Tadd Hsie, MD
NPI 1083895346 · Family Medicine Physician · Issaquah, WA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tadd Hsie, MD is a Family Medicine Physician provider in Issaquah, WA (NPI 1083895346).
Provider details
- NPI number
- 1083895346
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD00036502 (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
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
380 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 | 127 | $99 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 79 | $144 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 51 | $7 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 51 | $140 |
| 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 | 24 | $18 |
| Administration of Influenza Virus Vaccine |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 67 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 223 | 61 |
| Atorvastatin Calcium | 204 | 62 |
| Rosuvastatin Calcium | 188 | 48 |
| Lisinopril | 150 | 37 |
| Losartan Potassium | 137 | 38 |
| Tamsulosin Hcl | 83 | 27 |
| Levothyroxine Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-11-15
- Last updated
- 2012-08-29
Frequently asked questions
- What is Tadd Hsie's NPI number?
- Tadd Hsie's National Provider Identifier (NPI) is 1083895346, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tadd Hsie's specialty?
- Tadd Hsie is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tadd Hsie located?
- Tadd Hsie's practice location on file with NPPES is 1455 11th Ave Nw, Issaquah, WA 98027-5319.
- What is Tadd Hsie's phone number?
- The practice phone number listed in the NPPES registry for Tadd Hsie is (425) 391-3900.
- Does Tadd Hsie accept Medicare?
- Tadd Hsie is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tadd Hsie's NPI active?
- Yes — Tadd Hsie's NPI (1083895346) is active in the NPPES registry as of the last update on 2012-08-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.