Doctor profile · Federal record

Dr. Caitlin Fields, PA-C

Medical Physician Assistant (CMS: Physician Assistant) · Portland, OR

  • NPI 1609174275
  • Accepts Medicare
  • 16 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1111 Ne 99Th Ave Ste 200
Portland, OR 972209442
(503) 963-3030
fax (503) 963-3140
Mailing address
541 Ne 20Th Ave Ste 225
Portland, OR 972322895

Credentials & registration

NPPES · NUCC
NPI registered
March 2011 — 15 yrs on file
Profile last updated
November 22, 2024
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
363AM0700X — NUCC code
State license (1)
Oregon #PA1520985
Medicaid (2)
OR #500632857 · WA #1609174275

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609174275. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
159
Distinct HCPCS
3
Medicare allowed
$15,882
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 77 64 $109
99213 Established patient office or other outpatient visit, 20-29 minutes 65 63 $78
99204 New patient office or other outpatient visit, 45-59 minutes 17 17 $144

In context: peer comparison

Among 82 peers in this city , average services per provider: 148. This provider delivers 1.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$132
Transactions
6
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 2 $54.54
AstraZeneca Pharmaceuticals LP 2 $49.75
Electromed, Inc. 2 $27.95

By nature of payment

Food and Beverage
$132

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
555
Patients
160
Total drug cost
$259,159
Drug Type Claims Patients Total cost
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 95 24 $92,603
Prednisone Generic 87 63 $377
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 82 23 $3,102
Montelukast Sodium Generic 61 13 $548
Breo Ellipta (Fluticasone/Vilanterol) Brand 38 11 $21,420
Fluticasone Propionate Generic 32 11 $482
Azithromycin Generic 28 15 $559
Symbicort (Budesonide/Formoterol Fumarate) Brand 28 0 $19,852
Spiriva Respimat (Tiotropium Bromide) Brand 23 0 $15,016
Fluticasone-Salmeterol (Fluticasone Propion/Salmeterol) Brand 18 0 $3,258

Frequently asked questions

Auto-generated from federal data
What is Dr. Caitlin Fields's medical specialty?
Dr. Caitlin Fields practices Medical Physician Assistant in Portland, OR.
Where does Dr. Caitlin Fields practice?
Dr. Caitlin Fields practices at 1111 Ne 99Th Ave Ste 200, Portland, OR 972209442. Office phone: 5039633030.
What is Dr. Caitlin Fields's NPI?
Dr. Caitlin Fields's National Provider Identifier (NPI) is 1609174275, issued by NPPES.
Does Dr. Caitlin Fields accept Medicare assignment?
Yes. Dr. Caitlin Fields accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Caitlin Fields 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 99213); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.