Yi Guan
NPI 1366634156 · Hospitalist Physician · Loma Linda, CA
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yi Guan is a Hospitalist Physician provider in Loma Linda, CA (NPI 1366634156).
Provider details
- NPI number
- 1366634156
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- A102084 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 31 | 23 |
| Metoprolol Tartrate | 20 | 16 |
| Ciprofloxacin Hcl | 17 | 17 |
| Apixabanbrand: Eliquis | 17 | — |
| Azithromycin | 15 | 14 |
| Cefpodoxime Proxetil | 13 | 13 |
| Atorvastatin Calcium | 12 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-08-15
- Last updated
- 2025-03-03
- Certified
- 2025-03-03
Frequently asked questions
- What is Yi Guan's NPI number?
- Yi Guan's National Provider Identifier (NPI) is 1366634156, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yi Guan's specialty?
- Yi Guan is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Yi Guan located?
- Yi Guan's practice location on file with NPPES is 11234 Anderson St, Loma Linda, CA 92354-2804.
- What is Yi Guan's phone number?
- The practice phone number listed in the NPPES registry for Yi Guan is (909) 558-8131.
- Does Yi Guan accept Medicare?
- Yi Guan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yi Guan's NPI active?
- Yes — Yi Guan's NPI (1366634156) is active in the NPPES registry as of the last update on 2025-03-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.