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

Dr. Ann L Ryan, MD

Individual provider Neonatal-Perinatal Medicine Physician · NPI 1528198371

Dr. Ann L Ryan, MD is a Neonatal-Perinatal Medicine Physician in Denver, Colorado. Licensed in Colorado. Registered with an NPI since 2007.

Licensed in
CO
In the registry since
2007
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

1375 E 19th Ave
Denver, CO 80218-1114
Phone: (303) 338-4545
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neonatal-Perinatal Medicine Physician (primary) Taxonomy 2080N0001X · Licence 43670 (CO)

Record details

NPI number1528198371
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 7, 2007
Last updated in NPPESJune 14, 2021
Certification dateJune 14, 2021
Mailing address10350 E Dakota Ave, Denver, CO 80247-1314

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