Mark Kleman
NPI 1851698237 · Nephrology Physician · Chapel Hill, NC
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Kleman is a Nephrology Physician provider in Chapel Hill, NC (NPI 1851698237).
Provider details
- NPI number
- 1851698237
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
457 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 | 183 | $92 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 129 | $15 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 93 | $108 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 38 | $137 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 14 | $153 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 52 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 214 | 61 |
| Carvedilol | 187 | 52 |
| Atorvastatin Calcium | 187 | 48 |
| Gabapentin | 118 | 29 |
| Furosemide | 113 | 27 |
| Prednisone | 108 | 30 |
| Pantoprazole Sodium | 98 | 23 |
Practice location
Mailing address
Additional practice locations (1)
- Geisinger Medical Ctr100 North Academy AvenueDanville, PA 17822-0001Phone: (570) 271-6211
Registry dates
- Enumerated
- 2011-02-21
- Last updated
- 2018-03-17
Frequently asked questions
- What is Mark Kleman's NPI number?
- Mark Kleman's National Provider Identifier (NPI) is 1851698237, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Kleman's specialty?
- Mark Kleman is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Kleman located?
- Mark Kleman's practice location on file with NPPES is Unc Kidney Center 7024 Burnett Womack, Chapel Hill, NC 27599-0001.
- What is Mark Kleman's phone number?
- The practice phone number listed in the NPPES registry for Mark Kleman is (919) 966-2561.
- Does Mark Kleman accept Medicare?
- Mark Kleman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Kleman's NPI active?
- Yes — Mark Kleman's NPI (1851698237) is active in the NPPES registry as of the last update on 2018-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.