OLIVER BAWMANN MD
NPI 1033738976
Internal Medicine in Littleton, CO
About Oliver Bawmann Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OLIVER BAWMANN MD (NPI 1033738976) is an individual internal medicine provider in Littleton, Colorado, licensed in Colorado (DR.72469) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of University Of Colorado School Of Medicine, Aurora (2020).
NPPES Registry Identity
Specialties & Licenses 4
Secondary Practice Locations 3
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
Oliver Bawmann Md 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
4Medicare enrollment records show Oliver Bawmann reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Littleton, CO 80122
- Reassigned Medicare billing, Colorado enrollment
- 733 clinicians in this Medicare group
Greenwood Village, CO 80111
- Reassigned Medicare billing, Colorado enrollment
- Medicare enrollment name: Critical Care & Pulmonary Consultants, P.C.
- 160 clinicians in this Medicare group
Denver, CO 80204
- Reassigned Medicare billing, Colorado enrollment
- 2,259 clinicians in this Medicare group
Lakewood, CO 80228
- Reassigned Medicare billing, Colorado enrollment
- 67 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 80122 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LITTLETON, CO 80122
LITTLETON, CO 80122
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 Oliver Bawmann's NPI number?
The NPI number for Oliver Bawmann is 1033738976. It was assigned to this individual provider in the NPPES registry on April 10, 2020.
Where is Oliver Bawmann located?
Oliver Bawmann practices at 7700 S Broadway, Littleton, CO 80122. The listed phone number is (303) 730-8900.
What is Oliver Bawmann's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Oliver Bawmann enrolled in Medicare?
Yes. Oliver Bawmann 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 Oliver Bawmann's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Oliver Bawmann reassigns Medicare benefits to 4 organizations: Portercare Adventist Health System (Littleton, CO), Critical Care & Pulmonary Consultants, PC (Greenwood Village, CO), Denver Health And Hospital Authority (Denver, CO) and Critical Care Pulmonary And Sleep Associates Professional LLP (Lakewood, 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 Oliver Bawmann's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Oliver Bawmann accept?
Health plans from Select Health list Oliver Bawmann 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 Oliver Bawmann was last updated on February 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 months 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.
# Oliver Bawmann, MD · NPI 1033738976
Internal Medicine physician in Littleton, Colorado. Individual provider, active in the CMS NPPES registry since April 10, 2020.
## Identity
- **NPI:** 1033738976 (Entity type: Individual)
- **Enumerated:** April 10, 2020
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** DR.72469 (Colorado)
- **Sole proprietor:** No
## Practice location
- **Address:** 7700 S BROADWAY, Littleton, CO 80122-2602
- **Phone:** (303) 730-8900 · **Fax:** (303) 738-7755
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Portercare Adventist Health System (NPI 1164389177, Littleton, CO); Critical Care & Pulmonary Consultants, PC (NPI 1033135520, Greenwood Village, CO); Denver Health And Hospital Authority (NPI 1477569838, Denver, CO); Critical Care Pulmonary And Sleep Associates Professional LLP (NPI 1437100039, Lakewood, CO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Colorado School Of Medicine, Aurora, class of 2020
## Record status
- **NPPES last updated:** February 7, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1033738976) · Data from the CMS NPPES public registry.