Keyrillos Rizg, M.D.
NPI 1437532157 · Hospitalist Physician · Nashville, TN
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Keyrillos Rizg, M.D. is a Hospitalist Physician provider in Nashville, TN (NPI 1437532157).
Provider details
- NPI number
- 1437532157
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 57109 (TN)
Specialties & taxonomies
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
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
694 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 | 308 | $74 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 262 | $111 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 107 | $107 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 17 | $162 |
Typical Medicare-allowed amounts for these services range $74–$162 (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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 45 | 34 |
| Pantoprazole Sodium | 26 | 24 |
| Cefdinir | 24 | 24 |
| Apixabanbrand: Eliquis | 21 | 18 |
| Prednisone | 18 | 18 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 16 | 15 |
| Metoprolol Tartrate |
Practice location
Mailing address
Additional practice locations (1)
- 111 Highway 70 EDickson, TN 37055-2080Phone: (615) 326-2443
Registry dates
- Enumerated
- 2015-06-30
- Last updated
- 2022-09-27
- Certified
- 2022-09-27
Frequently asked questions
- What is Keyrillos Rizg's NPI number?
- Keyrillos Rizg's National Provider Identifier (NPI) is 1437532157, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Keyrillos Rizg's specialty?
- Keyrillos Rizg is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Keyrillos Rizg located?
- Keyrillos Rizg's practice location on file with NPPES is 3443 Dickerson Pike Ste 680, Nashville, TN 37207-2537.
- What is Keyrillos Rizg's phone number?
- The practice phone number listed in the NPPES registry for Keyrillos Rizg is (615) 865-3322.
- Does Keyrillos Rizg accept Medicare?
- Keyrillos Rizg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Keyrillos Rizg's NPI active?
- Yes — Keyrillos Rizg's NPI (1437532157) is active in the NPPES registry as of the last update on 2022-09-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.