NPPES file of Aug 9, 2026

Ronald L. Gaines, M.D.

Nephrology Physician · Mobile, AL

Ronald L. Gaines, M.D. is a nephrology physician with a practice address in Mobile, Alabama, and NPI 1477539096, issued on Dec 15, 2005. Check the license (Alabama 15224, as entered in NPPES) on the Alabama Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1477539096
Name
Ronald L. Gaines
Credential
M.D.
Primary taxonomy
Nephrology Physician 207RN0300X
License number
15224 AL
Self-reported in NPPES; status is on the state search
Practice location
124A South University Blvd., Mobile, AL 36608
Phone
(251) 343-5004
Enumerated
Dec 15, 2005
Record last updated
Mar 16, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(251) 343-5136
Medicaid ID
000082240 AL
Medicare enrollment
Enrolled (PECOS I20100825000911); accepts Medicare assignment
Medical or professional school
University Of Alabama School Of Medicine, 1985
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

8 nearest nephrology physician records → All 183 in Alabama → Look up another NPI →

Also registered at 124A South University Blvd.

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Philip Butera, M.D.Nephrology Physician1588649255
  2. Jonathan Cole, M.D.Nephrology Physician1952342529
  3. Richard Meador, M.D.Nephrology Physician1396816658
  4. Christopher Mire, M.D.Nephrology Physician1457363475
  5. John Nipper, M.D.Nephrology Physician1083690465
  6. Maryella Sirmon, M.D.Specialist1508842121

Verify Ronald L. Gaines in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersAlabama Board of Medical Examiners
    Search for license 15224    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Alabama license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

2% more Medicare Part D claims than the average nephrology physician in 2024

1,493 Medicare Part D claims for 282 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.

  1. Ronald Gaines1,493
  2. Specialty average1,465

Most prescribed

  1. Farxiga164 claims
  2. Losartan Potassium135 claims
  3. Furosemide121 claims
  4. Sevelamer Carbonate108 claims
  5. Tamsulosin Hcl70 claims
  6. Clonidine Hcl60 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $551.18

24 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ronald Gaines$551.18
  2. Specialty average$3,091.37

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Nephrology Associates OF Mobile, P.A.Mobile, AL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ronald L. Gaines among 183 nephrology physician records in Alabama

Ronald L. Gaines, M.D. is one of 183 nephrology physician records with a practice address in Alabama. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 87% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileYes · 78% of these records are
  • Graduated1985 · median 2003 among the 143 with a school on file
  • Record last updated2015 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Alabama practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in Alabama

There are 183 nephrology physician records in Alabama.

All 183 in Alabama → Every provider in Mobile → Nephrology Physician nationwide →

The 8 nephrology physician records with the nearest ZIP codes

  1. Douglas Amare, M.D.Mobile, AL 366081265418883
  2. Philip Butera, M.D.Mobile, AL 366081588649255
  3. Gajapathiraju Chamarthi, M.DMobile, AL 366081902175649
  4. Jonathan Cole, M.D.Mobile, AL 366081952342529
  5. Jesse Corbello, M.D.Mobile, AL 366081063602449
  6. Michael Kleinmann, D.O.Mobile, AL 366081386620912
  7. William Lamar, M.D.Mobile, AL 366081073599601
  8. Richard Meador, M.D.Mobile, AL 366081396816658

Common questions

What is Ronald L. Gaines, M.D.'s NPI number?

Ronald L. Gaines, M.D.'s National Provider Identifier (NPI) is 1477539096, issued on Dec 15, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Ronald L. Gaines, M.D. located?

The NPPES record lists a practice address at 124A South University Blvd., Mobile, AL, 36608. Phone: (251) 343-5004. Providers update this record themselves, so call before visiting.

How can I verify Ronald L. Gaines, M.D.'s license?

NPPES lists Alabama license number 15224, as entered by the provider. Search the Alabama Board of Medical Examiners at https://www.albme.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ronald L. Gaines, M.D. prescribe under Medicare Part D?

In 2024, Ronald L. Gaines, M.D. had 1,493 Medicare Part D claims for 282 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.