Isha Tyagi, MD
NPI 1487816161 · Infectious Disease Physician · Urbana, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Provider details
- NPI number
- 1487816161
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 036120127 (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
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 119 | $93 |
| Removal of Skin and Tissue, 20.0 Sq Cm Or Less11042 | 84 | $114 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 66 | $71 |
| Removal of Skin and Tissue, 20.0 Sq Cm Or Less11042 | 60 | $56 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 42 | $123 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Doxycycline Hyclate | 43 | 19 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 34 | 17 |
| Vancomycin Hcl | 31 | — |
| Cephalexin | 28 | 14 |
| Levofloxacin | 22 | 15 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 14 | — |
| Cefepime Hcl | 13 | — |
Practice location
Mailing address
Additional practice locations (3)
- 3314 Patriot CtHerrin, IL 62948-3782Phone: (618) 993-1591Fax: (618) 993-1595
- 1000 Health Center Dr Ste 302Mattoon, IL 61938-4644Phone: (217) 238-4770Fax: (217) 234-1204
- 1304 Franklin AveNormal, IL 61761-3558Phone: (309) 454-1400
Registry dates
- Enumerated
- 2008-06-25
- Last updated
- 2025-01-21
- Certified
- 2025-01-21
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.