DR. KARL F LIEBERMANN D.O.
NPI 1346353687
Preventive Medicine - Addiction Medicine in Northborough, MA
About Dr. Karl F Liebermann D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. KARL F LIEBERMANN D.O. (NPI 1346353687) is an individual addiction medicine provider in Northborough, Massachusetts, licensed in Massachusetts (249400) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Umass Memorial Medical Center/university Campus, and is a graduate of University Of New England, College Of Osteo Medicine (2002).
NPPES Registry Identity
Specialties & Licenses 3
Other Identifiers 4
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
Dr. Karl F Liebermann D.o. 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 Karl Liebermann reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Northborough, MA 01532
- Reassigned Medicare billing, Massachusetts enrollment
Worcester, MA 01605
- Reassigned Medicare billing, Massachusetts enrollment
- 24 clinicians in this Medicare group
Devens, MA 01434
- Reassigned Medicare billing, Massachusetts enrollment
- 76 clinicians in this Medicare group
Rochdale, MA 01542
- Reassigned Medicare billing, Massachusetts enrollment
- 4 clinicians in this Medicare group
Westwood, MA 02090
- Reassigned Medicare billing, Massachusetts enrollment
- 22 clinicians in this Medicare group
Stoughton, MA 02072
- Reassigned Medicare billing, Massachusetts enrollment
- 337 clinicians in this Medicare group
Brockton, MA 02301
- Reassigned Medicare billing, Massachusetts enrollment
- 173 clinicians in this Medicare group
Holyoke, MA 01040
- Reassigned Medicare billing, Massachusetts enrollment
- 77 clinicians in this Medicare group
New Bedford, MA 02740
- Reassigned Medicare billing, Massachusetts enrollment
- 99 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Umass Memorial Medical Center/University Campus
Acute Care Hospitals · Worcester, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 01532 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
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 Karl Liebermann's NPI number?
The NPI number for Karl Liebermann is 1346353687. It was assigned to this individual provider in the NPPES registry on August 17, 2006.
Where is Karl Liebermann located?
Karl Liebermann practices at 112 Main St Ste 104, Northborough, MA 01532. The listed phone number is (508) 691-6086.
What is Karl Liebermann's specialty?
The primary specialty registered for this NPI is Preventive Medicine, specializing in Addiction Medicine, with taxonomy code 2083A0300X.
Is Karl Liebermann enrolled in Medicare?
Yes. Karl Liebermann 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 Karl Liebermann's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Karl Liebermann reassigns Medicare benefits to 9 organizations: Acorn Health Services, PC (Northborough, MA), Lianne Inc (Worcester, MA), Devens Treatment & Recovery Center, LLC (Devens, MA), Pax Healing, LLC (Rochdale, MA), Bond Medical Consultants (Westwood, MA) 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 Karl Liebermann's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Karl Liebermann accept?
Health plans from Anthem Blue Cross and Blue Shield list Karl Liebermann 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 Karl Liebermann affiliated with any hospitals?
According to CMS data, Karl Liebermann is affiliated with Umass Memorial Medical Center/University Campus.
When was this NPI record last updated?
The NPPES record for Karl Liebermann was last updated on February 9, 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.
# Dr. Karl F Liebermann, D.O. · NPI 1346353687
Addiction Medicine physician in Northborough, Massachusetts. Individual provider, active in the CMS NPPES registry since August 17, 2006.
## Identity
- **NPI:** 1346353687 (Entity type: Individual)
- **Enumerated:** August 17, 2006
- **Primary specialty:** Preventive Medicine - Addiction Medicine · taxonomy 2083A0300X
- **State license:** 249400 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 112 MAIN ST STE 104, Northborough, MA 01532-2388
- **Phone:** (508) 691-6086 · **Fax:** (508) 691-6089
## 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): Acorn Health Services, PC (NPI 1477073138, Northborough, MA); Lianne Inc (NPI 1457773541, Worcester, MA); Devens Treatment & Recovery Center, LLC (NPI 1811473267, Devens, MA); Pax Healing, LLC (NPI 1013755438, Rochdale, MA); Bond Medical Consultants (NPI 1629479472, Westwood, MA); and 4 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of New England, College Of Osteo Medicine, class of 2002
## Record status
- **NPPES last updated:** February 9, 2025
- **Other identifiers:** Other 5996726002; Medicaid 432373499 (ME); Other 4218213; and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1346353687) · Data from the CMS NPPES public registry.