Doctor profile · Federal record

Dr. Christina O'Guinn, FNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Family Nurse Practitioner · Portland, OR

  • NPI 1265048151
  • Accepts Medicare
  • 6 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4400 Ne Halsey St Ste 102
Portland, OR 972131545
(503) 962-1000
Mailing address
4701 Warner Ave Apt 122
Huntington Beach, CA 926495044

Credentials & registration

NPPES · NUCC
NPI registered
September 2020 — 6 yrs on file
Profile last updated
December 2, 2025
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
Oregon #10022327 · California #95015358

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265048151. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
899
Distinct HCPCS
7
Medicare allowed
$100,483
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 631 117 $106
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 82 46 $97
99291 Critical care, first 30-74 minutes 74 23 $189
99239 Hospital discharge day management, more than 30 minutes 42 40 $103
99497 Advance care planning, first 30 minutes 30 30 $68
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 25 25 $155
99213 Established patient office or other outpatient visit, 20-29 minutes 15 15 $84

In context: peer comparison

Among 97 peers in Portland Family Nurse Practitioner, average services per provider: 1,896. This provider delivers 0.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$180
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Alnylam Pharmaceuticals INC. 1 $125.00
Medtronic, INC. 2 $31.50
Zoll Services LLC (A/K/A Zoll LifeCor Corp) 1 $23.64

By nature of payment

Food and Beverage
$149
Education
$32

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
76
Patients
63
Total drug cost
$4,788
Drug Type Claims Patients Total cost
Levofloxacin Generic 15 15 $62
Prednisone Generic 13 12 $31
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 12 12 $104
Atorvastatin Calcium Generic 12 12 $110
Pantoprazole Sodium Generic 12 12 $117
Rivastigmine Generic 12 0 $4,363

Frequently asked questions

Auto-generated from federal data
What is Dr. Christina O'Guinn's medical specialty?
Dr. Christina O'Guinn practices Family Nurse Practitioner in Portland, OR.
Where does Dr. Christina O'Guinn practice?
Dr. Christina O'Guinn practices at 4400 Ne Halsey St Ste 102, Portland, OR 972131545. Office phone: 5039621000.
What is Dr. Christina O'Guinn's NPI?
Dr. Christina O'Guinn's National Provider Identifier (NPI) is 1265048151, issued by NPPES.
Does Dr. Christina O'Guinn accept Medicare assignment?
Yes. Dr. Christina O'Guinn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christina O'Guinn commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.