Katherine Yu, DO, MPH
NPI 1265568513 · Internal Medicine Physician · Oakland, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Yu, DO, MPH is a Internal Medicine Physician provider in Oakland, CA (NPI 1265568513).
Provider details
- NPI number
- 1265568513
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO, MPH
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Mental Health Counselor101YM0800X
Behavioral Health & Social Service Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
176 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 60 | $88 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 40 | $185 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99221 | 20 | $91 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 20 | $192 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 14 | $131 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
Practice location
Mailing address
Additional practice locations (1)
- 4163 Quail Run DrDanville, CA 94506-5844Phone: (925) 818-7405
Registry dates
- Enumerated
- 2007-02-23
- Last updated
- 2022-08-06
- Certified
- 2022-08-06
Frequently asked questions
- What is Katherine Yu's NPI number?
- Katherine Yu's National Provider Identifier (NPI) is 1265568513, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Yu's specialty?
- Katherine Yu is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Katherine Yu located?
- Katherine Yu's practice location on file with NPPES is 1411 E 31st St Fl 2, Oakland, CA 94602-1018.
- What is Katherine Yu's phone number?
- The practice phone number listed in the NPPES registry for Katherine Yu is (510) 437-5039.
- Does Katherine Yu accept Medicare?
- Katherine Yu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Yu's NPI active?
- Yes — Katherine Yu's NPI (1265568513) is active in the NPPES registry as of the last update on 2022-08-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.