Quick answers
- Where does James Celestin see patients?
- Medicare's clinician data lists 3 practice locations, including Worcester, MA, Southborough, MA and Worcesteer, MA. Call before your visit to confirm the address.
- What is James Celestin's specialty?
- Medicare lists Pain Management as the primary specialty.
- Does James Celestin accept Medicare assignment?
- Yes. Medicare's clinician data says James Celestin accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does James Celestin offer telehealth?
- Medicare's clinician data says James Celestin offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for James Celestin?
- (508) 363-5000, as listed in official Medicare / NPI Registry data.
- What is James Celestin's NPI number?
- 1508986084. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where James Celestin is enrolled with Medicare (CMS data updated 2026-10-02).
- 123 Summer StWorcester, MA 01608 (508) 363‑5000
- 24 Newton StSouthborough, MA 01772 (508) 486‑4472
- 5 Neponset StWorcesteer, MA 01606 (508) 595‑2300
Group practices
Medicare enrollment lists James Celestin as a member of this group (CMS data updated 2026-10-02).
- Reliant Medical Group Inc640 clinicians in the group
Specialties
- Pain Managementprimary
Other pain management doctors in Massachusetts
Clinicians with the same Medicare primary specialty in Massachusetts — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Icahn School Of Medicine At Mount Sinai |
| Graduation year | 2006 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1508986084 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians