LAUREN EINFRANK NP
NPI 1427504331
Nurse Practitioner - Adult Health in Rye, NY
About Lauren Einfrank Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LAUREN EINFRANK NP (NPI 1427504331) is an individual adult health provider in Rye, New York, licensed in New York (F307946-1) and active in the NPI registry since August 2016. She is enrolled in Medicare PECOS, maintains a secondary practice location in Port Chester, and is a graduate of Other (2016).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 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
Lauren Einfrank 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
4Medicare enrollment records show Lauren Einfrank reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Greenwich, CT 06830
- Reassigned Medicare billing, Connecticut enrollment
- Medicare enrollment name: Northeast Medical Group Inc
- 1,824 clinicians in this Medicare group
Greenwich, CT 06830
- Reassigned Medicare billing, New York enrollment
- 47 clinicians in this Medicare group
Levittown, PA 19057
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Mercer Bucks Medical Associates PC
- 42 clinicians in this Medicare group
Naperville, IL 60565
- Reassigned Medicare billing, New York enrollment
- 45 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10580 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.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 13
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
RYE, NY 10580
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 Lauren Einfrank's NPI number?
The NPI number for Lauren Einfrank is 1427504331. It was assigned to this individual provider in the NPPES registry on August 30, 2016.
Where is Lauren Einfrank located?
Lauren Einfrank practices at 101 Theall Rd, Rye, NY 10580. The listed phone number is (609) 585-1122.
What is Lauren Einfrank's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.
Is Lauren Einfrank enrolled in Medicare?
Yes. Lauren Einfrank 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 Lauren Einfrank's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lauren Einfrank reassigns Medicare benefits to 4 organizations: Mill Hill Medical Consultants Inc (Greenwich, CT), Northeast Medical Group, PLLC (Greenwich, CT), Mercer Bucks Medical Associates, P.C. (Levittown, PA) and First Docs PC (Naperville, IL). 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 Lauren Einfrank's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Lauren Einfrank was last updated on February 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.
# Lauren Einfrank, NP · NPI 1427504331
Adult Health physician in Rye, New York. Individual provider, active in the CMS NPPES registry since August 30, 2016.
## Identity
- **NPI:** 1427504331 (Entity type: Individual)
- **Enumerated:** August 30, 2016
- **Primary specialty:** Nurse Practitioner - Adult Health · taxonomy 363LA2200X
- **State license:** F307946-1 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 101 THEALL RD, Rye, NY 10580-1406
- **Phone:** (609) 585-1122 · **Fax:** (609) 585-0309
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Mill Hill Medical Consultants Inc (NPI 1396755245, Greenwich, CT); Northeast Medical Group, PLLC (NPI 1942526207, Greenwich, CT); Mercer Bucks Medical Associates, P.C. (NPI 1952485971, Levittown, PA); First Docs PC (NPI 1417655465, Naperville, IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2016
## Record status
- **NPPES last updated:** February 11, 2026
- **Other identifiers:** Medicaid 04778130 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1427504331) · Data from the CMS NPPES public registry.