Penny Li, MD
NPI 1104260009 · Internal Medicine Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Penny Li, MD is a Internal Medicine Physician provider in Seattle, WA (NPI 1104260009).
Provider details
- NPI number
- 1104260009
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD60637492 (WA)
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
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
675 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 | 246 | $145 |
| 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 | 175 | $18 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 104 | $150 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 43 | $202 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 39 | $103 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 95 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 368 | 106 |
| Levothyroxine Sodium | 281 | 80 |
| Amlodipine Besylate | 222 | 68 |
| Gabapentin | 183 | 55 |
| Omeprazole | 179 | 52 |
| Rosuvastatin Calcium | 162 | 47 |
| Lisinopril |
Practice location
Mailing address
Additional practice locations (1)
- 19116 33rd Ave WLynnwood, WA 98036-4706Phone: (425) 712-7900
Registry dates
- Enumerated
- 2013-04-22
- Last updated
- 2018-11-02
Frequently asked questions
- What is Penny Li's NPI number?
- Penny Li's National Provider Identifier (NPI) is 1104260009, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Penny Li's specialty?
- Penny Li is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Penny Li located?
- Penny Li's practice location on file with NPPES is 10330 Meridian Ave N, Seattle, WA 98133-9451.
- What is Penny Li's phone number?
- The practice phone number listed in the NPPES registry for Penny Li is (206) 364-0500.
- Does Penny Li accept Medicare?
- Penny Li is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Penny Li's NPI active?
- Yes — Penny Li's NPI (1104260009) is active in the NPPES registry as of the last update on 2018-11-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.