Joanne Michelle Kahlenberg, M.D., PH.D
NPI 1477766897ActiveIndividual· Internal Medicine, Rheumatology· Ann Arbor, MI
Internal Medicine, Rheumatology (M.D., PH.D) in Ann Arbor, Michigan, trained at Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University (class of 2006). Their prescriptions cost Medicare Part D more than their services did: $846,255 for 498 claims, against $7,549 paid for services in 2024. Genentech, Inc. was the largest of 6 companies reporting payments in 2025, $16,124 in all, mostly consulting fees.
Overview
| NPI | 1477766897 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., PH.D |
| Sole proprietor | No |
| NPI issued | May 8, 2007 |
| Last updated in NPPES | Jul 7, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | 4301093324 | MI |
| Internal Medicine | 207R00000X | 57.011503 | OH |
| Internal Medicine | 207R00000X | 4301093324 | MI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Rheumatology (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 75 |
|---|---|
| Services billed | 138 across 15 procedure codes |
| Paid by Medicare | $7,549 |
Part D prescriptions in 2024
| Prescriptions (claims) | 498 · 937 30-day fills |
|---|---|
| Patients | 86 |
| Total drug cost | $846,255 |
| Generic share | 69% of claims |
Education and affiliations
| Medical school | Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Rheumatology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Regents of the University of MichiganAnn Arbor, MI · 3,346 clinicians
Hospital affiliation
- University of Michigan Health SystemAnn Arbor, MI
Industry payments (Open Payments)
- 2025$16,124 · 9 payments from 6 companies
- 2024$11,166 · 7 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genentech, Inc. | $7,058 | 3 |
| Biogen, Inc. | $2,998 | 1 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $2,610 | 1 |
| Emd Serono Research & Development Institute, Inc. | $2,378 | 2 |
| Boehringer Ingelheim International Gmbh | $580.00 | 1 |
What the 2025 payments were for
- Consulting Fee$14,966 · 7 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$1,000 · 1 payment
- Food and Beverage$158.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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