Alexander Duckworth, M.D.
NPI 1871790329 · Internal Medicine Physician · Coral Gables, FL
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexander Duckworth, M.D. is a Internal Medicine Physician provider in Coral Gables, FL (NPI 1871790329).
Provider details
- NPI number
- 1871790329
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- TRN11752 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
- 2007-06-28
- Last updated
- 2021-11-18
- Certified
- 2021-11-18
Frequently asked questions
- What is Alexander Duckworth's NPI number?
- Alexander Duckworth's National Provider Identifier (NPI) is 1871790329, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Duckworth's specialty?
- Alexander Duckworth is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Alexander Duckworth located?
- Alexander Duckworth's practice location on file with NPPES is 5555 Ponce De Leon Blvd, Coral Gables, FL 33146-2513.
- What is Alexander Duckworth's phone number?
- The practice phone number listed in the NPPES registry for Alexander Duckworth is (305) 284-9100.
- Does Alexander Duckworth accept Medicare?
- Alexander Duckworth is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexander Duckworth's NPI active?
- Yes — Alexander Duckworth's NPI (1871790329) is active in the NPPES registry as of the last update on 2021-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.