Stephanie Wong, M.D.
NPI 1942590161 · Anesthesiology Physician · Walnut Creek, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephanie Wong, M.D. is a Anesthesiology Physician provider in Walnut Creek, CA (NPI 1942590161).
Provider details
- NPI number
- 1942590161
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
41 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 Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 15 | $156 |
| Anesthesia for Other Procedure on Upper Abdomen00790 | 13 | $389 |
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 13 | $47 |
Typical Medicare-allowed amounts for these services range $47–$389 (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
Additional practice locations (2)
- 2540 East StConcord, CA 94520-1906Phone: (925) 682-8200
- 2175 N California Blvd Ste 425Walnut Creek, CA 94596-7164Phone: (925) 543-0140
Registry dates
- Enumerated
- 2011-04-08
- Last updated
- 2021-12-27
- Certified
- 2021-12-27
Frequently asked questions
- What is Stephanie Wong's NPI number?
- Stephanie Wong's National Provider Identifier (NPI) is 1942590161, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephanie Wong's specialty?
- Stephanie Wong is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephanie Wong located?
- Stephanie Wong's practice location on file with NPPES is 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598-3122.
- What is Stephanie Wong's phone number?
- The practice phone number listed in the NPPES registry for Stephanie Wong is (925) 939-3000.
- Does Stephanie Wong accept Medicare?
- Stephanie Wong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephanie Wong's NPI active?
- Yes — Stephanie Wong's NPI (1942590161) is active in the NPPES registry as of the last update on 2021-12-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.