Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Alan Li, MD

Individual provider Neurology Physician · NPI 1902474604

Alan Li, MD is a Sleep Medicine in Downers Grove, Illinois. Qualified in 2021, 5 years ago. Practices with Mayo Clinic, a 4,796-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in Minnesota and Missouri.

Years since qualifying
5
Licensed in
MN, MO
In the registry since
2021
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

3815 Highland Ave
Downers Grove, IL 60515-1500
Phone: (630) 275-5900
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 200 1st St Sw, Rochester, MN 55905-0001 — (507) 284-2511
  • 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110-1003 — (314) 362-3296

Specialties & licences

Sleep Medicine (Internal Medicine) Physician (primary) Taxonomy 207RS0012X · Licence 79126 (MN)
Neurology Physician Taxonomy 2084N0400X · Licence 2021022433 (MO)

Record details

NPI number1902474604
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 17, 2021
Last updated in NPPESJune 20, 2026
Certification dateJune 20, 2026
Mailing addressPo Box 860912, Minneapolis, MN 55486-0912

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtySLEEP MEDICINE
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Mayo Clinic — 4796 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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