William Anthony Adcock, AGACNP
Critical Care Medicine Nurse Practitioner · Hattiesburg, MS
William Anthony Adcock, AGACNP is a critical care medicine nurse practitioner with a practice address in Hattiesburg, Mississippi, and NPI 1225894264, issued on Feb 27, 2024. Check the license (Mississippi 905300, as entered in NPPES) with the Mississippi board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- William Anthony Adcock
- Credential
- AGACNP
- Primary taxonomy
- Critical Care Medicine Nurse Practitioner 363LC0200X
- License number
- 905300 MS
Self-reported in NPPES; status is on the state search - Practice location
- 415 S 28TH Ave, Hattiesburg, MS 39401
- Phone
- (601) 268-5650
- Enumerated
- Feb 27, 2024
- Record last updated
- Feb 27, 2024
- Fax
- (601) 579-5212
- Medicare enrollment
- Enrolled (PECOS I20240405001507); accepts Medicare assignment
- Entity
- Type 1 · individual
7 nearest critical care medicine nurse practitioner records → All 8 in Mississippi → Look up another NPI →
Also registered at 415 S 28TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify William Anthony Adcock in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Mississippi board licenses this profession
Search for license 905300Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $18.67
1 payment: food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 457 providers of this specialty with any payment received $369.26 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Hattiesburg Clinic PAHattiesburg, MS
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Critical Care Medicine Nurse Practitioner providers in Mississippi
There are 8 critical care medicine nurse practitioner records in Mississippi.
All 8 in Mississippi → Every provider in Hattiesburg → Critical Care Medicine Nurse Practitioner nationwide →
The 7 critical care medicine nurse practitioner records with the nearest ZIP codes
- Casie Barnes, AGACNPHattiesburg, MS 394011578124186
- Emily Brumfield, NPJackson, MS 392161013103613
- Hannah CaseJackson, MS 392161972154029
- Ericka Gill, ACNP-AGJackson, MS 392161992667323
- Jessica Montgomery, AGACNP-BCJackson, MS 392161023802808
- Lynn Sharp, APRNJackson, MS 392041194397067
- Ryain Alexander, NPNew Albany, MS 386521508466467
Common questions
What is William Anthony Adcock, AGACNP's NPI number?
William Anthony Adcock, AGACNP's National Provider Identifier (NPI) is 1225894264, issued on Feb 27, 2024. An NPI identifies a provider in billing; it is not a license.
Where is William Anthony Adcock, AGACNP located?
The NPPES record lists a practice address at 415 S 28TH Ave, Hattiesburg, MS, 39401. Phone: (601) 268-5650. Providers update this record themselves, so call before visiting.
How can I verify William Anthony Adcock, AGACNP's license?
NPPES lists Mississippi license number 905300, as entered by the provider. Search the Mississippi 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. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
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.