Terrence Glennon, MD
NPI 1548270259 · Physical Medicine & Rehabilitation Physician · Herrin, IL
Enrolled with Medicare as Practitioner - Physical Medicine and Rehabilitation · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Terrence Glennon, MD is a Physical Medicine & Rehabilitation Physician provider in Herrin, IL (NPI 1548270259).
Provider details
- NPI number
- 1548270259
- Entity type
- Individual
- Primary specialty
- Physical Medicine & Rehabilitation PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036077232 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,597 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, Complete Study95886 | 925 | $88 |
| Nerve Conduction, 9-10 Studies95911 | 283 | $197 |
| Nerve Conduction, 7-8 Studies95910 | 191 | $164 |
| Nerve Conduction, 11-12 Studies95912 | 71 | $230 |
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, Complete Study95886 | 65 | $44 |
Practice location
Mailing address
Additional practice locations (2)
- 405 W Jackson StCarbondale, IL 62901-1462Phone: (618) 549-0721Fax: (618) 351-4846
- 2 S Hospital DrMurphysboro, IL 62966-3333Phone: (618) 684-3156Fax: (618) 351-4846
Registry dates
- Enumerated
- 2006-08-08
- Last updated
- 2025-10-01
- Certified
- 2025-10-01
Frequently asked questions
- What is Terrence Glennon's NPI number?
- Terrence Glennon's National Provider Identifier (NPI) is 1548270259, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Terrence Glennon's specialty?
- Terrence Glennon is listed in the NPPES registry with a primary specialty of Physical Medicine & Rehabilitation Physician (Allopathic & Osteopathic Physicians).
- Where is Terrence Glennon located?
- Terrence Glennon's practice location on file with NPPES is 201 S 14th St, Herrin, IL 62948-3631.
- What is Terrence Glennon's phone number?
- The practice phone number listed in the NPPES registry for Terrence Glennon is (618) 942-2171.
- Does Terrence Glennon accept Medicare?
- Terrence Glennon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Terrence Glennon's NPI active?
- Yes — Terrence Glennon's NPI (1548270259) is active in the NPPES registry as of the last update on 2025-10-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.