Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Ming-Yi Ryn W Kreidl, MD
Pediatrics Physician in Boulder, CO · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1174653018
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Registry record
Entity type Individual (Type 1)
Name Dr. Ming-Yi Ryn W Kreidl
Credential MD
Sex Female
Practice address 580 Mohawk Dr, Boulder, CO, 80303
Phone (303) 338-4545
Enumeration date Mar 7, 2007
Last updated in NPPES Apr 29, 2021
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 20738714 | Medicaid | CO | - |
| 015801 | Other | - | KAISER-COMMERCIAL NUMBER |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Ming-Yi Ryn Kreidl?
The National Provider Identifier (NPI) for Ming-Yi Ryn Kreidl is 1174653018, a Type 1 (individual) record in the CMS NPPES registry.
Where does Ming-Yi Ryn Kreidl practice?
The practice location on file with NPPES is in Boulder, CO. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Eileen Bickford Family Medicine Physician · Boulder, CO NPI 1376529941 Nicole Silver Internal Medicine Physician · Boulder, CO NPI 1184642209 William Hazell Medical Physician Assistant · Boulder, CO NPI 1467463729 Kaiser Foundation Health Plan of Colorado Multi-Specialty Clinic/Center · Boulder, CO NPI 1073627360 Xochitl Ashpole Physical Therapist · Boulder, CO NPI 1487768099 Scott Clemensen Family Medicine Physician · Boulder, CO NPI 1104932888 Emily Warm Pediatrics Physician · Boulder, CO NPI 1073623856 Sepeideh Nouhi Family Medicine Physician · Boulder, CO NPI 1689757213
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-04-29.