Haiyan Guo, DO
NPI 1881223444 · Anesthesiology Physician · Fresno, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Haiyan Guo, DO is a Anesthesiology Physician provider in Fresno, CA (NPI 1881223444).
Provider details
- NPI number
- 1881223444
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 20A21435 (CA)
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 tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-04-06
- Last updated
- 2024-10-12
- Certified
- 2024-10-12
Frequently asked questions
- What is Haiyan Guo's NPI number?
- Haiyan Guo's National Provider Identifier (NPI) is 1881223444, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Haiyan Guo's specialty?
- Haiyan Guo is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Haiyan Guo located?
- Haiyan Guo's practice location on file with NPPES is 7300 N Fresno St, Fresno, CA 93720-2941.
- What is Haiyan Guo's phone number?
- The practice phone number listed in the NPPES registry for Haiyan Guo is (559) 448-4500.
- Does Haiyan Guo accept Medicare?
- Haiyan Guo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Haiyan Guo's NPI active?
- Yes — Haiyan Guo's NPI (1881223444) is active in the NPPES registry as of the last update on 2024-10-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.