DR. ZULEKHA KARIM D.O.
NPI 1861812844
Internal Medicine - Endocrinology, Diabetes & Metabolism in Stamford, CT
About Dr. Zulekha Karim D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ZULEKHA KARIM D.O. (NPI 1861812844) is an individual endocrinology, diabetes & metabolism provider in Stamford, Connecticut, licensed in Delaware (C2-0013376) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS, is affiliated with Good Samaritan Hospital Medical Center, and maintains a secondary practice location in Lewes.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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
Dr. Zulekha Karim 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 Reassignment
Medicare enrollment records show Zulekha Karim reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Stony Brook, NY 11794
- Reassigned Medicare billing, New York enrollment
- 44 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 3
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Good Samaritan Hospital Medical Center
Acute Care Hospitals · West Islip, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 06902 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 7
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
STAMFORD, CT 06902
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 Zulekha Karim's NPI number?
The NPI number for Zulekha Karim is 1861812844. It was assigned to this individual provider in the NPPES registry on April 17, 2014.
Where is Zulekha Karim located?
Zulekha Karim practices at 30 Shelburne Rd Department Of Medicine, Stamford, CT 06902. The listed phone number is (203) 276-7147.
What is Zulekha Karim's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.
Is Zulekha Karim enrolled in Medicare?
Yes. Zulekha Karim 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 Zulekha Karim's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Zulekha Karim reassigns Medicare benefits to Stony Brook Internists, University Faculty Practice Corporation (Stony Brook, NY). 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 Zulekha Karim's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Zulekha Karim affiliated with any hospitals?
According to CMS data, Zulekha Karim is affiliated with Good Samaritan Hospital Medical Center.
When was this NPI record last updated?
The NPPES record for Zulekha Karim was last updated on May 21, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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. Zulekha Karim, D.O. · NPI 1861812844
Endocrinology, Diabetes & Metabolism physician in Stamford, Connecticut. Individual provider, active in the CMS NPPES registry since April 17, 2014.
## Identity
- **NPI:** 1861812844 (Entity type: Individual)
- **Enumerated:** April 17, 2014
- **Primary specialty:** Internal Medicine - Endocrinology, Diabetes & Metabolism · taxonomy 207RE0101X
- **State license:** C2-0013376 (Delaware)
- **Sole proprietor:** No
## Practice location
- **Address:** 30 SHELBURNE RD, DEPARTMENT OF MEDICINE, Stamford, CT 06902-3628
- **Phone:** (203) 276-7147 · **Fax:** (203) 276-7368
## 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:** Stony Brook Internists, University Faculty Practice Corporation (NPI 1265471809, Stony Brook, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New York College Of Osteo Medicine Of New York Institute Of Technology, class of 2014
## Record status
- **NPPES last updated:** May 21, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1861812844) · Data from the CMS NPPES public registry.