Patricia Hsiao, M.D
NPI 1891037081 · Family Medicine Physician · Roseville, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Patricia Hsiao, M.D is a Family Medicine Physician provider in Roseville, CA (NPI 1891037081).
Provider details
- NPI number
- 1891037081
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Female
- Sole proprietor
- No
- License
- A143813 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,028 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 548 | $140 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 130 | $145 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 82 | $97 |
| Administration of Influenza Virus VaccineG0008 | 66 | $34 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 34 | $196 |
| Hemoglobin A1c Level83036 | 28 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 104 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 439 | 124 |
| Lisinopril | 402 | 107 |
| Levothyroxine Sodium | 387 | 107 |
| Atorvastatin Calcium | 381 | 114 |
| Losartan Potassium | 329 | 95 |
| Simvastatin | 251 | 71 |
| Hydrochlorothiazide | 213 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-03-26
- Last updated
- 2023-07-17
- Certified
- 2023-07-17
Frequently asked questions
- What is Patricia Hsiao's NPI number?
- Patricia Hsiao's National Provider Identifier (NPI) is 1891037081, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Patricia Hsiao's specialty?
- Patricia Hsiao is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Patricia Hsiao located?
- Patricia Hsiao's practice location on file with NPPES is 2110 Professional Dr Ste 120, Roseville, CA 95661-3779.
- What is Patricia Hsiao's phone number?
- The practice phone number listed in the NPPES registry for Patricia Hsiao is (916) 536-2500.
- Does Patricia Hsiao accept Medicare?
- Patricia Hsiao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Patricia Hsiao's NPI active?
- Yes — Patricia Hsiao's NPI (1891037081) is active in the NPPES registry as of the last update on 2023-07-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.