Stoyan Grakov, M.D.
NPI 1730491317 · Adult Medicine Physician · Chattanooga, TN
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stoyan Grakov, M.D. is a Adult Medicine Physician provider in Chattanooga, TN (NPI 1730491317).
Provider details
- NPI number
- 1730491317
- Entity type
- Individual
- Primary specialty
- Adult Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 262418 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 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
916 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 35 Minutes99232 | 351 | $72 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 254 | $109 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 209 | $105 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 74 | $160 |
| Critical Care, First 30-74 Minutes99291 | 17 | $195 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 11 | $74 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cefuroxime Axetilbrand: Cefuroxime | 85 | 82 |
| Amlodipine Besylate | 58 | 57 |
| Methylprednisolone | 51 | 50 |
| Losartan Potassium | 40 | 40 |
| Azithromycin | 37 | 37 |
| Spironolactone | 30 | 29 |
| Atorvastatin Calcium | 20 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-07-12
- Last updated
- 2025-10-31
- Certified
- 2025-10-31
Frequently asked questions
- What is Stoyan Grakov's NPI number?
- Stoyan Grakov's National Provider Identifier (NPI) is 1730491317, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stoyan Grakov's specialty?
- Stoyan Grakov is listed in the NPPES registry with a primary specialty of Adult Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stoyan Grakov located?
- Stoyan Grakov's practice location on file with NPPES is 941 Spring Creek Rd, Chattanooga, TN 37412-3909.
- What is Stoyan Grakov's phone number?
- The practice phone number listed in the NPPES registry for Stoyan Grakov is (423) 855-3691.
- Does Stoyan Grakov accept Medicare?
- Stoyan Grakov is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stoyan Grakov's NPI active?
- Yes — Stoyan Grakov's NPI (1730491317) is active in the NPPES registry as of the last update on 2025-10-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.