Doctor profile · Federal record

Dr. Katherine Walls, P.A.-C.

Physician Assistant · Physician Assistant · Medical Physician Assistant · Physician Assistant · Springfield, IL

  • NPI 1992121057
  • Accepts Medicare
  • 3 yrs in practice
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
301 N 8Th St
Springfield, IL 627011041
(217) 528-7541
Additional location
3601 the Vanderbilt Clinic
Nashville, TN 372321865
(615) 936-9177
Additional location
4500 San Pablo RD S
Jacksonville, FL 322241865
(904) 953-2000
Mailing address
Po Box 19248
Springfield, IL 627949248

Credentials & registration

NPPES · NUCC
NPI registered
March 2014 — 12 yrs on file
Profile last updated
September 11, 2024
Year of graduation
2023 — 3 yrs since
Specialty taxonomy
363A00000X — NUCC code
State licenses (3)
Illinois #085004902 · Tennessee #4266 · Florida #PA9107788

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992121057. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
417
Distinct HCPCS
4
Medicare allowed
$52,294
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 196 137 $101
99215 Established patient office or other outpatient visit, 40-54 minutes 97 77 $142
99204 New patient office or other outpatient visit, 45-59 minutes 68 68 $132
99205 New patient office or other outpatient visit, 60-74 minutes 56 56 $176

In context: peer comparison

Among 34 peers in Springfield Physician Assistant, average services per provider: 183. This provider delivers 2.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,291
Transactions
74
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 20 $463.32
Ucb, INC. 7 $310.32
Sk Life Science, INC. 7 $189.71
Csl Behring 7 $134.37
Biogen, INC. 2 $117.34
Lilly USA, LLC 6 $113.81
Emd Serono, INC. 3 $106.07
Pfizer INC. 5 $77.71
Neurocrine Biosciences, INC. 3 $69.73
Lundbeck LLC 3 $66.55
Tg Therapeutics, INC. 3 $60.68
Jazz Pharmaceuticals INC. 3 $55.39
Alnylam Pharmaceuticals INC. 2 $39.86
LivaNova USA, INC. 1 $39.82
Eisai INC. 2 $38.31

By nature of payment

Food and Beverage
$2,290
Education
$1

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
931
Patients
237
Total drug cost
$25,240
Drug Type Claims Patients Total cost
Gabapentin Generic 152 41 $4,474
Donepezil Hcl Generic 143 46 $1,593
Memantine Hcl Generic 111 38 $4,504
Carbidopa-Levodopa (Carbidopa/Levodopa) Brand 80 19 $3,094
Levetiracetam Generic 61 18 $2,631
Topiramate Generic 48 11 $1,387
Pregabalin Generic 46 11 $2,075
Primidone Generic 45 16 $1,865
Clonazepam Generic 43 0 $209
Lamotrigine Generic 42 13 $1,126

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Walls's medical specialty?
Dr. Katherine Walls practices Physician Assistant in Springfield, IL.
Where does Dr. Katherine Walls practice?
Dr. Katherine Walls practices at 301 N 8Th St, Springfield, IL 627011041. Office phone: 2175287541.
What is Dr. Katherine Walls's NPI?
Dr. Katherine Walls's National Provider Identifier (NPI) is 1992121057, issued by NPPES.
Does Dr. Katherine Walls accept Medicare assignment?
Yes. Dr. Katherine Walls accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Walls commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.