Ekaterina Knowlton, M.D.
NPI 1578561007 · Surgery Physician · Renton, WA
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ekaterina Knowlton, M.D. is a Surgery Physician provider in Renton, WA (NPI 1578561007).
Provider details
- NPI number
- 1578561007
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD00038128 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 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
87 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 42 | $79 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 26 | $137 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 19 | $172 |
Typical Medicare-allowed amounts for these services range $79–$172 (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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-08
- Last updated
- 2022-04-13
- Certified
- 2022-04-13
Frequently asked questions
- What is Ekaterina Knowlton's NPI number?
- Ekaterina Knowlton's National Provider Identifier (NPI) is 1578561007, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ekaterina Knowlton's specialty?
- Ekaterina Knowlton is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Ekaterina Knowlton located?
- Ekaterina Knowlton's practice location on file with NPPES is 4033 Talbot Rd S Ste 530, Renton, WA 98055-5700.
- What is Ekaterina Knowlton's phone number?
- The practice phone number listed in the NPPES registry for Ekaterina Knowlton is (425) 690-3433.
- Does Ekaterina Knowlton accept Medicare?
- Ekaterina Knowlton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ekaterina Knowlton's NPI active?
- Yes — Ekaterina Knowlton's NPI (1578561007) is active in the NPPES registry as of the last update on 2022-04-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.