JAMES CELESTIN M.D.
NPI 1508986084
Psychiatry & Neurology - Pain Medicine in Worcester, MA
About James Celestin M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JAMES CELESTIN M.D. (NPI 1508986084) is an individual pain medicine provider in Worcester, Massachusetts, licensed in Massachusetts (228457) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS and is a graduate of Icahn School Of Medicine At Mount Sinai (2006).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 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 and accepts Medicare assignment
James Celestin 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 Reassignment
Medicare enrollment records show James Celestin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Worcester, MA 01606
- Reassigned Medicare billing, Massachusetts enrollment
- 718 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 21
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.
Referred Medical Equipment & Supplies CMS DME claims
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.
WORCESTER, MA 01608
WORCESTER, MA 01608
WORCESTER, MA 01608
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 James Celestin's NPI number?
The NPI number for James Celestin is 1508986084. It was assigned to this individual provider in the NPPES registry on March 30, 2007.
Where is James Celestin located?
James Celestin practices at 123 Summer St Suite 320, Worcester, MA 01608. The listed phone number is (508) 368-3140.
What is James Celestin's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Pain Medicine, with taxonomy code 2084P2900X.
Is James Celestin enrolled in Medicare?
Yes. James Celestin 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 James Celestin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Celestin reassigns Medicare benefits to Reliant Medical Group, Inc (Worcester, MA). 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 James Celestin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does James Celestin accept?
Health plans from Anthem Blue Cross and Blue Shield list James Celestin 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 James Celestin was last updated on August 11, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.