John Cleek, M.D.
NPI 1750301404 · Internal Medicine Physician · Charleston, SC
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Cleek, M.D. is a Internal Medicine Physician provider in Charleston, SC (NPI 1750301404).
Provider details
- NPI number
- 1750301404
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 82330 (SC)
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
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
231 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 138 | $122 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 31 | $205 |
| Test to Measure Exhaled Air for Evaluation of Lung Function at Rest94690 | 27 | $34 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 21 | $87 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 14 | $173 |
Typical Medicare-allowed amounts for these services range $34–$205 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 6 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Topiramate | 59 | 26 |
| Semaglutidebrand: Ozempic | 50 | 14 |
| Tirzepatidebrand: Mounjaro | 49 | — |
| Metformin Hclbrand: Metformin Hcl Er | 22 | — |
| Bupropion Hclbrand: Bupropion Xl | 18 | — |
| Semaglutidebrand: Wegovy | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$63,250 across 117 records (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
Registry dates
- Enumerated
- 2006-07-19
- Last updated
- 2023-04-25
- Certified
- 2023-04-25
Frequently asked questions
- What is John Cleek's NPI number?
- John Cleek's National Provider Identifier (NPI) is 1750301404, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Cleek's specialty?
- John Cleek is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Cleek located?
- John Cleek's practice location on file with NPPES is 2093 Henry Tecklenburg Dr Ste 202e, Charleston, SC 29414-5783.
- What is John Cleek's phone number?
- The practice phone number listed in the NPPES registry for John Cleek is (843) 958-2590.
- Does John Cleek accept Medicare?
- John Cleek is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Cleek's NPI active?
- Yes — John Cleek's NPI (1750301404) is active in the NPPES registry as of the last update on 2023-04-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.