Doctor profile · Federal record

Dr. Patricia Duffield, CNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Streator, IL

  • NPI 1134104755
  • Accepts Medicare
  • 39 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
301 S Bloomington St
Streator, IL 613642904
(815) 673-2441
fax (815) 672-2178

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
September 16, 2009
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Illinois #209-000002

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134104755. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
773
Distinct HCPCS
9
Medicare allowed
$59,595
HCPCS Description Services Patients Avg allowed
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 278 67 $63
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 137 41 $61
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 92 41 $61
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 89 48 $105
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 63 53 $88
99316 Nursing facility discharge management, more than 30 minutes 49 46 $109
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 27 23 $88
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes 25 20 $154
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 13 12 $126

In context: peer comparison

Among 3 peers in Streator Family Nurse Practitioner, average services per provider: 75. This provider delivers 10× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,860
Patients
310
Total drug cost
$24,402
Drug Type Claims Patients Total cost
Furosemide Generic 297 35 $1,547
Levothyroxine Sodium Generic 285 28 $2,563
Potassium Chloride Generic 244 33 $2,790
Gabapentin Generic 238 22 $2,341
Sertraline Hcl Generic 235 17 $2,970
Atorvastatin Calcium Generic 203 25 $2,069
Lisinopril Generic 179 20 $857
Metoprolol Succinate Generic 178 15 $1,504
Carvedilol Generic 155 17 $916
Spironolactone Generic 150 16 $946

Frequently asked questions

Auto-generated from federal data
What is Dr. Patricia Duffield's medical specialty?
Dr. Patricia Duffield practices Family Nurse Practitioner in Streator, IL.
Where does Dr. Patricia Duffield practice?
Dr. Patricia Duffield practices at 301 S Bloomington St, Streator, IL 613642904. Office phone: 8156732441.
What is Dr. Patricia Duffield's NPI?
Dr. Patricia Duffield's National Provider Identifier (NPI) is 1134104755, issued by NPPES.
Does Dr. Patricia Duffield accept Medicare assignment?
Yes. Dr. Patricia Duffield accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Patricia Duffield commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with low level of medical decision making (HCPCS 99348); Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308). Source: CMS Medicare Physician & Other Practitioners file.