NPPES file of Aug 9, 2026

Melissa W. Costello, M.D., FACEP

Emergency Medicine Physician · Pascagoula, MS

Melissa W. Costello, M.D., FACEP is an emergency medicine physician with a practice address in Pascagoula, Mississippi, and NPI 1164434239, issued on Aug 13, 2006. Check the license (Mississippi 20830, as entered in NPPES) on the Mississippi State Board of Medical Licensure; 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
1164434239
Name
Melissa W. Costello
Credential
M.D., FACEP
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
20830 MS
25298 AL
Self-reported in NPPES; status is on the state search
Practice location
2809 Denny Ave, Pascagoula, MS 39581
Phone
(228) 809-5000
Enumerated
Aug 13, 2006
Record last updated
Jun 5, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20051024000776); accepts Medicare assignment
Medical or professional school
University Of Alabama School Of Medicine, 2000
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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Also registered at 2809 Denny Ave

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

  1. Stephanie AdamsAcute Care Nurse Practitioner1437805538
  2. Dustin AllenInternal Medicine Physician1154531234
  3. Tricia Aultman, M.D.Internal Medicine Physician1346322880
  4. Micah Bahr, M.D.Anesthesiology Physician1497843064
  5. John Banahan, MDDiagnostic Radiology Physician1720379720
  6. Andrew Barfield, MDPediatrics Physician1750793253

Verify Melissa W. Costello in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMississippi State Board of Medical Licensure
    Search for license 20830
    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 Mississippi 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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36% fewer Medicare Part D claims than the average emergency medicine physician in 2024

145 Medicare Part D claims for 86 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 30 claims were for opioids.

  1. Melissa Costello145
  2. Specialty average226

Most prescribed

  1. Hydrocodone-Acetaminophen27 claims
  2. Ondansetron Odt12 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. Baldwin Emergency Physicians, P.C..Mobile, AL

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

Melissa W. Costello among 515 emergency medicine physician records in Mississippi

Melissa W. Costello, M.D., FACEP is one of 515 emergency medicine physician records with a practice address in Mississippi. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 66% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2000 · median 2011 among the 339 with a school on file
  • Record last updated2013 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Mississippi practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

22 emergency medicine physician records list a practice address in Pascagoula

They are 22 of the 459 NPPES records with a practice address in Pascagoula, and 515 emergency medicine physician records in Mississippi.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Darryll Barksdale, M.D.Pascagoula, MS 395811669591376
  2. Stephen BellPascagoula, MS 395811578639183
  3. Stephen Boskovich, DOPascagoula, MS 395811417989138
  4. Matthew Emerick, M.D.Pascagoula, MS 395811861542482
  5. Tamela Gartman, D.O.Pascagoula, MS 395811366592990
  6. Derek Gordon, MDPascagoula, MS 395811265400485
  7. Eric Lucas, M.D.Pascagoula, MS 395811639220270
  8. Charles McRaney, M.D.Pascagoula, MS 395811144371790

Common questions

What is Melissa W. Costello, M.D., FACEP's NPI number?

Melissa W. Costello, M.D., FACEP's National Provider Identifier (NPI) is 1164434239, issued on Aug 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Melissa W. Costello, M.D., FACEP located?

The NPPES record lists a practice address at 2809 Denny Ave, Pascagoula, MS, 39581. Phone: (228) 809-5000. Providers update this record themselves, so call before visiting.

How can I verify Melissa W. Costello, M.D., FACEP's license?

NPPES lists Mississippi license number 20830, as entered by the provider. Search the Mississippi State Board of Medical Licensure at https://www.msbml.ms.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Melissa W. Costello, M.D., FACEP prescribe under Medicare Part D?

In 2024, Melissa W. Costello, M.D., FACEP had 145 Medicare Part D claims for 86 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.

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.