Karlee Ausk, MD
NPI 1336159789 · Gastroenterology Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karlee Ausk, MD is a Gastroenterology Physician provider in Seattle, WA (NPI 1336159789).
Provider details
- NPI number
- 1336159789
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD60022505 (WA)
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
19 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
289 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) |
|---|---|---|
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 93 | $136 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 52 | $265 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 45 | $141 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 34 | $97 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 21 | $183 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 94 | 34 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 58 | 57 |
| Mesalamine | 55 | 16 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Peg-3350 and Electrolytes | 40 | 39 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 38 | 37 |
| Ustekinumabbrand: Stelara | 34 | — |
| Budesonide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$543 across 22 records (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)
- 5350 Tallman Ave Nw Ste 520Seattle, WA 98107-5910Phone: (206) 215-4250Fax: (206) 215-4252
Registry dates
- Enumerated
- 2006-08-08
- Last updated
- 2021-04-05
- Certified
- 2021-04-05
Frequently asked questions
- What is Karlee Ausk's NPI number?
- Karlee Ausk's National Provider Identifier (NPI) is 1336159789, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karlee Ausk's specialty?
- Karlee Ausk is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Karlee Ausk located?
- Karlee Ausk's practice location on file with NPPES is 1221 Madison St Ste 1220, Seattle, WA 98104-1356.
- What is Karlee Ausk's phone number?
- The practice phone number listed in the NPPES registry for Karlee Ausk is (206) 215-4250.
- Does Karlee Ausk accept Medicare?
- Karlee Ausk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karlee Ausk's NPI active?
- Yes — Karlee Ausk's NPI (1336159789) is active in the NPPES registry as of the last update on 2021-04-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.