Michelle Marie Montalbano, M.D.
NPI 1437104544ActiveIndividual· Allergy & Immunology· Tulsa, OK
Allergy & Immunology (M.D.) in Tulsa, Oklahoma, trained at University of Oklahoma College of Medicine (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $390,932 for 800 claims, against $28,998 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 24 companies reporting payments in 2025, $2,378 in all, mostly food and beverage.
Overview
| NPI | 1437104544 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 24, 2006 |
| Last updated in NPPES | Jul 24, 2026 |
| Certified by provider | Jul 24, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology Primary | 207K00000X | MD00045790 | WA |
| Pediatrics | 208000000X | MD00045790 | WA |
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 - Allergy/Immunology (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 57 |
|---|---|
| Services billed | 1,996 across 24 procedure codes |
| Paid by Medicare | $28,998 |
Part D prescriptions in 2024
| Prescriptions (claims) | 800 · 1,057 30-day fills |
|---|---|
| Patients | 95 |
| Total drug cost | $390,932 |
| Generic share | 65% of claims |
Education and affiliations
| Medical school | University of Oklahoma College of Medicine |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Allergy/Immunology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- T.L. Carey, M.D. and Associates, Inc.Tulsa, OK · 6 clinicians
Hospital affiliation
- Saint Francis Hospital, IncTulsa, OK
Industry payments (Open Payments)
- 2025$2,378 · 127 payments from 24 companies
- 2024$1,843 · 99 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $650.30 | 40 |
| Genzyme Corporation | $351.92 | 20 |
| Novartis Pharmaceuticals Corporation | $257.93 | 13 |
| Sanofi-Aventis U.S. LLC | $197.99 | 2 |
| Glaxosmithkline, LLC. | $124.36 | 8 |
What the 2025 payments were for
- Food and Beverage$2,146 · 124 payments
- Education$231.99 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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