Randall Slimak, MD
NPI 1447359567 · Internal Medicine Physician · San Angelo, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Randall Slimak, MD is a Internal Medicine Physician provider in San Angelo, TX (NPI 1447359567).
Provider details
- NPI number
- 1447359567
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- P4717 (TX)
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
841 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 | 327 | $119 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 291 | $80 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 121 | $114 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 66 | $171 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 21 | $132 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 15 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Carvedilol | 22 | 21 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 19 | 18 |
| Torsemide | 15 | 13 |
| Cefdinir | 14 | 14 |
| Furosemide | 14 | 14 |
| Nitroglycerin | 14 | 12 |
| Potassium Chloride | 14 | 14 |
| Atorvastatin Calcium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-22
- Last updated
- 2016-07-08
Frequently asked questions
- What is Randall Slimak's NPI number?
- Randall Slimak's National Provider Identifier (NPI) is 1447359567, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Randall Slimak's specialty?
- Randall Slimak is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Randall Slimak located?
- Randall Slimak's practice location on file with NPPES is 120 E Harris Ave, San Angelo, TX 76903-5904.
- What is Randall Slimak's phone number?
- The practice phone number listed in the NPPES registry for Randall Slimak is (325) 481-8417.
- Does Randall Slimak accept Medicare?
- Randall Slimak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Randall Slimak's NPI active?
- Yes — Randall Slimak's NPI (1447359567) is active in the NPPES registry as of the last update on 2016-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.