Thomas Halloran, MD
NPI 1588696785 · Internal Medicine Physician · Danville, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Halloran, MD is a Internal Medicine Physician provider in Danville, IL (NPI 1588696785).
Provider details
- NPI number
- 1588696785
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036070451 (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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
65 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) |
|---|---|---|
| Physician Or Allowed Practitioner Certification for Medicare-Covered Home Health Services Under a Home Health Plan of Care (patient Not Present), Including Contacts With Home Health Agency and Review of Reports of Patient Status Required By Physicians andG0180 | 36 | $51 |
| Diabetes Outpatient Self-Management Training Services, Individual, Per 30 MinutesG0108 | 29 | $52 |
Typical Medicare-allowed amounts for these services range $51–$52 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 202 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 1,256 | 191 |
| Atorvastatin Calcium | 1,144 | 416 |
| Levothyroxine Sodium | 928 | 320 |
| Omeprazole | 815 | 276 |
| Amlodipine Besylate | 777 | 283 |
| Hydrochlorothiazide | 688 | 238 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-07
- Last updated
- 2016-09-15
Frequently asked questions
- What is Thomas Halloran's NPI number?
- Thomas Halloran's National Provider Identifier (NPI) is 1588696785, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Halloran's specialty?
- Thomas Halloran is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Halloran located?
- Thomas Halloran's practice location on file with NPPES is 311 W. Fairchild Street, Danville, IL 61832.
- What is Thomas Halloran's phone number?
- The practice phone number listed in the NPPES registry for Thomas Halloran is (217) 431-7600.
- Does Thomas Halloran accept Medicare?
- Thomas Halloran is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Halloran's NPI active?
- Yes — Thomas Halloran's NPI (1588696785) is active in the NPPES registry as of the last update on 2016-09-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.