Tatiana Korshunova, MD
NPI 1093121535 · Internal Medicine Physician · Auburn, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tatiana Korshunova, MD is a Internal Medicine Physician provider in Auburn, CA (NPI 1093121535).
Provider details
- NPI number
- 1093121535
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
723 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 236 | $121 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 156 | $117 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 153 | $80 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 50 | $176 |
| Critical Care, First 30-74 Minutes99291 | 44 | $214 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 41 |
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 |
|---|---|---|
| Prednisone | 18 | 17 |
| Furosemide | 15 | 14 |
| Azithromycin | 13 | 13 |
| Metoprolol Succinate | 12 | — |
| Metoprolol Tartrate | 12 | 11 |
| Ciprofloxacin Hcl | 11 | 11 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 11 | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-07-04
- Last updated
- 2015-06-15
Frequently asked questions
- What is Tatiana Korshunova's NPI number?
- Tatiana Korshunova's National Provider Identifier (NPI) is 1093121535, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tatiana Korshunova's specialty?
- Tatiana Korshunova is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tatiana Korshunova located?
- Tatiana Korshunova's practice location on file with NPPES is 11815 Education St, Auburn, CA 95602-2410.
- What is Tatiana Korshunova's phone number?
- The practice phone number listed in the NPPES registry for Tatiana Korshunova is (530) 886-6558.
- Does Tatiana Korshunova accept Medicare?
- Tatiana Korshunova is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tatiana Korshunova's NPI active?
- Yes — Tatiana Korshunova's NPI (1093121535) is active in the NPPES registry as of the last update on 2015-06-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.