Doctor profile · Federal record

Dr. Grant Jernigan

Hospitalist Physician (CMS: Internal Medicine) · Internal Medicine Physician · Gulfport, MS

  • NPI 1801390877
  • Accepts Medicare
  • 8 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4500 13Th St
Gulfport, MS 395012515
(228) 575-1194

Credentials & registration

NPPES · NUCC
NPI registered
March 2018 — 8 yrs on file
Profile last updated
August 10, 2023
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
Mississippi #28346

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801390877. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
593
Distinct HCPCS
6
Medicare allowed
$69,913
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 189 66 $111
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 134 66 $74
99239 Hospital discharge day management, more than 30 minutes 107 106 $105
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 80 78 $160
99291 Critical care, first 30-74 minutes 64 20 $199
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 19 19 $116

In context: peer comparison

Among 9 peers in this city , average services per provider: 179. This provider delivers 3.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12
Patients
12
Total drug cost
$76
Drug Type Claims Patients Total cost
Doxycycline Hyclate Generic 12 12 $76

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Grant Jernigan's medical specialty?
Dr. Grant Jernigan practices Hospitalist Physician in Gulfport, MS.
Where does Dr. Grant Jernigan practice?
Dr. Grant Jernigan practices at 4500 13Th St, Gulfport, MS 395012515. Office phone: 2285751194.
What is Dr. Grant Jernigan's NPI?
Dr. Grant Jernigan's National Provider Identifier (NPI) is 1801390877, issued by NPPES.
Does Dr. Grant Jernigan accept Medicare assignment?
Yes. Dr. Grant Jernigan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Grant Jernigan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.