Msmc of the Florida Keys, LLC
NPI 1194455881 · Internal Medicine Physician · Key West, FL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Msmc of the Florida Keys, LLC is a Internal Medicine Physician organization in Key West, FL (NPI 1194455881).
Provider details
- NPI number
- 1194455881
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Parent organization
- Mount Sinai Medical Center, Florida
- Organization subpart
- Yes
- Authorized official
- Mervyn Mills, Sr Vp of Finance(305) 674-2121
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
4 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
Other names (DBA / former)
- Doing business as
- Msmc of the Florida Keys, LLC
Registry dates
- Enumerated
- 2022-06-15
- Last updated
- 2026-03-09
- Certified
- 2026-03-09
Frequently asked questions
- What is Msmc of the Florida Keys, LLC's NPI number?
- Msmc of the Florida Keys, LLC's National Provider Identifier (NPI) is 1194455881, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Msmc of the Florida Keys, LLC?
- Msmc of the Florida Keys, LLC is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Msmc of the Florida Keys, LLC located?
- Msmc of the Florida Keys, LLC's practice location on file with NPPES is 2505 Flagler Ave, Key West, FL 33040-3934.
- What is Msmc of the Florida Keys, LLC's phone number?
- The practice phone number listed in the NPPES registry for Msmc of the Florida Keys, LLC is (305) 295-6767.
- Does Msmc of the Florida Keys, LLC accept Medicare?
- Msmc of the Florida Keys, LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Msmc of the Florida Keys, LLC?
- The authorized official listed on Msmc of the Florida Keys, LLC's NPPES record is Mervyn Mills, Sr Vp of Finance. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Msmc of the Florida Keys, LLC's NPI active?
- Yes — Msmc of the Florida Keys, LLC's NPI (1194455881) is active in the NPPES registry as of the last update on 2026-03-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.