MS. KRISTIN FIG MIELENHAUSEN NP
NPI 1417398926
Nurse Practitioner - Family in Southampton, NY
About Ms. Kristin Fig Mielenhausen Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. KRISTIN FIG MIELENHAUSEN NP (NPI 1417398926) is an individual family provider in Southampton, New York, licensed in New York (F333954) and active in the NPI registry since July 2013. She is enrolled in Medicare PECOS, is affiliated with Suny/stony Brook University Hospital, and is a graduate of Other (2003).
NPPES Registry Identity
Specialties & Licenses
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
Ms. Kristin Fig Mielenhausen Np 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
2Medicare enrollment records show Kristin Mielenhausen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Southampton, NY 11968
- Reassigned Medicare billing, New York enrollment
- 134 clinicians in this Medicare group
Massapequa, NY 11758
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Fulton Medical PC
- 37 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Suny/Stony Brook University Hospital
Acute Care Hospitals · Stony Brook, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11968 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
SOUTHAMPTON, NY 11968
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 Kristin Mielenhausen's NPI number?
The NPI number for Kristin Mielenhausen is 1417398926. It was assigned to this individual provider in the NPPES registry on July 12, 2013.
Where is Kristin Mielenhausen located?
Kristin Mielenhausen practices at 240 Meeting House Ln, Southampton, NY 11968. The listed phone number is (631) 726-3210.
What is Kristin Mielenhausen's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Kristin Mielenhausen enrolled in Medicare?
Yes. Kristin Mielenhausen 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 Kristin Mielenhausen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kristin Mielenhausen reassigns Medicare benefits to 2 organizations: Meeting House Lane Medical Practice PC (Southampton, NY) and Fulton Medical, P.C. (Massapequa, 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 Kristin Mielenhausen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Kristin Mielenhausen affiliated with any hospitals?
According to CMS data, Kristin Mielenhausen is affiliated with Suny/Stony Brook University Hospital.
When was this NPI record last updated?
The NPPES record for Kristin Mielenhausen was last updated on February 3, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Ms. Kristin Fig Mielenhausen, NP · NPI 1417398926
Family physician in Southampton, New York. Individual provider, active in the CMS NPPES registry since July 12, 2013.
## Identity
- **NPI:** 1417398926 (Entity type: Individual)
- **Enumerated:** July 12, 2013
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** F333954 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 240 MEETING HOUSE LN, Southampton, NY 11968-5009
- **Phone:** (631) 726-3210 · **Fax:** (631) 726-8886
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Meeting House Lane Medical Practice PC (NPI 1902088495, Southampton, NY); Fulton Medical, P.C. (NPI 1841635133, Massapequa, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2003
## Record status
- **NPPES last updated:** February 3, 2014
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Source: [NPI Profile](https://npiprofile.com/npi/1417398926) · Data from the CMS NPPES public registry.