John Hergenrother, M.D.
NPI 1073557500 · Nephrology Physician · Cincinnati, OH
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Hergenrother, M.D. is a Nephrology Physician provider in Cincinnati, OH (NPI 1073557500).
Provider details
- NPI number
- 1073557500
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 35-07-5061 (OH)
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
20 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
1,187 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 | 444 | $97 |
| 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 | 286 | $15 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 135 | $73 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 65 | $326 |
| Manual Urinalysis Test With Examination Using Microscope, Non-Automated81000 | 44 | $4 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
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 | 177 | 50 |
| Lisinopril | 143 | 37 |
| Losartan Potassium | 135 | 48 |
| Doxazosin Mesylate | 130 | 39 |
| Famotidine | 103 | 35 |
| Calcitriol | 90 | 30 |
| Allopurinol | 72 | 18 |
| Chlorthalidone |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$199 across 3 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
- 2006-06-15
- Last updated
- 2011-11-02
Frequently asked questions
- What is John Hergenrother's NPI number?
- John Hergenrother's National Provider Identifier (NPI) is 1073557500, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Hergenrother's specialty?
- John Hergenrother is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is John Hergenrother located?
- John Hergenrother's practice location on file with NPPES is 2123 Auburn Ave, Cincinnati, OH 45219-2906.
- What is John Hergenrother's phone number?
- The practice phone number listed in the NPPES registry for John Hergenrother is (513) 241-5630.
- Does John Hergenrother accept Medicare?
- John Hergenrother is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Hergenrother's NPI active?
- Yes — John Hergenrother's NPI (1073557500) is active in the NPPES registry as of the last update on 2011-11-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.