Randolph Clark, M.D.
NPI 1568456036 · Internal Medicine Physician · Phoenix, AZ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Randolph Clark, M.D. is a Internal Medicine Physician provider in Phoenix, AZ (NPI 1568456036).
Provider details
- NPI number
- 1568456036
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 26212 (NV)
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 tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,672 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Residence Visit for Established Patient With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99349 | 268 | $122 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 268 | $60 |
| Chronic Care Management Services for Two Or More Chronic Conditions, Additional 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99439 | 238 | $46 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 194 | $71 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 181 | $175 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 122 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 355 | 101 |
| Atorvastatin Calcium | 320 | 102 |
| Furosemide | 212 | 60 |
| Apixabanbrand: Eliquis | 209 | 64 |
| Lisinopril | 208 | 77 |
| Trazodone Hcl | 201 | 59 |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$23 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 2645 E Southern AveTempe, AZ 85282-7649Phone: (623) 624-8280Fax: (602) 835-0192
- 6880 S Mccarran Blvd Ste 5Reno, NV 89509-6129Phone: (775) 398-1981Fax: (775) 398-1984
Registry dates
- Enumerated
- 2005-09-09
- Last updated
- 2025-04-07
- Certified
- 2025-04-07
Frequently asked questions
- What is Randolph Clark's NPI number?
- Randolph Clark's National Provider Identifier (NPI) is 1568456036, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Randolph Clark's specialty?
- Randolph Clark is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Randolph Clark located?
- Randolph Clark's practice location on file with NPPES is 2510 W Dunlap Ave Ste 290, Phoenix, AZ 85021-2759.
- What is Randolph Clark's phone number?
- The practice phone number listed in the NPPES registry for Randolph Clark is (602) 789-0344.
- Does Randolph Clark accept Medicare?
- Randolph Clark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Randolph Clark's NPI active?
- Yes — Randolph Clark's NPI (1568456036) is active in the NPPES registry as of the last update on 2025-04-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.