DR. ANDREW TANNENBAUM M.D.
NPI 1972867315
Radiology - Vascular & Interventional Radiology in Harvard, IL
About Dr. Andrew Tannenbaum M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ANDREW TANNENBAUM M.D. (NPI 1972867315) is an individual vascular & interventional radiology provider in Harvard, Illinois, licensed in Illinois (036147111) and active in the NPI registry since June 2012. He is enrolled in Medicare PECOS, is affiliated with Javon Bea Hospital, and maintains 6 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Locations 6
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. Andrew Tannenbaum M.d. 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
7Medicare enrollment records show Andrew Tannenbaum reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Harvard, IL 60033
- Reassigned Medicare billing, Illinois enrollment
- 382 clinicians in this Medicare group
Rockford, IL 61114
- Reassigned Medicare billing, Illinois enrollment
- 1,375 clinicians in this Medicare group
Janesville, WI 53548
- Reassigned Medicare billing, Illinois enrollment
- 671 clinicians in this Medicare group
Freeport, IL 61032
- Reassigned Medicare billing, Illinois enrollment
- 391 clinicians in this Medicare group
Freeport, IL 61032
- Reassigned Medicare billing, Illinois enrollment
- 478 clinicians in this Medicare group
Olympia Fields, IL 60461
- Reassigned Medicare billing, Illinois enrollment
- 228 clinicians in this Medicare group
Shenandoah, TX 77380
- Reassigned Medicare billing, Illinois enrollment
- 28 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 11
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.
Javon Bea Hospital
Acute Care Hospitals · Rockford, ILMercyhealth Hospital & Physician Clinic-Crystal La
Acute Care Hospitals · Crystal Lake, ILMercy Harvard Hospital
Critical Access Hospitals · Harvard, ILMercy Health System Corp
Acute Care Hospitals · Janesville, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60033 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
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.
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 Andrew Tannenbaum's NPI number?
The NPI number for Andrew Tannenbaum is 1972867315. It was assigned to this individual provider in the NPPES registry on June 29, 2012.
Where is Andrew Tannenbaum located?
Andrew Tannenbaum practices at 901 Grant St, Harvard, IL 60033. The listed phone number is (815) 943-5431.
What is Andrew Tannenbaum's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Vascular & Interventional Radiology, with taxonomy code 2085R0204X.
Is Andrew Tannenbaum enrolled in Medicare?
Yes. Andrew Tannenbaum 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 Andrew Tannenbaum's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Tannenbaum reassigns Medicare benefits to 7 organizations: Mercy Harvard Hospital Inc (Harvard, IL), Rockford Health Physicians (Rockford, IL), Mercy Health System Corporation (Janesville, WI), Freeport Regional Health Care Foundation (Freeport, IL), Freeport Memorial Hospital (Freeport, IL) and 2 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 Andrew Tannenbaum's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Andrew Tannenbaum accept?
Health plans from Anthem Blue Cross and Blue Shield and Blue Cross and Blue Shield of Texas list Andrew Tannenbaum 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 Andrew Tannenbaum affiliated with any hospitals?
According to CMS data, Andrew Tannenbaum is affiliated with Javon Bea Hospital, Mercyhealth Hospital & Physician Clinic-Crystal La, Mercy Harvard Hospital and Mercy Health System Corp.
When was this NPI record last updated?
The NPPES record for Andrew Tannenbaum was last updated on April 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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. Andrew Tannenbaum, M.D. · NPI 1972867315
Vascular & Interventional Radiology physician in Harvard, Illinois. Individual provider, active in the CMS NPPES registry since June 29, 2012.
## Identity
- **NPI:** 1972867315 (Entity type: Individual)
- **Enumerated:** June 29, 2012
- **Primary specialty:** Radiology - Vascular & Interventional Radiology · taxonomy 2085R0204X
- **State license:** 036147111 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 901 GRANT ST, Harvard, IL 60033-1821
- **Phone:** (815) 943-5431 · **Fax:** (815) 943-0659
## 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:** 7 organizations under Medicare reassignment (form CMS-855R): Mercy Harvard Hospital Inc (NPI 1427001445, Harvard, IL); Rockford Health Physicians (NPI 1043242886, Rockford, IL); Mercy Health System Corporation (NPI 1598718603, Janesville, WI); Freeport Regional Health Care Foundation (NPI 1457337016, Freeport, IL); Freeport Memorial Hospital (NPI 1447228788, Freeport, IL); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Boston University School Of Medicine, class of 2012
## Record status
- **NPPES last updated:** April 1, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1972867315) · Data from the CMS NPPES public registry.