DR. DHRUVA KUMAR KOTHARI M.D.
NPI 1063771574
Internal Medicine in Worcester, MA
About Dr. Dhruva Kumar Kothari M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DHRUVA KUMAR KOTHARI M.D. (NPI 1063771574) is an individual internal medicine provider in Worcester, Massachusetts, licensed in Massachusetts (264182) and active in the NPI registry since May 2012. He is enrolled in Medicare PECOS, maintains 8 additional practice locations, and is a graduate of Other (2012).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 8
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. Dhruva Kumar Kothari M.d. 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
3Medicare enrollment records show Dhruva Kothari reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Brooklyn, NY 11225
- Reassigned Medicare billing, New York enrollment
- 20 clinicians in this Medicare group
Columbus, OH 43213
- Reassigned Medicare billing, Ohio enrollment
- 62 clinicians in this Medicare group
Indianapolis, IN 46220
- Reassigned Medicare billing, Florida, Illinois, Indiana, Massachusetts, Michigan and North Carolina enrollments
- Medicare enrollment name: Cityblock Medical Practice PA
- 41 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 01605 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WORCESTER, MA 01605
WORCESTER, MA 01605
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 Dhruva Kothari's NPI number?
The NPI number for Dhruva Kothari is 1063771574. It was assigned to this individual provider in the NPPES registry on May 4, 2012.
Where is Dhruva Kothari located?
Dhruva Kothari practices at 100 Grove St Ste 115, Worcester, MA 01605. The listed phone number is (833) 904-0620.
What is Dhruva Kothari's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Dhruva Kothari enrolled in Medicare?
Yes. Dhruva Kothari 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 Dhruva Kothari's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Dhruva Kothari reassigns Medicare benefits to 3 organizations: Oluwatoyin Ajayi Medical Practice, PC (Brooklyn, NY), Cityblock Medical Practice, LLC (Columbus, OH) and Cityblock Medical Practice, P.A. (Indianapolis, IN). 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 Dhruva Kothari'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 Dhruva Kothari was last updated on September 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 26 days 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. Dhruva Kumar Kothari, M.D. · NPI 1063771574
Internal Medicine physician in Worcester, Massachusetts. Individual provider, active in the CMS NPPES registry since May 4, 2012.
## Identity
- **NPI:** 1063771574 (Entity type: Individual)
- **Enumerated:** May 4, 2012
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 264182 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 100 GROVE ST STE 115, Worcester, MA 01605-2630
- **Phone:** (833) 904-0620
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Oluwatoyin Ajayi Medical Practice, PC (NPI 1912491770, Brooklyn, NY); Cityblock Medical Practice, LLC (NPI 1013673821, Columbus, OH); Cityblock Medical Practice, P.A. (NPI 1588296784, Indianapolis, IN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2012
## Record status
- **NPPES last updated:** September 24, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1063771574) · Data from the CMS NPPES public registry.