Quick answers
- Which hospitals does Mary Spring work at?
- Medicare's official clinician data lists Mary Spring at 2 hospitals: AdventHealth Littleton and AdventHealth Porter. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mary Spring see patients?
- Medicare's clinician data lists 3 practice locations, including Arvada, CO, Denver, CO and Parker, CO. Call before your visit to confirm the address.
- What is Mary Spring's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does Mary Spring accept Medicare assignment?
- Yes. Medicare's clinician data says Mary Spring accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Mary Spring?
- (303) 925-4560, as listed in official Medicare / NPI Registry data.
- What is Mary Spring's NPI number?
- 1497336754. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mary Spring works
Medicare's Facility Affiliation Data lists Mary Spring at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- AdventHealth LittletonLittleton, CO · Acute Care Hospital · CCN 060113
- AdventHealth PorterDenver, CO · Acute Care Hospital · CCN 060064
Practice locations
Addresses where Mary Spring is enrolled with Medicare (CMS data updated 2026-10-02).
- 16320 W 64th AveArvada, CO 80007 (303) 925‑4560
- 7000 E Hampden AveDenver, CO 80224 (330) 925‑4199
- 9949 S Oswego StParker, CO 80134 (303) 925‑4700
Group practices
Medicare enrollment lists Mary Spring as a member of this group (CMS data updated 2026-10-02).
- Usacs Community Emergency Services of Colorado Inc.175 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Arvada
Clinicians with the same Medicare primary specialty in Arvada, CO — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2021 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1497336754 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians