Doctor profile · Federal record

Dr. Amy Littlejohn, PA-C

Physician Assistant · Springfield, OR

  • NPI 1902884497
  • Accepts Medicare
  • 22 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3355 Riverbend Dr Ste 500
Springfield, OR 974778800
(541) 868-9500
fax (541) 685-5920
Mailing address
3355 Riverbend Dr 500
Springfield, OR 974778800

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
July 21, 2022
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Oregon #PA00999

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902884497. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
449
Distinct HCPCS
4
Medicare allowed
$44,883
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 339 247 $100
99204 New patient office or other outpatient visit, 45-59 minutes 44 44 $128
99203 New patient office or other outpatient visit, 30-44 minutes 37 37 $87
99213 Established patient office or other outpatient visit, 20-29 minutes 29 28 $71

In context: peer comparison

Among 26 peers in this city , average services per provider: 79. This provider delivers 5.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$174
Transactions
4
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 1 $110.68
Braintree Laboratories, Inc. 3 $63.19

By nature of payment

Food and Beverage
$174

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,198
Patients
325
Total drug cost
$229,203
Drug Type Claims Patients Total cost
Omeprazole Generic 332 91 $5,464
Pantoprazole Sodium Generic 137 34 $1,994
Famotidine Generic 120 33 $1,560
Linzess (Linaclotide) Brand 113 23 $64,960
Dicyclomine Hcl Generic 104 39 $1,684
Lactulose Generic 62 29 $2,392
Amitriptyline Hcl Generic 53 14 $514
Sucralfate Generic 50 25 $4,037
Creon (Lipase/Protease/Amylase) Brand 37 14 $84,843
Mesalamine Generic 35 0 $33,358

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Amy Littlejohn's medical specialty?
Dr. Amy Littlejohn practices Physician Assistant in Springfield, OR.
Where does Dr. Amy Littlejohn practice?
Dr. Amy Littlejohn practices at 3355 Riverbend Dr Ste 500, Springfield, OR 974778800. Office phone: 5418689500.
What is Dr. Amy Littlejohn's NPI?
Dr. Amy Littlejohn's National Provider Identifier (NPI) is 1902884497, issued by NPPES.
Does Dr. Amy Littlejohn accept Medicare assignment?
Yes. Dr. Amy Littlejohn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Amy Littlejohn commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.