Ronald Gaines, M.D.
NPI 1477539096 · Nephrology Physician · Mobile, AL
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ronald Gaines, M.D. is a Nephrology Physician provider in Mobile, AL (NPI 1477539096).
Provider details
- NPI number
- 1477539096
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 15224 (AL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
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
1,724 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 | 351 | $72 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 286 | $108 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 233 | $86 |
| 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 | 217 | $15 |
| Complex Chronic Care Management Services for Two Or More Chronic Conditions, First 60 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99487 | 177 | $62 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Dapagliflozin Propanediolbrand: Farxiga | 164 | 33 |
| Losartan Potassium | 135 | 45 |
| Furosemide | 121 | 39 |
| Sevelamer Carbonate | 108 | 52 |
| Tamsulosin Hcl | 70 | 20 |
| Clonidine Hcl | 60 | 18 |
| Allopurinol | 59 | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$551 across 24 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
- 2005-12-15
- Last updated
- 2015-03-16
Frequently asked questions
- What is Ronald Gaines's NPI number?
- Ronald Gaines's National Provider Identifier (NPI) is 1477539096, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Gaines's specialty?
- Ronald Gaines is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Gaines located?
- Ronald Gaines's practice location on file with NPPES is 124a South University Blvd., Mobile, AL 36608.
- What is Ronald Gaines's phone number?
- The practice phone number listed in the NPPES registry for Ronald Gaines is (251) 343-5004.
- Does Ronald Gaines accept Medicare?
- Ronald Gaines is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ronald Gaines's NPI active?
- Yes — Ronald Gaines's NPI (1477539096) is active in the NPPES registry as of the last update on 2015-03-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.