CINDY THI MILLSTEIN FNP-BC
NPI 1144994708
Nurse Practitioner - Primary Care in Atlantis, FL
About Cindy Thi Millstein Fnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CINDY THI MILLSTEIN FNP-BC (NPI 1144994708) is an individual primary care provider in Atlantis, Florida, licensed in Florida (APRN11014235) and active in the NPI registry since August 2021. She is enrolled in Medicare PECOS, is affiliated with Boca Raton Regional Hospital, and maintains a secondary practice location in Boca Raton.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Cindy Thi Millstein Fnp-bc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
5Medicare enrollment records show Cindy Millstein reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boca Raton, FL 33428
- Reassigned Medicare billing, Florida enrollment
- 516 clinicians in this Medicare group
Wellington, FL 33414
- Reassigned Medicare billing, Florida enrollment
- 265 clinicians in this Medicare group
Boca Raton, FL 33433
- Reassigned Medicare billing, Florida enrollment
- 15 clinicians in this Medicare group
Pensacola, FL 32514
- Reassigned Medicare billing, Florida enrollment
- 601 clinicians in this Medicare group
Rockville Centre, NY 11570
- Reassigned Medicare billing, Florida enrollment
- 6 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Boca Raton Regional Hospital
Acute Care Hospitals · Boca Raton, FLDelray Medical Center
Acute Care Hospitals · Delray Beach, FLWest Boca Medical Center
Acute Care Hospitals · Boca Raton, FLPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 33462 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ATLANTIS, FL 33462
ATLANTIS, FL 33462
ATLANTIS, FL 33462
ATLANTIS, FL 33462
ATLANTIS, FL 33462
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Cindy Millstein's NPI number?
The NPI number for Cindy Millstein is 1144994708. It was assigned to this individual provider in the NPPES registry on August 5, 2021.
Where is Cindy Millstein located?
Cindy Millstein practices at 5301 S Congress Ave, Atlantis, FL 33462. The listed phone number is (561) 965-7300.
What is Cindy Millstein's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Primary Care, with taxonomy code 363LP2300X.
Is Cindy Millstein enrolled in Medicare?
Yes. Cindy Millstein is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Cindy Millstein's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Cindy Millstein reassigns Medicare benefits to 5 organizations: Florida Hospital Medicine Services, LLC. (Boca Raton, FL), Accountable Care Hospitalist Group (Wellington, FL), Progressive Care Medical Group Of Fl, LLC (Boca Raton, FL), Hospital Physician Services Of Florida PA (Pensacola, FL) and Mission Medical Care PC (Rockville Centre, NY). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Cindy Millstein's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Cindy Millstein affiliated with any hospitals?
According to CMS data, Cindy Millstein is affiliated with Boca Raton Regional Hospital, Delray Medical Center and West Boca Medical Center.
When was this NPI record last updated?
The NPPES record for Cindy Millstein was last updated on May 16, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Cindy Thi Millstein, FNP-BC · NPI 1144994708
Primary Care physician in Atlantis, Florida. Individual provider, active in the CMS NPPES registry since August 5, 2021.
## Identity
- **NPI:** 1144994708 (Entity type: Individual)
- **Enumerated:** August 5, 2021
- **Primary specialty:** Nurse Practitioner - Primary Care · taxonomy 363LP2300X
- **State license:** APRN11014235 (Florida)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 5301 S CONGRESS AVE, Atlantis, FL 33462-1149
- **Phone:** (561) 965-7300
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Florida Hospital Medicine Services, LLC. (NPI 1508873183, Boca Raton, FL); Accountable Care Hospitalist Group (NPI 1659640282, Wellington, FL); Progressive Care Medical Group Of Fl, LLC (NPI 1578194452, Boca Raton, FL); Hospital Physician Services Of Florida PA (NPI 1558718635, Pensacola, FL); Mission Medical Care PC (NPI 1750898565, Rockville Centre, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** May 16, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1144994708) · Data from the CMS NPPES public registry.