DR. SIDDHARTH BETHI MD
NPI 1265694939
Hospitalist in Waterbury, CT
About Dr. Siddharth Bethi Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SIDDHARTH BETHI MD (NPI 1265694939) is an individual hospitalist provider in Waterbury, Connecticut, licensed in Connecticut (046908) and active in the NPI registry since June 2008. He is enrolled in Medicare PECOS, is affiliated with University Of Md Baltimore Washington Medical Center, and is a graduate of Other (1998).
NPPES Registry Identity
Specialties & Licenses
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. Siddharth Bethi 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 Siddharth Bethi reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Abingdon, MD 21009
- Reassigned Medicare billing, Maryland and District of Columbia enrollments
- Also billed through NPI 1952461816 (District of Columbia)
- 1,253 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Of MD Baltimore Washington Medical Center
Acute Care Hospitals · Glen Burnie, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 06708 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 2
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.
WATERBURY, CT 06708
WATERBURY, CT 06708
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 Siddharth Bethi's NPI number?
The NPI number for Siddharth Bethi is 1265694939. It was assigned to this individual provider in the NPPES registry on June 25, 2008.
Where is Siddharth Bethi located?
Siddharth Bethi practices at 64 Robbins St 6th Floor, Waterbury, CT 06708. The listed phone number is (203) 573-6263.
What is Siddharth Bethi's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Siddharth Bethi enrolled in Medicare?
Yes. Siddharth Bethi 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 Siddharth Bethi's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Siddharth Bethi reassigns Medicare benefits to Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (Abingdon, MD). 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 Siddharth Bethi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Siddharth Bethi affiliated with any hospitals?
According to CMS data, Siddharth Bethi is affiliated with University Of MD Baltimore Washington Medical Center.
When was this NPI record last updated?
The NPPES record for Siddharth Bethi was last updated on November 23, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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. Siddharth Bethi, MD · NPI 1265694939
Hospitalist physician in Waterbury, Connecticut. Individual provider, active in the CMS NPPES registry since June 25, 2008.
## Identity
- **NPI:** 1265694939 (Entity type: Individual)
- **Enumerated:** June 25, 2008
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 046908 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 64 ROBBINS ST, 6TH FLOOR, Waterbury, CT 06708-2613
- **Phone:** (203) 573-6263 · **Fax:** (203) 573-6030
## 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:** Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (NPI 1265971873, Abingdon, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1998
## Record status
- **NPPES last updated:** November 23, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1265694939) · Data from the CMS NPPES public registry.