MR. NELSON LEACH APRN
NPI 1194334359
Nurse Practitioner - Family in Milford, CT
About Mr. Nelson Leach Aprn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. NELSON LEACH APRN (NPI 1194334359) is an individual family provider in Milford, Connecticut, licensed in Connecticut (8964) and active in the NPI registry since July 2020. He is enrolled in Medicare PECOS, maintains a secondary practice location in Orange, and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses 4
Secondary Practice Location 1
Group Practice 1
Accepted Insurance
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
Mr. Nelson Leach Aprn 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
7Medicare enrollment records show Nelson Leach reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Milford, CT 06461
- Reassigned Medicare billing, Connecticut enrollment
- 3 clinicians in this Medicare group
Bridgeport, CT 06610
- Reassigned Medicare billing, Connecticut enrollment
- 44 clinicians in this Medicare group
Bridgeport, CT 06606
- Reassigned Medicare billing, Connecticut enrollment
- 41 clinicians in this Medicare group
Orange, CT 06477
- Reassigned Medicare billing, Connecticut enrollment
- 46 clinicians in this Medicare group
Shelton, CT 06824
- Reassigned Medicare billing, Connecticut enrollment
- 40 clinicians in this Medicare group
Fairfield, CT 06825
- Reassigned Medicare billing, Connecticut enrollment
- 43 clinicians in this Medicare group
Danielson, CT 06239
- Reassigned Medicare billing, Connecticut enrollment
- 390 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 10
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 06461 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 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Nelson Leach's NPI number?
The NPI number for Nelson Leach is 1194334359. It was assigned to this individual provider in the NPPES registry on July 23, 2020.
Where is Nelson Leach located?
Nelson Leach practices at 38 Berwyn St, Milford, CT 06461. The listed phone number is (203) 571-3233.
What is Nelson Leach's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Nelson Leach enrolled in Medicare?
Yes. Nelson Leach 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 Nelson Leach's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nelson Leach reassigns Medicare benefits to 7 organizations: Blues And Blahs PLLC (Milford, CT), Quentin Medical Group, LLC (Bridgeport, CT), Qmg4, LLC (Bridgeport, CT), Impact Health Psych PC (Orange, CT), Qmg3, LLC (Shelton, CT) and 2 more organizations, listed in the Medicare section above. 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 Nelson Leach's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nelson Leach accept?
Health plans from Anthem Blue Cross and Blue Shield list Nelson Leach as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Nelson Leach was last updated on January 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Mr. Nelson Leach, APRN · NPI 1194334359
Family physician in Milford, Connecticut. Individual provider, active in the CMS NPPES registry since July 23, 2020.
## Identity
- **NPI:** 1194334359 (Entity type: Individual)
- **Enumerated:** July 23, 2020
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 8964 (Connecticut)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 38 BERWYN ST, Milford, CT 06461-4010
- **Phone:** (203) 571-3233 · **Fax:** (801) 752-0632
## 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:** 7 organizations under Medicare reassignment (form CMS-855R): Blues And Blahs PLLC (NPI 1609647221, Milford, CT); Quentin Medical Group, LLC (NPI 1487087250, Bridgeport, CT); Qmg4, LLC (NPI 1023471299, Bridgeport, CT); Impact Health Psych PC (NPI 1730781022, Orange, CT); Qmg3, LLC (NPI 1053856039, Shelton, CT); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** January 8, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1194334359) · Data from the CMS NPPES public registry.