Clement Sun, MD, PHD, MS
NPI 1245626779 · Internal Medicine Physician · Issaquah, WA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clement Sun, MD, PHD, MS is a Internal Medicine Physician provider in Issaquah, WA (NPI 1245626779).
Provider details
- NPI number
- 1245626779
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD, MS
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD.MD.60924269 (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
11 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
120 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 91 | $99 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 29 | $137 |
Typical Medicare-allowed amounts for these services range $99–$137 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 97 | 39 |
| Losartan Potassium | 56 | 20 |
| Fluticasone Propionate | 56 | 35 |
| Ipratropium Bromide | 47 | 38 |
| Amlodipine Besylate | 39 | 16 |
| Rosuvastatin Calcium | 37 | 11 |
| Omeprazole | 36 |
Practice location
Mailing address
Additional practice locations (1)
- 1356 Lusitana St Ste 510Honolulu, HI 96813-2409Phone: (808) 586-2890
Registry dates
- Enumerated
- 2015-04-10
- Last updated
- 2019-03-01
Frequently asked questions
- What is Clement Sun's NPI number?
- Clement Sun's National Provider Identifier (NPI) is 1245626779, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clement Sun's specialty?
- Clement Sun is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Clement Sun located?
- Clement Sun's practice location on file with NPPES is 5188 Nw Sammamish Rd, Issaquah, WA 98027.
- What is Clement Sun's phone number?
- The practice phone number listed in the NPPES registry for Clement Sun is (425) 591-8657.
- Does Clement Sun accept Medicare?
- Clement Sun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clement Sun's NPI active?
- Yes — Clement Sun's NPI (1245626779) is active in the NPPES registry as of the last update on 2019-03-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.