Active NPI
Ross Mathew Maltz, M.D.
- Pediatric Gastroenterology Physician
- Columbus, OH
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pediatric Gastroenterology Physician
- License
- 35120780
- Practice address
- 700 Childrens Dr
Columbus, OH 43205-2664 - Phone
- (614) 722-6200
- NPI assigned
- Jul 10, 2010
- Sex
- Male
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Pediatric Gastroenterology Physician | 2080P0206X | 35120780 | OH | Primary |
| Pediatric Emergency Medicine (Pediatrics) Physician | 2080P0204X | 35120780 | OH |
Addresses
Primary practice location
700 Childrens Dr
Columbus, OH 43205-2664
Mailing address
700 Childrens Dr
Columbus, OH 43205-2664
Phone (614) 722-2000
Other practice location 1
730 W Market St
Lima, OH 45801-4602
Phone (614) 722-6200
Other practice location 2
433 N Cleveland Ave
Westerville, OH 43082-8095
Phone (614) 722-6200
Other practice location 3
7901 Diley Rd
Canal Winchester, OH 43110-9612
Phone (614) 722-6200
Other practice location 4
185 W Schrock Rd
Westerville, OH 43081-2890
Phone (614) 722-6200
Other practice location 5
4439 State Route 159
Chillicothe, OH 45601-8207
Phone (614) 722-6200
Other practice location 6
455 Executive Campus Dr
Westerville, OH 43082-8870
Phone (614) 722-2000
Other practice location 7
26 Hospital Dr
Athens, OH 45701-2471
Phone (614) 722-2000
Other practice location 8
5675 Venture Dr
Dublin, OH 43017-2159
Phone (614) 722-6200
Other practice location 9
536 S Trimble Rd
Mansfield, OH 44906-3418
Phone (614) 722-6200
Other identifiers 2
| Identifier | Type | State | Issuer |
|---|---|---|---|
| H481900 | Other | OH | CGS - MEDICARE |
| 0123810 | Medicaid | OH |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in OH
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Gastroenterology
- Education
- Other, 2010
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
700 Children'S Dr
Columbus, OH 43205-2664
Phone (614) 722-4579
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 35120780 | OH | MD | Pediatric Emergency Medicine (Pediatrics) Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Pediatric Academic Association, Inc. | Current | Accepting new patients | |
| Nationwide Children'S Hospital | Current | Accepting new patients | |
| Nationwide Children'S Hospital | Current | Accepting new patients | |
| Nationwide Children'S Hospital | Past | Accepting new patients | |
| Nationwide Children'S Hospital | Past | Accepting new patients |
Locations
Dept 781629
Detroit, MI 48278
26 Hospital Dr
Athens, OH 45701
Phone (614) 722-2530
7901 Diley Rd
Canal Winchester, OH 43110
Phone (614) 355-9050
4439 State Route 159
Chillicothe, OH 45601
Phone (740) 779-8728
Dept L289
Columbus, OH 43260
700 Childrens Dr
Columbus, OH 43205
Phone (614) 722-4411
1 Childrens Plz
Dayton, OH 45404
Phone (937) 641-3600
5675 Venture Dr
Dublin, OH 43017
Phone (614) 355-9580
730 W Market St
Lima, OH 45801
Phone (419) 226-4310
536 S Trimble Rd
Mansfield, OH 44906
Phone (419) 528-3150
455 Executive Campus Dr
Westerville, OH 43082
Phone (614) 355-6100
185 W Schrock Rd
Westerville, OH 43081
Phone (614) 355-7500
433 N Cleveland Ave
Westerville, OH 43082
Phone (614) 355-8300
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.
-
- Pediatrics Physician
- Columbus, OH
- NPI 1063419943
-
- Multi-Specialty Clinic/Center
- Columbus, OH
- NPI 1851179873
-
- Durable Medical Equipment & Medical Supplies
- Columbus, OH
- NPI 1447061262
-
- General Acute Care Hospital
- Columbus, OH
- NPI 1134152986
-
- Dental Clinic/Center
- Columbus, OH
- NPI 1407013964
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Columbus, OH
- NPI 1134152986
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1278720000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1778716800000",
"number": "1205148954",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "700 CHILDRENS DR",
"city": "COLUMBUS",
"state": "OH",
"postal_code": "432052664",
"telephone_number": "614-722-2000"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "700 CHILDRENS DR",
"city": "COLUMBUS",
"state": "OH",
"postal_code": "432052664",
"telephone_number": "614-722-6200"
}
],
"practiceLocations": [
{
"address_1": "730 W Market St",
"address_purpose": "LOCATION",
"city": "Lima",
"state": "OH",
"postal_code": "458014602",
"country_code": "US",
"telephone_number": "614-722-6200",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "433 N Cleveland Ave",
"address_purpose": "LOCATION",
"city": "Westerville",
"state": "OH",
"postal_code": "430828095",
"country_code": "US",
"telephone_number": "614-722-6200",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "7901 Diley Rd",
"address_purpose": "LOCATION",
"city": "Canal Winchester",
"state": "OH",
"postal_code": "431109612",
"country_code": "US",
"telephone_number": "614-722-6200",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "185 W Schrock Rd",
"address_purpose": "LOCATION",
"city": "Westerville",
"state": "OH",
"postal_code": "430812890",
"country_code": "US",
"telephone_number": "614-722-6200",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "4439 State Route 159",
"address_purpose": "LOCATION",
"city": "Chillicothe",
"state": "OH",
"postal_code": "456018207",
"country_code": "US",
"telephone_number": "614-722-6200",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "455 Executive Campus Dr",
"address_purpose": "LOCATION",
"city": "Westerville",
"state": "OH",
"postal_code": "430828870",
"country_code": "US",
"telephone_number": "614-722-2000",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "26 Hospital Dr",
"address_purpose": "LOCATION",
"city": "Athens",
"state": "OH",
"postal_code": "457012471",
"country_code": "US",
"telephone_number": "614-722-2000",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "5675 Venture Dr",
"address_purpose": "LOCATION",
"city": "Dublin",
"state": "OH",
"postal_code": "430172159",
"country_code": "US",
"telephone_number": "614-722-6200",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "536 S Trimble Rd",
"address_purpose": "LOCATION",
"city": "Mansfield",
"state": "OH",
"postal_code": "449063418",
"country_code": "US",
"telephone_number": "614-722-6200",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "MALTZ",
"first_name": "ROSS",
"middle_name": "MATHEW",
"credential": "M.D.",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2010-07-10",
"last_updated": "2026-05-14",
"certification_date": "2026-05-14",
"status": "A"
},
"taxonomies": [
{
"code": "2080P0206X",
"taxonomy_group": "",
"desc": "Pediatrics, Pediatric Gastroenterology",
"state": "OH",
"license": "35120780",
"primary": true
},
{
"code": "2080P0204X",
"taxonomy_group": "",
"desc": "Pediatrics, Pediatric Emergency Medicine",
"state": "OH",
"license": "35120780",
"primary": false
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "CGS - MEDICARE",
"identifier": "H481900",
"state": "OH"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "0123810",
"state": "OH"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Columbus, OH
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 14, 2026; 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.