Yao Yao Pollock, MD
NPI 1154692549 · Hematology & Oncology Physician · Santa Rosa, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yao Yao Pollock, MD is a Hematology & Oncology Physician provider in Santa Rosa, CA (NPI 1154692549).
Provider details
- NPI number
- 1154692549
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A147607 (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 tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,284 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 974 | $17 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 829 | $194 |
| 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 OrG2212 | 203 | $34 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 104 | $139 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 107 | 30 |
| Prochlorperazine Maleate | 96 | 54 |
| Potassium Chloride | 53 | 23 |
| Abiraterone Acetate | 47 | 21 |
| Dexamethasone | 39 | 23 |
| Ondansetronbrand: Ondansetron Odt | 39 | 25 |
| Apixabanbrand: Eliquis | 38 | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$239 across 9 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 301 Mason Lord DriveBaltimore, MD 21224Phone: (410) 550-0530
Registry dates
- Enumerated
- 2012-01-18
- Last updated
- 2021-11-09
- Certified
- 2021-11-09
Frequently asked questions
- What is Yao Yao Pollock's NPI number?
- Yao Yao Pollock's National Provider Identifier (NPI) is 1154692549, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yao Yao Pollock's specialty?
- Yao Yao Pollock is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Yao Yao Pollock located?
- Yao Yao Pollock's practice location on file with NPPES is 3555 Round Barn Cir, Santa Rosa, CA 95403-1757.
- What is Yao Yao Pollock's phone number?
- The practice phone number listed in the NPPES registry for Yao Yao Pollock is (707) 528-1050.
- Does Yao Yao Pollock accept Medicare?
- Yao Yao Pollock is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yao Yao Pollock's NPI active?
- Yes — Yao Yao Pollock's NPI (1154692549) is active in the NPPES registry as of the last update on 2021-11-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.