Ying Cao, MD, PH.D
NPI 1326209438 · Hematology & Oncology Physician · Los Gatos, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ying Cao, MD, PH.D is a Hematology & Oncology Physician provider in Los Gatos, CA (NPI 1326209438).
Provider details
- NPI number
- 1326209438
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PH.D
- Sex
- Female
- Sole proprietor
- No
- License
- A123342 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 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
3,261 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 1,349 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,136 | $139 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 615 | $194 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 61 | $237 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 42 | $179 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 39 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 346 | 93 |
| Prochlorperazine Maleate | 165 | 86 |
| Acyclovir | 121 | 29 |
| Hydroxyurea | 92 | 19 |
| Tamoxifen Citrate | 81 | 23 |
| Ondansetron Hcl | 80 | 51 |
| Levothyroxine Sodium | 69 | 20 |
| Apixabanbrand: Eliquis |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-06-20
- Last updated
- 2013-12-02
Frequently asked questions
- What is Ying Cao's NPI number?
- Ying Cao's National Provider Identifier (NPI) is 1326209438, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ying Cao's specialty?
- Ying Cao is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Ying Cao located?
- Ying Cao's practice location on file with NPPES is 15400 National Ave, Los Gatos, CA 95032-2433.
- What is Ying Cao's phone number?
- The practice phone number listed in the NPPES registry for Ying Cao is (408) 358-8444.
- Does Ying Cao accept Medicare?
- Ying Cao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ying Cao's NPI active?
- Yes — Ying Cao's NPI (1326209438) is active in the NPPES registry as of the last update on 2013-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.