Doctor profile · Federal record
Dr. Rosemary de Perez, NP MSN
Ambulatory Care Registered Nurse · Adult Health Nurse Practitioner · San Francisco, CA
- NPI 1114128386
- MIPS 70.8 / 100 · 2023
- 19 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
995 Potrero Ave Bldg.80 Wd 86, Sfgh Aids - Php Clinic
San Francisco, CA 94110
(415) 206-8676
fax (415) 502-4777
Credentials & registration
- NPI registered
- May 2007 — 19 yrs on file
- Profile last updated
- September 11, 2025
- Specialty taxonomy
- 163WP2201X — NUCC code
- State licenses (2)
- California #RN394241 · California #NPF4709
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1114128386. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
608
Distinct HCPCS
6
Medicare allowed
$12,470
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93793 |
Anticoagulant management of patient taking warfarin | 484 | 119 | $12 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 31 | 25 | $63 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 27 | 18 | $93 | |
G2212 |
Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | 27 | 14 | $30 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 22 | 17 | $62 | |
99421 |
Online digital evaluation and management service for an established patient for up to 7 days, total time 5-10 minutes | 17 | 12 | $12 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 101. This provider delivers 6.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
388
Patients
128
Total drug cost
$153,012
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Warfarin Sodium | Generic | 246 | 82 | $5,670 |
| Eliquis (Apixaban) | Brand | 82 | 26 | $116,102 |
| Enoxaparin Sodium | Generic | 34 | 20 | $5,871 |
| Xarelto (Rivaroxaban) | Brand | 15 | 0 | $25,136 |
| Jantoven (Warfarin Sodium) | Brand | 11 | 0 | $231 |
Frequently asked questions
What is Dr. Rosemary de Perez's medical specialty?
Dr. Rosemary de Perez practices Ambulatory Care Registered Nurse in San Francisco, CA.
Where does Dr. Rosemary de Perez practice?
Dr. Rosemary de Perez practices at 995 Potrero Ave Bldg.80 Wd 86, San Francisco, CA 94110. Office phone: 4152068676.
What is Dr. Rosemary de Perez's NPI?
Dr. Rosemary de Perez's National Provider Identifier (NPI) is 1114128386, issued by NPPES.
What procedures does Dr. Rosemary de Perez commonly perform?
Top Medicare-reported procedures in 2023: Anticoagulant management of patient taking warfarin (HCPCS 93793); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.