Willem Bok, M.D.
NPI 1942447883 · Anesthesiology Physician · Austin, TX
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Willem Bok, M.D. is a Anesthesiology Physician provider in Austin, TX (NPI 1942447883).
Provider details
- NPI number
- 1942447883
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 52170 (SC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 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
273 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) |
|---|---|---|
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 38 | $67 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 37 | $71 |
| Anesthesia for Lens Surgery00142 | 30 | $59 |
| Injection of Anesthetic Agent And/Or Steroid Into Thigh Nerve (femoral Nerve)64447 | 24 | $53 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 22 | $156 |
| Anesthesia for Other Procedure on Lower Abdomen00840 | 20 | $131 |
Practice location
Mailing address
Additional practice locations (1)
- 7 Independence PT Ste 300Greenville, SC 29615-4569Phone: (864) 522-3700Fax: (864) 522-3705
Registry dates
- Enumerated
- 2009-01-14
- Last updated
- 2024-04-09
- Certified
- 2024-04-09
Frequently asked questions
- What is Willem Bok's NPI number?
- Willem Bok's National Provider Identifier (NPI) is 1942447883, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Willem Bok's specialty?
- Willem Bok is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Willem Bok located?
- Willem Bok's practice location on file with NPPES is 3705 Medical Pkwy Ste 570, Austin, TX 78705-1024.
- What is Willem Bok's phone number?
- The practice phone number listed in the NPPES registry for Willem Bok is (512) 583-2718.
- Does Willem Bok accept Medicare?
- Willem Bok is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Willem Bok's NPI active?
- Yes — Willem Bok's NPI (1942447883) is active in the NPPES registry as of the last update on 2024-04-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.