Registry data as of Aug 27, 2026

Kathleen Callanan

Obstetrics & Gynecology Nurse Practitioner · Boulder, CO

Kathleen Callanan is an obstetrics & gynecology nurse practitioner with a practice address in Boulder, Colorado, and NPI 1619011418, issued on Feb 16, 2007. Check the license (Colorado 48406, as entered in NPPES) with the Colorado board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1619011418
Name
Kathleen Callanan
Primary taxonomy
Obstetrics & Gynecology Nurse Practitioner 363LX0001X
License number
48406 CO
Self-reported in NPPES; status is on the state search
Practice location
580 Mohawk Dr, Boulder, CO 80303
Phone
(303) 239-7294
Enumerated
Feb 16, 2007
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 580 Mohawk Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Bart Abriol, PTPhysical Therapist1093847964
  2. Kandace AnichInternal Medicine Physician1609903640
  3. Xochitl Ashpole, PTPhysical Therapist1487768099
  4. Michael Baum, MSPTPhysical Therapist1992854095
  5. Eileen Bickford, MDFamily Medicine Physician1376529941
  6. Jill Blomer, MEDICAL RECEPTIONISTSpecialist1174739635

Verify Kathleen Callanan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Colorado board licenses this profession
    Search for license 48406
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Find the Colorado license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Obstetrics & Gynecology Nurse Practitioner providers in Colorado

There are 64 obstetrics & gynecology nurse practitioner records in Colorado. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other obstetrics & gynecology nurse practitioner records in Colorado

  1. Rebecca Allen, RNCEnglewood, CO1508877309
  2. Cynthia Aspromonte, NPDenver, CO1841233376
  3. Debra Baker, RXN CNP CCRCColorado Springs, CO1235125345
  4. Joyce Ball, CNMFort Carson, CO1952365066
  5. Samantha Benning, NPCentennial, CO1518097377
  6. Jennifer Bienemann, NPAurora, CO1114310042
  7. Tamara Burdi, CNPEnglewood, CO1568578276
  8. Marie BusovskyDenver, CO1235882481
  9. Donna Clarkin, NPLittleton, CO1689623951
  10. Pauline Connor, CNM, NPDenver, CO1003881046

Common questions

What is Kathleen Callanan's NPI number?

Kathleen Callanan's National Provider Identifier (NPI) is 1619011418, issued on Feb 16, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Kathleen Callanan located?

The NPPES record lists a practice address at 580 Mohawk Dr, Boulder, CO, 80303. Phone: (303) 239-7294. Providers update this record themselves, so call before visiting.

How can I verify Kathleen Callanan's license?

NPPES lists Colorado license number 48406, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.