Ies Obs Colorado PLLC in Denver, CO
This organization bills under NPI 1235988015, an organization record issued on May 15, 2024 with the primary taxonomy Emergency Medicine Physician. Each clinician who works there has their own NPI and license.
Organization recordNPPES, Aug 2026
1235988015
- Legal name
- Ies Obs Colorado PLLC
- Entity
- Type 2 · organization
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- Practice location
- 1375 E 19TH AVE, Denver, CO 80218
- Phone
- 469-420-5544
- Mailing address
- Indianapolis, IN
- Enumerated
- May 15, 2024
- Record updated
- Apr 28, 2026
- Authorized official
- Owner (title as filed)
20 clinicians CMS lists with Ies Obs Colorado in Denver
- Peter Alsharif, MDEmergency Medicine Physician1003445834
- Aaron BrodyEmergency Medicine Physician1811209539
- Francine ChenPhysician Assistant1336880137
- Lisa Conner, PAMedical Physician Assistant1396946448
- Vincent FuEmergency Medicine Physician1285216697
- Catherine Gersman, PAPhysician Assistant1649440009
- Leah Groves, MDEmergency Medicine Physician1790084069
- Elizabeth Hanson, MDEmergency Medicine Physician1891180840
- Mikayla Harvey, PAPhysician Assistant1376234302
- Anna Higgins, PAPhysician Assistant1841506805
- Shane Mass, PA-CPhysician Assistant1356959241
- Kathryn Mccabe, MDEmergency Medicine Physician1750791372
- Jerald Moser, MDEmergency Medicine Physician1770516627
- Shiv Patel, MDEmergency Medicine Physician1710627492
- Ryan Paterson, MDEmergency Medicine Physician1245407592
- Kailynn PerkinsNurse Practitioner1538848809
- Anne Prendergast, MDEmergency Medicine Physician1538459185
- Joseph Rodriguez, PA-CPhysician Assistant1881163061
- Kathleen Saxon, MDEmergency Medicine Physician1346476231
- Seth Strote, MDEmergency Medicine Physician1669676292
Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.
Checking an organization
- Confirm the business with the Colorado secretary of state.
- Check the HHS-OIG exclusion list for the organization.
- Verify each clinician on their own record and the state license search.
Common questions
Why is the mailing address in Indiana?
The mailing address in the record (Indianapolis, IN) is where the organization receives mail. Care is given at the practice location in Denver.
Is an organization NPI a license?
No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.
Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.