NADINE KOSER D.O.
NPI 1467620351
Hospitalist in Manchester, CT
About Nadine Koser D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NADINE KOSER D.O. (NPI 1467620351) is an individual hospitalist provider in Manchester, Connecticut, licensed in Connecticut (049090) and active in the NPI registry since February 2008. She is enrolled in Medicare PECOS and is a graduate of Michigan State University College Of Osteopathic Medicine (2007).
NPPES Registry Identity
Specialties & Licenses 2
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
Nadine Koser D.o. 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
3Medicare enrollment records show Nadine Koser reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Wethersfield, CT 06109
- Reassigned Medicare billing, Connecticut enrollment
- 747 clinicians in this Medicare group
New Britain, CT 06052
- Reassigned Medicare billing, Connecticut enrollment
- 745 clinicians in this Medicare group
Meriden, CT 06451
- Reassigned Medicare billing, Connecticut enrollment
- 505 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 06040 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.
MANCHESTER, CT 06040
MANCHESTER, CT 06040
MANCHESTER, CT 06040
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 Nadine Koser's NPI number?
The NPI number for Nadine Koser is 1467620351. It was assigned to this individual provider in the NPPES registry on February 14, 2008.
Where is Nadine Koser located?
Nadine Koser practices at 71 Haynes St Suite 1209, Manchester, CT 06040. The listed phone number is (860) 533-6595.
What is Nadine Koser's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Nadine Koser enrolled in Medicare?
Yes. Nadine Koser 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 Nadine Koser's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nadine Koser reassigns Medicare benefits to 3 organizations: Hartford Healthcare Medical Group, Inc (Wethersfield, CT), The Hospital Of Central Connecticut At New Britain General And Bradley (New Britain, CT) and Midstate Medical Center (Meriden, CT). 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 Nadine Koser's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nadine Koser accept?
Health plans from Anthem Blue Cross and Blue Shield list Nadine Koser 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 Nadine Koser was last updated on August 23, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Nadine Koser, D.O. · NPI 1467620351
Hospitalist physician in Manchester, Connecticut. Individual provider, active in the CMS NPPES registry since February 14, 2008.
## Identity
- **NPI:** 1467620351 (Entity type: Individual)
- **Enumerated:** February 14, 2008
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 049090 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 71 HAYNES ST, SUITE 1209, Manchester, CT 06040-4131
- **Phone:** (860) 533-6595 · **Fax:** (860) 533-6594
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Hartford Healthcare Medical Group, Inc (NPI 1043561301, Wethersfield, CT); The Hospital Of Central Connecticut At New Britain General And Bradley (NPI 1063461481, New Britain, CT); Midstate Medical Center (NPI 1154425288, Meriden, CT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Michigan State University College Of Osteopathic Medicine, class of 2007
## Record status
- **NPPES last updated:** August 23, 2010
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Source: [NPI Profile](https://npiprofile.com/npi/1467620351) · Data from the CMS NPPES public registry.