DR. CATHERINE N KUMARADHAS MD
NPI 1326357955
Internal Medicine in Derby, CT
About Dr. Catherine N Kumaradhas Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CATHERINE N KUMARADHAS MD (NPI 1326357955) is an individual internal medicine provider in Derby, Connecticut, licensed in Connecticut (052409) and active in the NPI registry since September 2010. She is enrolled in Medicare PECOS and is a graduate of Other (2005).
NPPES Registry Identity
Specialties & Licenses 2
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
Dr. Catherine N Kumaradhas 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 Reassignment
Medicare enrollment records show Catherine Kumaradhas reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New Haven, CT 06519
- Reassigned Medicare billing, Connecticut enrollment
- Medicare enrollment name: Northeast Medical Group Inc
- 1,824 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 06418 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.
DERBY, CT 06418
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 Catherine Kumaradhas's NPI number?
The NPI number for Catherine Kumaradhas is 1326357955. It was assigned to this individual provider in the NPPES registry on September 30, 2010.
Where is Catherine Kumaradhas located?
Catherine Kumaradhas practices at 130 Division St, Derby, CT 06418. The listed phone number is (203) 732-7327.
What is Catherine Kumaradhas's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Catherine Kumaradhas enrolled in Medicare?
Yes. Catherine Kumaradhas 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 organization bills Medicare for Catherine Kumaradhas's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Catherine Kumaradhas reassigns Medicare benefits to Mill Hill Medical Consultants Inc (New Haven, 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 Catherine Kumaradhas'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 Catherine Kumaradhas was last updated on March 6, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Dr. Catherine N Kumaradhas, MD · NPI 1326357955
Internal Medicine physician in Derby, Connecticut. Individual provider, active in the CMS NPPES registry since September 30, 2010.
## Identity
- **NPI:** 1326357955 (Entity type: Individual)
- **Enumerated:** September 30, 2010
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 052409 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 130 DIVISION ST, Derby, CT 06418-1326
- **Phone:** (203) 732-7327
## 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:** Mill Hill Medical Consultants Inc (NPI 1891019675, New Haven, CT), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2005
## Record status
- **NPPES last updated:** March 6, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1326357955) · Data from the CMS NPPES public registry.