Robert Sullivan, M.D.
NPI 1952455909 · Nephrology Physician · Orlando, FL
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Sullivan, M.D. is a Nephrology Physician provider in Orlando, FL (NPI 1952455909).
Provider details
- NPI number
- 1952455909
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- TRN7872 (FL)
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
19 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
1,560 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 733 | $77 |
| Dialysis Procedure Including 1 Evaluation90945 | 191 | $83 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 144 | $104 |
| 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 | 107 | $16 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 106 | $169 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older) |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Calcitriol | 79 | 22 |
| Furosemide | 42 | 16 |
| Hydralazine Hcl | 37 | — |
| Lisinopril | 32 | 11 |
| Amlodipine Besylate | 29 | 13 |
| Carvedilol | 28 | — |
| Tenapanor Hclbrand: Xphozah | 23 | — |
| Sevelamer Carbonate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,004 across 92 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
- 2007-01-23
- Last updated
- 2009-09-30
Frequently asked questions
- What is Robert Sullivan's NPI number?
- Robert Sullivan's National Provider Identifier (NPI) is 1952455909, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Sullivan's specialty?
- Robert Sullivan is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Sullivan located?
- Robert Sullivan's practice location on file with NPPES is 3885 Oakwater Cir, Orlando, FL 32806-6257.
- What is Robert Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Robert Sullivan is (407) 851-5600.
- Does Robert Sullivan accept Medicare?
- Robert Sullivan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Sullivan's NPI active?
- Yes — Robert Sullivan's NPI (1952455909) is active in the NPPES registry as of the last update on 2009-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.