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Endocrinology

Aili Guo, MD

Works at hospitals in Sacramento, CA · California

Summary

Aili Guo, MD (Endocrinology) is listed by Medicare at 1 hospital in Sacramento, CA. NPI 1598822645. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Aili Guo, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

EndocrinologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
43Years since medical school (graduated 1983)
FemaleGender (as listed)
Regents of the Univ of CaGroup practice (+1 more)

Quick answers

Which hospitals does Aili Guo work at?
Medicare's official clinician data lists Aili Guo at 1 hospital: University of California Davis Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Aili Guo see patients?
Medicare's clinician data lists 3 practice locations, including Davis, CA and Sacramento, CA. Call before your visit to confirm the address.
What is Aili Guo's specialty?
Medicare lists Endocrinology as the primary specialty.
Does Aili Guo accept Medicare assignment?
Yes. Medicare's clinician data says Aili Guo accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
Does Aili Guo offer telehealth?
Medicare's clinician data says Aili Guo offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Aili Guo?
(530) 747-3000, as listed in official Medicare / NPI Registry data.
What is Aili Guo's NPI number?
1598822645. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Aili Guo works

Medicare's Facility Affiliation Data lists Aili Guo at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Aili Guo is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Aili Guo as a member of these groups (CMS data updated 2026-10-02).

  • Regents of the Univ of Ca1,584 clinicians in the group
  • Regents of the University of California567 clinicians in the group

Specialties

Find other Endocrinology doctors in California →

Other endocrinologists in California

Clinicians with the same Medicare primary specialty in California — not a recommendation.

All endocrinologists in California →

Clinician information

CredentialMD
Graduation year1983
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1598822645
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians