Active NPI
Mayy Chahla, M.D.
- Hospitalist Physician
- Iowa City, IA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Hospitalist Physician
- License
- 86288-20
- Practice address
- 200 Hawkins Dr
Iowa City, IA 52242 - Phone
- (319) 356-4241
- Fax
- (319) 356-3086
- NPI assigned
- Mar 27, 2007
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | D67621 | MD | |
| Hospitalist Physician | 208M00000X | MD-39846 | IA | |
| Internal Medicine Physician | 207R00000X | 39846 | IA | |
| Hospitalist Physician | 208M00000X | 86288-20 | WI | Primary |
Addresses
Primary practice location
200 Hawkins Dr
Iowa City, IA 52242
Mailing address
7974 Uw Health CT
Middleton, WI 53562-5531
Other practice location 1
600 Highland Ave
Madison, WI 53792-0001
Phone (608) 263-6400
Other practice location 2
4602 Eastpark Blvd
Madison, WI 53718-2002
Phone (608) 263-6400
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 018369500 | Medicaid | MD |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in WI
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: No
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Hospitalist
- Education
- Other, 2005
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
600 Highland Ave
Madison, WI 53792-0001
Phone (608) 263-6400
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 39846 | IA | MD | Internal Medicine Physician |
| 86288-20 | WI | MD | Hospitalist Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Greater Baltimore Medical Center, Inc. | Internal Medicine | Current | Accepting new patients |
| Greater Baltimore Medical Center, Inc | Current | Accepting new patients | |
| University of Wisconsin Medical Foundation, Inc | Current | Accepting new patients | |
| Greater Baltimore Medical Center, Inc. | Current | Accepting new patients | |
| University of Wisconsin Medical Foundation, Inc | Current | Accepting new patients |
Locations
6565 N Charles St
Ste 203
Towson, MD 21204
Phone (410) 828-3760
6569 N Charles St
Ste 505
Towson, MD 21204
Phone (443) 849-2196
600 Highland Ave
Madison, WI 53792
Phone (608) 263-0325
4602 Eastpark Blvd
Madison, WI 53718
Phone (608) 263-7540
7974 Uw Health Ct
Middleton, WI 53562
Phone (608) 829-5270
Interoperability endpoints
- mchahla63182@gbmcdirect.org
Organizations & group practices 5
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Multi-Specialty Clinic/Center
- Middleton, WI
- NPI 1598784555
-
- Obstetrics & Gynecology Physician
- Baltimore, MD
- NPI 1891855763
-
- Hospitalist Physician
- Baltimore, MD
- NPI 1275578106
Internal Medicine
-
- Sleep Medicine (Internal Medicine) Physician
- Baltimore, MD
- NPI 1538029731
-
- Health Educator
- Madison, WI
- NPI 1487414082
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Madison, WI
- NPI 1922043744
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1174953600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1765324800000",
"number": "1982722146",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "7974 UW HEALTH CT",
"city": "MIDDLETON",
"state": "WI",
"postal_code": "535625531"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "200 HAWKINS DR",
"city": "IOWA CITY",
"state": "IA",
"postal_code": "52242",
"telephone_number": "319-356-4241",
"fax_number": "319-356-3086"
}
],
"practiceLocations": [
{
"address_1": "600 Highland Ave",
"address_purpose": "LOCATION",
"city": "Madison",
"state": "WI",
"postal_code": "537920001",
"country_code": "US",
"telephone_number": "608-263-6400",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "4602 Eastpark Blvd",
"address_purpose": "LOCATION",
"city": "Madison",
"state": "WI",
"postal_code": "537182002",
"country_code": "US",
"telephone_number": "608-263-6400",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "CHAHLA",
"first_name": "MAYY",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2007-03-27",
"last_updated": "2025-12-10",
"certification_date": "2025-12-10",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "MD",
"license": "D67621",
"primary": false
},
{
"code": "208M00000X",
"taxonomy_group": "",
"desc": "Hospitalist",
"state": "IA",
"license": "MD-39846",
"primary": false
},
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "IA",
"license": "39846",
"primary": false
},
{
"code": "208M00000X",
"taxonomy_group": "",
"desc": "Hospitalist",
"state": "WI",
"license": "86288-20",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "018369500",
"state": "MD"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Iowa City, IA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 10, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.