Doctor profile · Federal record
Dr. Margaret Guerriero, RN, ARNP
Adult Health Nurse Practitioner (CMS: Nurse Practitioner) · Seattle, WA
- NPI 1235446956
- Accepts Medicare
- MIPS 87.0 / 100 · 2023
- 16 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
825 Eastlake Ave E, G4810
Seattle, WA 981094405
(206) 288-2197 - Mailing address
-
Po Box 50095
Seattle, WA 981455095
Credentials & registration
- NPI registered
- September 2010 — 16 yrs on file
- Profile last updated
- March 1, 2016
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 363LA2200X — NUCC code
- State license (1)
- Washington #AP60183158
- Medicaid
- WA #1235446956
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1235446956. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
91
Distinct HCPCS
2
Medicare allowed
$7,306
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 66 | 50 | $88 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 25 | 20 | $60 |
In context: peer comparison
Among 43 peers in this city , average services per provider: 62. This provider delivers 1.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
232
Patients
16
Total drug cost
$38,525
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Azithromycin | Generic | 50 | 0 | $483 |
| Montelukast Sodium | Generic | 47 | 0 | $352 |
| Omeprazole | Generic | 31 | 0 | $251 |
| Prednisone | Generic | 28 | 16 | $227 |
| Symbicort (Budesonide/Formoterol Fumarate) | Brand | 23 | 0 | $8,471 |
| Advair Hfa (Fluticasone Propion/Salmeterol) | Brand | 18 | 0 | $11,437 |
| Flovent Hfa (Fluticasone Propionate) | Brand | 13 | 0 | $4,255 |
| Roflumilast | Generic | 11 | 0 | $3,855 |
| Spiriva Handihaler (Tiotropium Bromide) | Brand | 11 | 0 | $9,194 |
Frequently asked questions
What is Dr. Margaret Guerriero's medical specialty?
Dr. Margaret Guerriero practices Adult Health Nurse Practitioner in Seattle, WA.
Where does Dr. Margaret Guerriero practice?
Dr. Margaret Guerriero practices at 825 Eastlake Ave E, Seattle, WA 981094405. Office phone: 2062882197.
What is Dr. Margaret Guerriero's NPI?
Dr. Margaret Guerriero's National Provider Identifier (NPI) is 1235446956, issued by NPPES.
Does Dr. Margaret Guerriero accept Medicare assignment?
Yes. Dr. Margaret Guerriero accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margaret Guerriero 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). Source: CMS Medicare Physician & Other Practitioners file.