Jack Clark, D.O.
NPI 1073563847 · Rheumatology Physician · Cape Coral, FL
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jack Clark, D.O. is a Rheumatology Physician provider in Cape Coral, FL (NPI 1073563847).
Provider details
- NPI number
- 1073563847
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- OS8284 (FL)
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
20 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
1,627 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 808 | $128 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 206 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 161 | $10 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 160 | $8 |
| Measurement C-Reactive Protein for Detection of Infection Or Inflammation86140 | 112 | $5 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 69 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 665 | 193 |
| Tramadol Hcl | 599 | 121 |
| Gabapentin | 452 | 127 |
| Hydroxychloroquine Sulfate | 413 | 117 |
| Prednisone | 366 | 93 |
| Pregabalin | 318 | 56 |
| Duloxetine Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-11
- Last updated
- 2021-09-29
- Certified
- 2021-09-29
Frequently asked questions
- What is Jack Clark's NPI number?
- Jack Clark's National Provider Identifier (NPI) is 1073563847, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jack Clark's specialty?
- Jack Clark is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Jack Clark located?
- Jack Clark's practice location on file with NPPES is 1528 Del Prado Blvd S, Cape Coral, FL 33990-3798.
- What is Jack Clark's phone number?
- The practice phone number listed in the NPPES registry for Jack Clark is (239) 458-3338.
- Does Jack Clark accept Medicare?
- Jack Clark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jack Clark's NPI active?
- Yes — Jack Clark's NPI (1073563847) is active in the NPPES registry as of the last update on 2021-09-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.