IAN SEBASTIAN BACH MD
NPI 1003895293
Family Medicine in Parker, CO
About Ian Sebastian Bach Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
IAN SEBASTIAN BACH MD (NPI 1003895293) is an individual family medicine provider in Parker, Colorado, licensed in Colorado (35490) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Massachusetts Medical School (1995).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 12
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
Ian Sebastian Bach 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
2Medicare enrollment records show Ian Bach reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Aurora, CO 80016
- Reassigned Medicare billing, Colorado enrollment
- 1,270 clinicians in this Medicare group
Loveland, CO 80538
- Reassigned Medicare billing, Colorado enrollment
- 2,596 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 80134 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 10
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 Ian Bach's NPI number?
The NPI number for Ian Bach is 1003895293. It was assigned to this individual provider in the NPPES registry on January 16, 2006.
Where is Ian Bach located?
Ian Bach practices at 19964 Hilltop Rd Ste A, Parker, CO 80134. The listed phone number is (303) 841-2212.
What is Ian Bach's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Ian Bach enrolled in Medicare?
Yes. Ian Bach 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 Ian Bach's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ian Bach reassigns Medicare benefits to 2 organizations: Intermountain Medical Group Denver, LLC (Aurora, CO) and Poudre Valley Medical Group, LLC (Loveland, 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 Ian Bach's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ian Bach accept?
Health plans from UnitedHealthcare list Ian Bach 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 Ian Bach was last updated on January 12, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Ian Sebastian Bach, MD · NPI 1003895293
Family Medicine physician in Parker, Colorado. Individual provider, active in the CMS NPPES registry since January 16, 2006.
## Identity
- **NPI:** 1003895293 (Entity type: Individual)
- **Enumerated:** January 16, 2006
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 35490 (Colorado)
- **Sole proprietor:** No
## Practice location
- **Address:** 19964 HILLTOP RD STE A, Parker, CO 80134-7316
- **Phone:** (303) 841-2212 · **Fax:** (303) 841-4716
## 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): Intermountain Medical Group Denver, LLC (NPI 1639784010, Aurora, CO); Poudre Valley Medical Group, LLC (NPI 1366763260, Loveland, CO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Massachusetts Medical School, class of 1995
## Record status
- **NPPES last updated:** January 12, 2023
- **Other identifiers:** Medicaid 01354901 (CO); Medicaid 04020541 (CO); Other 276029 (CO); and 9 more
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Source: [NPI Profile](https://npiprofile.com/npi/1003895293) · Data from the CMS NPPES public registry.