FREDERICK M WORKMAN DO
NPI 1023001948
Internal Medicine in Colorado Springs, CO
About Frederick M Workman Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
FREDERICK M WORKMAN DO (NPI 1023001948) is an individual internal medicine provider in Colorado Springs, Colorado, licensed in Indiana (02005118A) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS and is a graduate of At Still University Of Health Sciences, College Of Osteo Med, Kirksville (1996).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 3
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
Frederick M Workman 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 Frederick Workman reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Canon City, CO 81212
- Reassigned Medicare billing, Colorado and Wyoming enrollments
- Also billed through NPI 1891236584 (Wyoming)
- 76 clinicians in this Medicare group
Holyoke, CO 80734
- Reassigned Medicare billing, Colorado enrollment
- Also billed through NPI 1891733879 (Colorado), NPI 1073520375 (Colorado)
- 26 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 5
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 80907 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
COLORADO SPRINGS, CO 80907
COLORADO SPRINGS, CO 80907
COLORADO SPRINGS, CO 80907
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 Frederick Workman's NPI number?
The NPI number for Frederick Workman is 1023001948. It was assigned to this individual provider in the NPPES registry on August 25, 2005.
Where is Frederick Workman located?
Frederick Workman practices at 2222 N Nevada Ave, Colorado Springs, CO 80907. The listed phone number is (719) 636-9393.
What is Frederick Workman's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Frederick Workman enrolled in Medicare?
Yes. Frederick Workman 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 Frederick Workman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Frederick Workman reassigns Medicare benefits to 2 organizations: Rural Physicians Group - Pannu PLLC (Canon City, CO) and East Phillips County Hospital District (Holyoke, 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 Frederick Workman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Frederick Workman was last updated on August 15, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Frederick M Workman, DO · NPI 1023001948
Internal Medicine physician in Colorado Springs, Colorado. Individual provider, active in the CMS NPPES registry since August 25, 2005.
## Identity
- **NPI:** 1023001948 (Entity type: Individual)
- **Enumerated:** August 25, 2005
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 02005118A (Indiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 2222 N NEVADA AVE, Colorado Springs, CO 80907-6819
- **Phone:** (719) 636-9393 · **Fax:** (719) 538-2961
## 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): Rural Physicians Group - Pannu PLLC (NPI 1336720580, Canon City, CO); East Phillips County Hospital District (NPI 1912915893, Holyoke, CO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** At Still University Of Health Sciences, College Of Osteo Med, Kirksville, class of 1996
## Record status
- **NPPES last updated:** August 15, 2017
- **Other identifiers:** Medicaid 26133059 (CO); Medicare PIN C811932 (CO); Medicare UPIN 694249 (CO)
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Source: [NPI Profile](https://npiprofile.com/npi/1023001948) · Data from the CMS NPPES public registry.