Mark Kiefer, M.D.
NPI 1134111719 · Family Medicine Physician · Lincolnton, NC
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Kiefer, M.D. is a Family Medicine Physician provider in Lincolnton, NC (NPI 1134111719).
Provider details
- NPI number
- 1134111719
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 200100251 (NC)
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
2,896 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 415 | $85 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 385 | $120 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 322 | $9 |
| Blood Test, Basic Group of Blood Chemicals (calcium, Total)80048 | 310 | $8 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 281 | $8 |
| Liver Function Blood Test Panel80076 | 275 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 213 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 755 | 147 |
| Atorvastatin Calcium | 557 | 128 |
| Levothyroxine Sodium | 547 | 120 |
| Amlodipine Besylate | 546 | 115 |
| Meloxicam | 449 | 100 |
| Montelukast Sodium | 415 | 88 |
| Tamsulosin Hcl | 415 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-18
- Last updated
- 2011-06-20
Frequently asked questions
- What is Mark Kiefer's NPI number?
- Mark Kiefer's National Provider Identifier (NPI) is 1134111719, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Kiefer's specialty?
- Mark Kiefer is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Kiefer located?
- Mark Kiefer's practice location on file with NPPES is 1531 N Aspen St, Lincolnton, NC 28092-7268.
- What is Mark Kiefer's phone number?
- The practice phone number listed in the NPPES registry for Mark Kiefer is (704) 732-8736.
- Does Mark Kiefer accept Medicare?
- Mark Kiefer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Kiefer's NPI active?
- Yes — Mark Kiefer's NPI (1134111719) is active in the NPPES registry as of the last update on 2011-06-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.