NPPES file of Aug 9, 2026

Maria Aurora Posadas Salas, M.D.

Nephrology Physician · Charleston, SC

Maria Aurora Posadas Salas, M.D. is a nephrology physician with a practice address in Charleston, South Carolina, and NPI 1407033798, issued on Jan 29, 2008. Check the license (South Carolina 33955, as entered in NPPES) on the South Carolina 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
1407033798
Name
Maria Aurora Posadas Salas
Credential
M.D.
Primary taxonomy
Nephrology Physician 207RN0300X
License number
33955 SC
Self-reported in NPPES; status is on the state search
Practice location
171 Ashley Ave, Charleston, SC 29425
Phone
(843) 792-4123
Enumerated
Jan 29, 2008
Record last updated
May 17, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20120816000439); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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.
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8 nearest nephrology physician records → All 202 in South Carolina → Look up another NPI →

Also registered at 171 Ashley Ave

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

  1. Andrea Abbott, MDSurgical Oncology Physician1245473354
  2. Miguel Abboud, MDPediatric Hematology & Oncology Physician1619292851
  3. Ahmed Abdelkader, MD, PHDNephrology Physician1629743000
  4. Mohamed Abdelwahab, MDOtolaryngology Physician1528679768
  5. Anne Abel, MDChild Abuse Pediatrics Physician1043328990
  6. Christina Abrams, M.D.Pediatric Hematology & Oncology Physician1376920207

Verify Maria Aurora Posadas Salas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
    Search for license 33955    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 South Carolina 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.

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39% more Medicare Part D claims than the average nephrology physician in 2024

2,036 Medicare Part D claims for 386 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Maria Aurora Posadas Salas2,036
  2. Specialty average1,465

Most prescribed

  1. Prednisone524 claims
  2. Carvedilol253 claims
  3. Amlodipine Besylate234 claims
  4. Cinacalcet Hcl101 claims
  5. Hydralazine Hcl73 claims
  6. Envarsus Xr72 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.

Bills Medicare through one group practice

  1. University Medical Associates OF The Medical University OF South CarolCharleston, SC

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

Maria Aurora Posadas Salas among 202 nephrology physician records in South Carolina

Maria Aurora Posadas Salas, M.D. is one of 202 nephrology physician records with a practice address in South Carolina. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 65% of them.

  • NPI issued2008 · 65% of these records are older, 28% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2004 · median 1999 among the 144 with a school on file
  • Record last updated2017 · 58% 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 South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in South Carolina

There are 202 nephrology physician records in South Carolina.

All 202 in South Carolina → Every provider in Charleston → Nephrology Physician nationwide →

The 8 nephrology physician records with the nearest ZIP codes

  1. Milos Budisavjevic, M.D.Charleston, SC 294251184623654
  2. Charles Bunke, MDCharleston, SC 294251033227079
  3. Ruth Campbell, MDCharleston, SC 294251881635092
  4. Maria Egidi, MDCharleston, SC 294251275591299
  5. Tibor Fulop, MDCharleston, SC 294251376571448
  6. Perry Halushka, MDCharleston, SC 294251255449104
  7. Florence Hutchison, MDCharleston, SC 294251669580601
  8. Zipporah Krishnasami, MDCharleston, SC 294251063449569

Common questions

What is Maria Aurora Posadas Salas, M.D.'s NPI number?

Maria Aurora Posadas Salas, M.D.'s National Provider Identifier (NPI) is 1407033798, issued on Jan 29, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Maria Aurora Posadas Salas, M.D. located?

The NPPES record lists a practice address at 171 Ashley Ave, Charleston, SC, 29425. Phone: (843) 792-4123. Providers update this record themselves, so call before visiting.

How can I verify Maria Aurora Posadas Salas, M.D.'s license?

NPPES lists South Carolina license number 33955, as entered by the provider. Search the South Carolina Board of Medical Examiners at https://verify.llronline.com/LicLookup/Med/Med.aspx?div=22. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Maria Aurora Posadas Salas, M.D. prescribe under Medicare Part D?

In 2024, Maria Aurora Posadas Salas, M.D. had 2,036 Medicare Part D claims for 386 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.