Katy Young-Lee, MD
NPI 1841259173 · Internal Medicine Physician · Emeryville, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katy Young-Lee, MD is a Internal Medicine Physician provider in Emeryville, CA (NPI 1841259173).
Provider details
- NPI number
- 1841259173
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A73200 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
1,141 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 329 | $95 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 225 | $154 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 224 | $132 |
| 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 | 90 | $19 |
| Administration of Influenza Virus VaccineG0008 | 50 | $38 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 100 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 599 | 165 |
| Amlodipine Besylate | 302 | 86 |
| Lisinopril | 231 | 65 |
| Rosuvastatin Calcium | 200 | 63 |
| Losartan Potassium | 190 | 52 |
| Levothyroxine Sodium | 187 | 53 |
| Hydrochlorothiazide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$16 across 1 record (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)
- 3100 Telegraph Ave # 2000Oakland, CA 94609-3239Phone: (510) 204-8290Fax: (510) 903-9037
Registry dates
- Enumerated
- 2006-03-23
- Last updated
- 2026-03-19
- Certified
- 2026-03-19
Frequently asked questions
- What is Katy Young-Lee's NPI number?
- Katy Young-Lee's National Provider Identifier (NPI) is 1841259173, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katy Young-Lee's specialty?
- Katy Young-Lee is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Katy Young-Lee located?
- Katy Young-Lee's practice location on file with NPPES is 5800 Hollis St, Emeryville, CA 94608-2016.
- What is Katy Young-Lee's phone number?
- The practice phone number listed in the NPPES registry for Katy Young-Lee is (510) 806-2100.
- Does Katy Young-Lee accept Medicare?
- Katy Young-Lee is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katy Young-Lee's NPI active?
- Yes — Katy Young-Lee's NPI (1841259173) is active in the NPPES registry as of the last update on 2026-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.