JEFFREY S GROEGER MD
NPI 1730135005
Internal Medicine - Critical Care Medicine in New York, NY
About Jeffrey S Groeger Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JEFFREY S GROEGER MD (NPI 1730135005) is an individual critical care medicine provider in New York, New York, licensed in New York (134706) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1977).
NPPES Registry Identity
Specialties & Licenses
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
Jeffrey S Groeger Md 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 Jeffrey Groeger reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New York, NY 10021
- Reassigned Medicare billing, New York enrollment
- 74 clinicians in this Medicare group
Uniondale, NY 11553
- Reassigned Medicare billing, New York enrollment
- 191 clinicians in this Medicare group
Montvale, NJ 07645
- Reassigned Medicare billing, New Jersey enrollment
- 401 clinicians in this Medicare group
West Harrison, NY 10604
- Reassigned Medicare billing, New York enrollment
- 328 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
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 10021 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.
NEW YORK, NY 10021
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 Jeffrey Groeger's NPI number?
The NPI number for Jeffrey Groeger is 1730135005. It was assigned to this individual provider in the NPPES registry on May 26, 2006.
Where is Jeffrey Groeger located?
Jeffrey Groeger practices at 1275 York Ave, New York, NY 10021. The listed phone number is (212) 639-2000.
What is Jeffrey Groeger's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.
Is Jeffrey Groeger enrolled in Medicare?
Yes. Jeffrey Groeger 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 Jeffrey Groeger's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jeffrey Groeger reassigns Medicare benefits to 4 organizations: Memorial Urgent Care Group (New York, NY), Msk Nassau (Uniondale, NY), Msk Bergen (Montvale, NJ) and Msk Harrison (West Harrison, 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 Jeffrey Groeger'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 Jeffrey Groeger was last updated on April 7, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Jeffrey S Groeger, MD · NPI 1730135005
Critical Care Medicine physician in New York, New York. Individual provider, active in the CMS NPPES registry since May 26, 2006.
## Identity
- **NPI:** 1730135005 (Entity type: Individual)
- **Enumerated:** May 26, 2006
- **Primary specialty:** Internal Medicine - Critical Care Medicine · taxonomy 207RC0200X
- **State license:** 134706 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 1275 YORK AVE, New York, NY 10021-6007
- **Phone:** (212) 639-2000
## 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): Memorial Urgent Care Group (NPI 1053364539, New York, NY); Msk Nassau (NPI 1053875229, Uniondale, NY); Msk Bergen (NPI 1558814657, Montvale, NJ); Msk Harrison (NPI 1174923593, West Harrison, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1977
## Record status
- **NPPES last updated:** April 7, 2015
- **Other identifiers:** Medicare UPIN B19301
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Source: [NPI Profile](https://npiprofile.com/npi/1730135005) · Data from the CMS NPPES public registry.