NPPES is 171 Ashley Ave, Charleston, SC 29425-7329.
- What is Frank Duffin's phone number?
- The practice phone number listed in the NPPES registry for Frank Duffin is (843) 792-1414.
- Does Frank Duffin accept Medicare?
- Frank Duffin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Frank Duffin's NPI active?
- Yes — Frank Duffin's NPI (1336710946) is active in the NPPES registry as of the last update on 2023-01-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.