Doctor profile · Federal record

Dr. John Walli, Nurse Practioner

Family Nurse Practitioner (CMS: Nurse Practitioner) · Biloxi, MS

  • NPI 1508138843
  • Accepts Medicare
  • 15 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
16443 Delia Dr
Biloxi, MS 395329411
(228) 861-8505

Credentials & registration

NPPES · NUCC
NPI registered
February 2012 — 14 yrs on file
Profile last updated
November 30, 2019
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Mississippi #R850026

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508138843. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
102
Distinct HCPCS
3
Medicare allowed
$8,009
HCPCS Description Services Patients Avg allowed
63048 Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment 53 37 $26
63047 Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment 34 33 $128
63045 Partial removal of spine bone with release of upper spinal cord and/or nerves, 1 segment 15 15 $153

In context: peer comparison

Among 27 peers in Biloxi Family Nurse Practitioner, average services per provider: 93. This provider delivers 1.1× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Walli's medical specialty?
Dr. John Walli practices Family Nurse Practitioner in Biloxi, MS.
Where does Dr. John Walli practice?
Dr. John Walli practices at 16443 Delia Dr, Biloxi, MS 395329411. Office phone: 2288618505.
What is Dr. John Walli's NPI?
Dr. John Walli's National Provider Identifier (NPI) is 1508138843, issued by NPPES.
Does Dr. John Walli accept Medicare assignment?
Yes. Dr. John Walli accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Walli commonly perform?
Top Medicare-reported procedures in 2023: Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment (HCPCS 63048); Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment (HCPCS 63047); Partial removal of spine bone with release of upper spinal cord and/or nerves, 1 segment (HCPCS 63045). Source: CMS Medicare Physician & Other Practitioners file.