ACHINTYA DINESH SINGH MBBS, MD
NPI 1619539004
Internal Medicine - Gastroenterology in Brooklyn, NY
About Achintya Dinesh Singh Mbbs, Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ACHINTYA DINESH SINGH MBBS, MD (NPI 1619539004) is an individual gastroenterology provider in Brooklyn, New York, licensed in New York (344907) and active in the NPI registry since July 2019. He is enrolled in Medicare PECOS and maintains a secondary practice location in Cleveland.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Achintya Dinesh Singh Mbbs, Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Achintya Singh reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Bristol, TN 37620
- Reassigned Medicare billing, Tennessee enrollment
- 861 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
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 11215 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.
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 Achintya Singh's NPI number?
The NPI number for Achintya Singh is 1619539004. It was assigned to this individual provider in the NPPES registry on July 5, 2019.
Where is Achintya Singh located?
Achintya Singh practices at 515 6th St, Brooklyn, NY 11215. The listed phone number is (929) 470-9090.
What is Achintya Singh's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Achintya Singh enrolled in Medicare?
Yes. Achintya Singh is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Achintya Singh's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Achintya Singh reassigns Medicare benefits to Wellmont Medical Associates, Inc. (Bristol, TN). 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 Achintya Singh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Achintya Singh accept?
Health plans from CareSource list Achintya Singh as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Achintya Singh was last updated on September 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 54 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.
# Achintya Dinesh Singh, MBBS, MD · NPI 1619539004
Gastroenterology physician in Brooklyn, New York. Individual provider, active in the CMS NPPES registry since July 5, 2019.
## Identity
- **NPI:** 1619539004 (Entity type: Individual)
- **Enumerated:** July 5, 2019
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** 344907 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 515 6TH ST, Brooklyn, NY 11215-3608
- **Phone:** (929) 470-9090
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Wellmont Medical Associates, Inc. (NPI 1558812198, Bristol, TN), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 10, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1619539004) · Data from the CMS NPPES public registry.