Quick answers
- Does Maggie O. Han accept Medicare assignment?
- Medicare's clinician data says Maggie O. Han may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Maggie O. Han see?
- In 2024, CMS data shows 13 Original Medicare patients and 43 services for Maggie O. Han. This counts Original Medicare only and measures volume, not quality.
- What is Maggie O. Han's NPI number?
- 1538351309. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Maggie O. Han, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 13 |
|---|---|
| Services billed to Medicare | 43 |
| Different services or procedures | 3 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Psychotherapy, 30 minutes (90832)25 services
- Psychiatric diagnostic evaluation (90791)11 services
Practice locations
Addresses where Maggie O. Han is enrolled with Medicare (CMS data updated October 2, 2026).
- 111 E 210th StBronx, NY 10467 (866) 633‑8255
Group practices
Medicare enrollment lists Maggie O. Han as a member of this group (CMS data updated October 2, 2026).
- Montefiore Medical Center2,820 clinicians in the group
Specialties
- Clinical Social Workerprimary
Other clinical social workers in Bronx
Clinicians with the same Medicare primary specialty in Bronx, NY — not a recommendation.
Other clinicians in Montefiore Medical Center
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CSW |
|---|---|
| Graduation year | 1988 |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1538351309 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians