Doctor profile · Federal record
Dr. Shann Mika Ruiz, NP
Nurse Practitioner · Adult Health Nurse Practitioner · Stanford, CA
- NPI 1689140139
- Accepts Medicare
- MIPS 75.5 / 100 · 2023
- 8 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
300 Pasteur Dr
Stanford, CA 94305
(650) 723-4000 - Additional location
-
200 Brannan St Apt 135
San Francisco, CA 941076004
(650) 346-4413
Credentials & registration
- NPI registered
- October 2018 — 8 yrs on file
- Profile last updated
- December 30, 2025
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 363L00000X — NUCC code
- State license (1)
- California #95009787
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1689140139. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
319
Distinct HCPCS
2
Medicare allowed
$32,399
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 279 | 170 | $96 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 40 | 36 | $141 |
In context: peer comparison
Among 150 peers in Stanford Nurse Practitioner, average services per provider: 60. This provider delivers 5.3× the peer median.Open Payments
Industry payments received
All-time total
$191
Transactions
4
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Lexicon Pharmaceuticals, INC. | 1 | $123.96 | |
| Pfizer INC. | 2 | $36.00 | |
| Merck Sharp & Dohme LLC | 1 | $31.40 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
699
Patients
164
Total drug cost
$2,341,844
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 223 | 61 | $1,671 |
| Abiraterone Acetate | Generic | 168 | 35 | $287,652 |
| Orgovyx (Relugolix) | Brand | 38 | 0 | $102,732 |
| Xtandi (Enzalutamide) | Brand | 35 | 0 | $410,140 |
| Dexamethasone | Generic | 31 | 16 | $340 |
| Amlodipine Besylate | Generic | 28 | 0 | $174 |
| Fotivda (Tivozanib Hcl) | Brand | 26 | 0 | $729,774 |
| Prochlorperazine Maleate | Generic | 25 | 18 | $370 |
| Ondansetron Hcl | Generic | 23 | 21 | $225 |
| Tamsulosin Hcl | Generic | 21 | 0 | $288 |
Hospital affiliations
Frequently asked questions
What is Dr. Shann Mika Ruiz's medical specialty?
Dr. Shann Mika Ruiz practices Nurse Practitioner in Stanford, CA.
Where does Dr. Shann Mika Ruiz practice?
Dr. Shann Mika Ruiz practices at 300 Pasteur Dr, Stanford, CA 94305. Office phone: 6507234000.
What is Dr. Shann Mika Ruiz's NPI?
Dr. Shann Mika Ruiz's National Provider Identifier (NPI) is 1689140139, issued by NPPES.
Does Dr. Shann Mika Ruiz accept Medicare assignment?
Yes. Dr. Shann Mika Ruiz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shann Mika Ruiz 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 99215). Source: CMS Medicare Physician & Other Practitioners file.