Sharon Karp, M.D.
NPI 1124083431 · Nephrology Physician · Indianapolis, IN
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sharon Karp, M.D. is a Nephrology Physician provider in Indianapolis, IN (NPI 1124083431).
Provider details
- NPI number
- 1124083431
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 01043750 (IN)
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
316 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 115 | $77 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 54 | $94 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 44 | $125 |
| Hemodialysis Procedure With Physician Evaluation90935 | 33 | $69 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 29 | $115 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 96 | 26 |
| Losartan Potassium | 88 | 23 |
| Furosemide | 70 | 23 |
| Lisinopril | 60 | 16 |
| Carvedilol | 52 | 12 |
| Allopurinol | 45 | 13 |
| Potassium Chloride | 44 | 14 |
| Sevelamer Carbonate |
Practice location
Mailing address
Additional practice locations (1)
- 550 North University BlvdSuite 2180Indianapolis, IN 46202Phone: (317) 963-6875
Registry dates
- Enumerated
- 2006-04-19
- Last updated
- 2025-03-13
- Certified
- 2025-03-13
Frequently asked questions
- What is Sharon Karp's NPI number?
- Sharon Karp's National Provider Identifier (NPI) is 1124083431, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sharon Karp's specialty?
- Sharon Karp is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Sharon Karp located?
- Sharon Karp's practice location on file with NPPES is 1701 N Senate Blvd, Indianapolis, IN 46202-1239.
- What is Sharon Karp's phone number?
- The practice phone number listed in the NPPES registry for Sharon Karp is (888) 484-3258.
- Does Sharon Karp accept Medicare?
- Sharon Karp is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sharon Karp's NPI active?
- Yes — Sharon Karp's NPI (1124083431) is active in the NPPES registry as of the last update on 2025-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.