Rohan Rengen, D.O.
NPI 1609067792 · Nephrology Physician · Frederick, MD
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rohan Rengen, D.O. is a Nephrology Physician provider in Frederick, MD (NPI 1609067792).
Provider details
- NPI number
- 1609067792
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- H0065835 (MD)
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
18 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
3,555 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 | 1,307 | $109 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 421 | $74 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, First 20 Minutes99457 | 391 | $46 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, Each Additional 20 Minutes99458 | 355 | $37 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 349 | $317 |
| Remote Monitoring of Physiologic Parameters, Initial Supply of Devices With Daily Recordings Or Programmed Alerts Transmission, Each 30 Days |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 40 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 212 | 66 |
| Amlodipine Besylate | 148 | 47 |
| Furosemide | 133 | 47 |
| Hydralazine Hcl | 129 | 41 |
| Allopurinol | 125 | 45 |
| Carvedilol | 105 | 33 |
| Calcitriol | 77 | 28 |
| Patiromer Calcium Sorbitexbrand: Veltassa |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,128 across 122 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
- 2007-08-05
- Last updated
- 2016-06-13
Frequently asked questions
- What is Rohan Rengen's NPI number?
- Rohan Rengen's National Provider Identifier (NPI) is 1609067792, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rohan Rengen's specialty?
- Rohan Rengen is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Rohan Rengen located?
- Rohan Rengen's practice location on file with NPPES is 5205 Chairmans Ct, Frederick, MD 21703-2915.
- What is Rohan Rengen's phone number?
- The practice phone number listed in the NPPES registry for Rohan Rengen is (301) 696-0012.
- Does Rohan Rengen accept Medicare?
- Rohan Rengen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rohan Rengen's NPI active?
- Yes — Rohan Rengen's NPI (1609067792) is active in the NPPES registry as of the last update on 2016-06-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.