Doctor profile · Federal record
Dr. Sierra Pena, MD
Family Medicine Physician (CMS: Family Practice) · Family Medicine Physician · San Luis Obispo, CA
- NPI 1962573964
- Accepts Medicare
- 28 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
1250 Peach St Ste B
San Luis Obispo, CA 934012869
(805) 543-4043
fax (805) 543-7640 - Additional location
-
1250 Peach St Ste A
San Luis Obispo, CA 934012871 - Additional location
-
3400 California Ave Sw, Suite 300
Seattle, WA 981163307
(206) 320-3399
fax (206) 320-5506
Credentials & registration
- NPI registered
- November 2006 — 20 yrs on file
- Profile last updated
- February 27, 2025
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State licenses (2)
- California #C193631 · Washington #MD00039993
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1962573964. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
103
Distinct HCPCS
7
Medicare allowed
$11,857
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 27 | 15 | $122 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 14 | 14 | $159 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 13 | 12 | $256 | |
G0008 |
Administration of influenza virus vaccine | 13 | 12 | $29 | |
G0009 |
Administration of pneumococcal vaccine | 13 | 12 | $29 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 12 | 11 | $75 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 11 | 11 | $123 |
In context: peer comparison
Among 5 peers in this city , average services per provider: 87. This provider delivers 1.2× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
531
Patients
194
Total drug cost
$12,437
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Rosuvastatin Calcium | Generic | 89 | 35 | $2,998 |
| Atorvastatin Calcium | Generic | 67 | 33 | $1,703 |
| Losartan Potassium | Generic | 51 | 24 | $1,249 |
| Levothyroxine Sodium | Generic | 49 | 20 | $1,248 |
| Amlodipine Besylate | Generic | 39 | 16 | $274 |
| Gabapentin | Generic | 39 | 14 | $1,340 |
| Omeprazole | Generic | 34 | 15 | $963 |
| Metformin Hcl | Generic | 27 | 15 | $355 |
| Lisinopril | Generic | 26 | 0 | $303 |
| Pantoprazole Sodium | Generic | 24 | 11 | $715 |
Hospital affiliations
Frequently asked questions
What is Dr. Sierra Pena's medical specialty?
Dr. Sierra Pena practices Family Medicine Physician in San Luis Obispo, CA.
Where does Dr. Sierra Pena practice?
Dr. Sierra Pena practices at 1250 Peach St Ste B, San Luis Obispo, CA 934012869. Office phone: 8055434043.
What is Dr. Sierra Pena's NPI?
Dr. Sierra Pena's National Provider Identifier (NPI) is 1962573964, issued by NPPES.
Does Dr. Sierra Pena accept Medicare assignment?
Yes. Dr. Sierra Pena accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sierra Pena commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use (HCPCS 90677). Source: CMS Medicare Physician & Other Practitioners file.