Doctor profile · Federal record
Dr. Warren Fein, MD
Internal Medicine Physician · Seattle, WA
- NPI 1659455376
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
2208 Nw Market St Ste 410
Seattle, WA 981074097
(206) 320-3335
fax (206) 320-8027 - Additional location
-
5350 Tallman Ave Nw Ste 301
Seattle, WA 981075902 - Mailing address
-
Po Box 84026
Seattle, WA 981248426
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- October 7, 2020
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Washington #MD00025226
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1659455376. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
187
Distinct HCPCS
3
Medicare allowed
$23,726
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 105 | 89 | $139 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 58 | 55 | $100 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 24 | 24 | $142 |
In context: peer comparison
Among 174 peers in Seattle Internal Medicine Physician, average services per provider: 77. This provider delivers 2.4× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
107
Patients
13
Total drug cost
$11,755
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 27 | 13 | $300 |
| Omeprazole | Generic | 18 | 0 | $174 |
| Metoprolol Succinate | Generic | 14 | 0 | $139 |
| Xarelto (Rivaroxaban) | Brand | 14 | 0 | $10,809 |
| Amlodipine Besylate | Generic | 12 | 0 | $69 |
| Hydrochlorothiazide | Generic | 11 | 0 | $47 |
| Losartan Potassium | Generic | 11 | 0 | $217 |
Frequently asked questions
What is Dr. Warren Fein's medical specialty?
Dr. Warren Fein practices Internal Medicine Physician in Seattle, WA.
Where does Dr. Warren Fein practice?
Dr. Warren Fein practices at 2208 Nw Market St Ste 410, Seattle, WA 981074097. Office phone: 2063203335.
What is Dr. Warren Fein's NPI?
Dr. Warren Fein's National Provider Identifier (NPI) is 1659455376, issued by NPPES.
What procedures does Dr. Warren Fein 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); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.