NPPES file of Aug 9, 2026

Mary Elizabeth Chalk, APRN-BC

Family Nurse Practitioner · Charleston, SC

Mary Elizabeth Chalk, APRN-BC is a family nurse practitioner with a practice address in Charleston, South Carolina, and NPI 1245440999, issued on May 23, 2007. Check the license (South Carolina 2753, as entered in NPPES) with the South Carolina board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1245440999
Name
Mary Elizabeth Chalk
Credential
APRN-BC
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
2753 SC
Self-reported in NPPES; status is on the state search
Practice location
171 Ashley Ave, Charleston, SC 29425
Phone
(843) 792-0885
Enumerated
May 23, 2007
Record last updated
Oct 8, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(843) 792-0546
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest family nurse practitioner records → All 4,320 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.

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  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 Mary Elizabeth Chalk in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich South Carolina board licenses this profession
    Search for license 2753    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
Find the South Carolina license search

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Mary Elizabeth Chalk among 4,320 family nurse practitioner records in South Carolina

Mary Elizabeth Chalk, APRN-BC is one of 4,320 family nurse practitioner records with a practice address in South Carolina. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 9% of them.

  • NPI issued2007 · 9% of these records are older, 87% newer
  • In a Medicare fileNo · 80% of these records are
  • In the CMS Doctors and Clinicians fileNo · 61% of these records are
  • Record last updated2020 · 39% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

320 family nurse practitioner records list a practice address in Charleston

They are 320 of the 10,840 NPPES records with a practice address in Charleston, and 4,320 family nurse practitioner records in South Carolina. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 4,320 in South Carolina → Every provider in Charleston → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Gladney BrooksCharleston, SC 294251730332750
  2. Joan Cain, FNPCharleston, SC 294251356464564
  3. Amy Cook, FNP-BCCharleston, SC 294251366610040
  4. Tammy Davidson, FNPCharleston, SC 294251437287968
  5. Pamela Eliason, APRN-BCCharleston, SC 294251346453065
  6. Susan Ersig, NURSE PRACTITIONERCharleston, SC 294251760522064
  7. Erica Gunnells, FNPCharleston, SC 294251912131285
  8. Kelly Hylton, FNPCharleston, SC 294251851565576

Common questions

What is Mary Elizabeth Chalk, APRN-BC's NPI number?

Mary Elizabeth Chalk, APRN-BC's National Provider Identifier (NPI) is 1245440999, issued on May 23, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mary Elizabeth Chalk, APRN-BC located?

The NPPES record lists a practice address at 171 Ashley Ave, Charleston, SC, 29425. Phone: (843) 792-0885. Providers update this record themselves, so call before visiting.

How can I verify Mary Elizabeth Chalk, APRN-BC's license?

NPPES lists South Carolina license number 2753, as entered by the provider. Search the South Carolina board that licenses this profession; the NPPES record confirms identity 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. 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.