SPENCER THOMAS BERTRAM MD
NPI 1205876513
Pain Medicine - Interventional Pain Medicine in Midland, MI
About Spencer Thomas Bertram Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SPENCER THOMAS BERTRAM MD (NPI 1205876513) is an individual interventional pain medicine provider in Midland, Michigan, licensed in Michigan (4301085355) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Mymichigan Medical Center Alma, and is a graduate of Other (2000).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 7
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
Spencer Thomas Bertram 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
9Medicare enrollment records show Spencer Bertram reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Midland, MI 48670
- Reassigned Medicare billing, Michigan enrollment
- 536 clinicians in this Medicare group
Saint Louis, MI 48880
- Reassigned Medicare billing, Michigan enrollment
- 258 clinicians in this Medicare group
Clare, MI 48617
- Reassigned Medicare billing, Michigan enrollment
- 159 clinicians in this Medicare group
West Branch, MI 48661
- Reassigned Medicare billing, Michigan enrollment
- 179 clinicians in this Medicare group
Lapeer, MI 48446
- Reassigned Medicare billing, Michigan enrollment
- 145 clinicians in this Medicare group
Alpena, MI 49707
- Reassigned Medicare billing, Michigan enrollment
- Also billed through NPI 1467529404 (Michigan)
- 219 clinicians in this Medicare group
Kincheloe, MI 49788
- Reassigned Medicare billing, Michigan enrollment
- 185 clinicians in this Medicare group
Findlay, OH 45840
- Reassigned Medicare billing, Michigan enrollment
- 18 clinicians in this Medicare group
- Reassigned Medicare billing, Wisconsin enrollment
- 4 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 8
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.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mymichigan Medical Center Alma
Acute Care Hospitals · Alma, MIMymichigan Medical Center Clare
Acute Care Hospitals · Clare, MIMymichigan Medical Center Midland
Acute Care Hospitals · Midland, MIMymichigan Medical Center Gladwin
Critical Access Hospitals · Gladwin, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48640 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.
MIDLAND, MI 48640
MIDLAND, MI 48640
MIDLAND, MI 48640
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 Spencer Bertram's NPI number?
The NPI number for Spencer Bertram is 1205876513. It was assigned to this individual provider in the NPPES registry on June 7, 2006.
Where is Spencer Bertram located?
Spencer Bertram practices at 555 W Wackerly St, Midland, MI 48640. The listed phone number is (989) 832-4202.
What is Spencer Bertram's specialty?
The primary specialty registered for this NPI is Pain Medicine, specializing in Interventional Pain Medicine, with taxonomy code 208VP0014X.
Is Spencer Bertram enrolled in Medicare?
Yes. Spencer Bertram 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 Spencer Bertram's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Spencer Bertram reassigns Medicare benefits to 9 organizations: Mymichigan Medical Center Midland (Midland, MI), Mymichigan Medical Center Alma (Saint Louis, MI), Mymichigan Medical Center Clare (Clare, MI), Mymichigan Medical Center West Branch (West Branch, MI), Anesthesia Services Associates, PC (Lapeer, MI) and 4 more organizations, listed in the Medicare section above. 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 Spencer Bertram's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Spencer Bertram accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 1 other insurer list Spencer Bertram 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.
Is Spencer Bertram affiliated with any hospitals?
According to CMS data, Spencer Bertram is affiliated with Mymichigan Medical Center Alma, Mymichigan Medical Center Clare, Mymichigan Medical Center Midland and Mymichigan Medical Center Gladwin.
When was this NPI record last updated?
The NPPES record for Spencer Bertram was last updated on January 5, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Spencer Thomas Bertram, MD · NPI 1205876513
Interventional Pain Medicine physician in Midland, Michigan. Individual provider, active in the CMS NPPES registry since June 7, 2006.
## Identity
- **NPI:** 1205876513 (Entity type: Individual)
- **Enumerated:** June 7, 2006
- **Primary specialty:** Pain Medicine - Interventional Pain Medicine · taxonomy 208VP0014X
- **State license:** 4301085355 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 555 W WACKERLY ST, Midland, MI 48640-4722
- **Phone:** (989) 832-4202
## 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:** 9 organizations under Medicare reassignment (form CMS-855R): Mymichigan Medical Center Midland (NPI 1205889490, Midland, MI); Mymichigan Medical Center Alma (NPI 1255316832, Saint Louis, MI); Mymichigan Medical Center Clare (NPI 1134394026, Clare, MI); Mymichigan Medical Center West Branch (NPI 1518418292, West Branch, MI); Anesthesia Services Associates, PC (NPI 1497797153, Lapeer, MI); and 4 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2000
## Record status
- **NPPES last updated:** January 5, 2022
- **Other identifiers:** Other 502512712 (MI); Other 1023407 (MI); Other 1338919; and 4 more
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Source: [NPI Profile](https://npiprofile.com/npi/1205876513) · Data from the CMS NPPES public registry.