NPPES file of Aug 9, 2026

Kathryn Markey Giardina, AGACNP-BC, FNP-BC

Acute Care Nurse Practitioner · Biloxi, MS

Kathryn Markey Giardina, AGACNP-BC, FNP-BC is an acute care nurse practitioner with a practice address in Biloxi, Mississippi, and NPI 1790205235, issued on Jun 26, 2017. Check the license (Mississippi 902120, as entered in NPPES) with the Mississippi board that licenses this profession; 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
1790205235
Name
Kathryn Markey Giardina
Credential
AGACNP-BC, FNP-BC
Primary taxonomy
Acute Care Nurse Practitioner 363LA2100X
License number
902120 MS
Self-reported in NPPES; status is on the state search
Practice location
400 Veterans Ave, Biloxi, MS 39531
Phone
(228) 523-5453
Enumerated
Jun 26, 2017
Record last updated
Oct 21, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20170824001629); 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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Also registered at 400 Veterans Ave

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

  1. Adam Abrahms, RRTRegistered Respiratory Therapist1831110188
  2. Adam Akers, PSY.D.Student in an Organized Health Care Education/Training Program1801297080
  3. Magdalene AllenSocial Worker1093684219
  4. Mallory AllenOther Technician1750685863
  5. Heather Andersen, LMSWSocial Worker1437634391
  6. Jon ArnoldPharmacist1851168272

Verify Kathryn Markey Giardina in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Mississippi board licenses this profession
    Search for license 902120
    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 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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94% fewer Medicare Part D claims than the average acute care nurse practitioner in 2024

35 Medicare Part D claims for 27 beneficiaries, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D.

  1. Kathryn Giardina35
  2. Specialty average594

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.

One hospital affiliation

  1. Memorial Hospital AT GulfportGulfport, MS · Acute Care Hospitals3 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Kathryn Markey Giardina among 272 acute care nurse practitioner records in Mississippi

Kathryn Markey Giardina, AGACNP-BC, FNP-BC is one of 272 acute care nurse practitioner records with a practice address in Mississippi. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 50% of them.

  • NPI issued2017 · 50% of these records are older, 44% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2017 · median 2017 among the 197 with a school on file
  • Record last updated2020 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a Mississippi practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Acute Care Nurse Practitioner providers in Mississippi

There are 272 acute care nurse practitioner records in Mississippi.

The 8 acute care nurse practitioner records with the nearest ZIP codes

  1. Kerry Hesselrode, NURSE PRACTITIONERBiloxi, MS 395311518161322
  2. Jamie Shedden, MSN, ACNPBiloxi, MS 395311689610396
  3. Malcolm Smith, NPBiloxi, MS 395311629536214
  4. Stephanie Addison, NPBiloxi, MS 395321962248799
  5. Kelly Almond, ACNPBiloxi, MS 395321679882286
  6. Zachary Araujo, NPBiloxi, MS 395301720917008
  7. Melissa Coulter, AGACNP-BCBiloxi, MS 395301982588661
  8. Ashley McShurley, ACNPBiloxi, MS 395321275893273

Common questions

What is Kathryn Markey Giardina, AGACNP-BC, FNP-BC's NPI number?

Kathryn Markey Giardina, AGACNP-BC, FNP-BC's National Provider Identifier (NPI) is 1790205235, issued on Jun 26, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Kathryn Markey Giardina, AGACNP-BC, FNP-BC located?

The NPPES record lists a practice address at 400 Veterans Ave, Biloxi, MS, 39531. Phone: (228) 523-5453. Providers update this record themselves, so call before visiting.

How can I verify Kathryn Markey Giardina, AGACNP-BC, FNP-BC's license?

NPPES lists Mississippi license number 902120, as entered by the provider. Search the Mississippi board that licenses this profession; the NPPES record confirms identity only.

How much does Kathryn Markey Giardina, AGACNP-BC, FNP-BC prescribe under Medicare Part D?

In 2024, Kathryn Markey Giardina, AGACNP-BC, FNP-BC had 35 Medicare Part D claims for 27 beneficiaries; the average among acute care nurse practitioner prescribers was 594. 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.