ANDREW LAWRENCE GLERUM DO
NPI 1053985523
Family Medicine in Castle Rock, CO
About Andrew Lawrence Glerum Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANDREW LAWRENCE GLERUM DO (NPI 1053985523) is an individual family medicine provider in Castle Rock, Colorado, licensed in Colorado (DR.69263) and active in the NPI registry since May 2021. He is enrolled in Medicare PECOS and is a graduate of Rocky Vista University College Of Osteopathic Med (2021).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Andrew Lawrence Glerum Do is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Andrew Glerum reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Castle Rock, CO 80104
- Reassigned Medicare billing, Colorado enrollment
- 137 clinicians in this Medicare group
Castle Rock, CO 80104
- Reassigned Medicare billing, Colorado enrollment
- 733 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 80104 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Andrew Glerum's NPI number?
The NPI number for Andrew Glerum is 1053985523. It was assigned to this individual provider in the NPPES registry on May 18, 2021.
Where is Andrew Glerum located?
Andrew Glerum practices at 4344 Woodlands Blvd Ste 260, Castle Rock, CO 80104. The listed phone number is (303) 649-3155.
What is Andrew Glerum's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Andrew Glerum enrolled in Medicare?
Yes. Andrew Glerum is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Andrew Glerum's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Glerum reassigns Medicare benefits to 2 organizations: Adventhealth Primary Care Rmr (Castle Rock, CO) and Portercare Adventist Health System (Castle Rock, CO). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Andrew Glerum's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Andrew Glerum accept?
Health plans from Select Health list Andrew Glerum as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Andrew Glerum was last updated on October 16, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Andrew Lawrence Glerum, DO · NPI 1053985523
Family Medicine physician in Castle Rock, Colorado. Individual provider, active in the CMS NPPES registry since May 18, 2021.
## Identity
- **NPI:** 1053985523 (Entity type: Individual)
- **Enumerated:** May 18, 2021
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** DR.69263 (Colorado)
- **Sole proprietor:** No
## Practice location
- **Address:** 4344 WOODLANDS BLVD STE 260, Castle Rock, CO 80104-2801
- **Phone:** (303) 649-3155 · **Fax:** (303) 649-3156
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Adventhealth Primary Care Rmr (NPI 1194650432, Castle Rock, CO); Portercare Adventist Health System (NPI 1730704479, Castle Rock, CO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Rocky Vista University College Of Osteopathic Med, class of 2021
## Record status
- **NPPES last updated:** October 16, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1053985523) · Data from the CMS NPPES public registry.