HERVEY A WEITZMAN MD
NPI 1124026406
Internal Medicine - Hematology & Oncology in Fairfield, CT
About Hervey A Weitzman Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HERVEY A WEITZMAN MD (NPI 1124026406) is an individual hematology & oncology provider in Fairfield, Connecticut, licensed in Connecticut (24011) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Hervey A Weitzman Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Hervey Weitzman reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Hartford, CT 06106
- Reassigned Medicare billing, Connecticut enrollment
- 1,921 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 06825 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.
Reported Quality Measures
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.
FAIRFIELD, CT 06825
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 Hervey Weitzman's NPI number?
The NPI number for Hervey Weitzman is 1124026406. It was assigned to this individual provider in the NPPES registry on July 12, 2005.
Where is Hervey Weitzman located?
Hervey Weitzman practices at 175 Jefferson St, Fairfield, CT 06825. The listed phone number is (203) 365-6473.
What is Hervey Weitzman's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Hervey Weitzman enrolled in Medicare?
Yes. Hervey Weitzman is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Hervey Weitzman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Hervey Weitzman reassigns Medicare benefits to Hartford Healthcare Medical Group Specialists, PLLC (Hartford, CT). The 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 Hervey Weitzman'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 Hervey Weitzman was last updated on February 9, 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.