Doctor profile · Federal record
Dr. Ian Fields
Female Pelvic Medicine and Reconstructive Surgery (Obstetrics & Gynecology) Physician (CMS: Obstetrics/Gynecology) · Obstetrics & Gynecology Physician · Portland, OR
- NPI 1518209840
- Accepts Medicare
- MIPS 90.5 / 100 · 2023
- 13 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3181 Sw Sam Jackson Park RD
Portland, OR 972393011
(503) 418-4500
fax (503) 418-4500
Credentials & registration
- NPI registered
- March 2013 — 13 yrs on file
- Profile last updated
- March 16, 2021
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 207VF0040X — NUCC code
- State license (1)
- Oregon #MD181770
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1518209840. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
129
Distinct HCPCS
7
Medicare allowed
$11,562
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 44 | 38 | $67 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 26 | 26 | $136 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 14 | 14 | $173 | |
57160 |
Fitting and insertion of vaginal support device | 12 | 11 | $46 | |
51701 |
Insertion of temporary bladder tube | 11 | 11 | $25 | |
51729 |
Complex measurement of pressure of urine flow in bladder with urethra pressure and voiding pressure studies | 11 | 11 | $126 | |
51797 |
Insertion of device into abdomen with pressure and urine flow rate study | 11 | 11 | $40 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 149. This provider delivers 0.9× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
120
Patients
51
Total drug cost
$38,570
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Estradiol | Generic | 49 | 29 | $4,839 |
| Myrbetriq (Mirabegron) | Brand | 45 | 11 | $32,979 |
| Fluconazole | Generic | 13 | 0 | $142 |
| Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) | Brand | 13 | 11 | $609 |
Frequently asked questions
What is Dr. Ian Fields's medical specialty?
Dr. Ian Fields practices Female Pelvic Medicine and Reconstructive Surgery (Obstetrics & Gynecology) Physician in Portland, OR.
Where does Dr. Ian Fields practice?
Dr. Ian Fields practices at 3181 Sw Sam Jackson Park RD, Portland, OR 972393011. Office phone: 5034184500.
What is Dr. Ian Fields's NPI?
Dr. Ian Fields's National Provider Identifier (NPI) is 1518209840, issued by NPPES.
Does Dr. Ian Fields accept Medicare assignment?
Yes. Dr. Ian Fields accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ian Fields commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.