Active NPI
Rachel Tonnis, MD
- Pediatric Cardiology Physician
- Columbus, OH
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pediatric Cardiology Physician
- License
- 35.145443
- Practice address
- 700 Childrens Dr
Columbus, OH 43205-2664 - Phone
- (614) 722-6200
- NPI assigned
- May 7, 2019
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Pediatric Cardiology Physician | 2080P0202X | 35.145443 | OH | Primary |
| Pediatrics Physician | 208000000X | 35.145443 | 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
1711 27th St
Portsmouth, OH 45662-2654
Phone (614) 722-6200
Other practice location 2
4439 State Route 159
Chillicothe, OH 45601-8207
Phone (614) 722-6200
Other practice location 3
1818 Chapel Dr
Findlay, OH 45840-1335
Phone (614) 722-6200
Other practice location 4
7853 Pacer Dr
Delaware, OH 43015-7571
Phone (614) 722-6200
Other practice location 5
5665 Venture Dr
Dublin, OH 43017-2159
Phone (614) 722-6200
Other practice location 6
7901 Diley Rd
Canal Winchester, OH 43110-9612
Phone (614) 722-6200
Other practice location 7
455 Executive Campus Dr
Westerville, OH 43082-8870
Phone (614) 722-6200
Other practice location 8
536 S Trimble Rd
Mansfield, OH 44906-3418
Phone (614) 722-6200
Other practice location 9
830 W High St
Lima, OH 45801-3971
Phone (614) 722-6200
Other practice location 10
1069 Delaware Ave
Marion, OH 43302-1400
Phone (614) 722-6200
Other practice location 11
26 Hospital Dr
Athens, OH 45701-2471
Phone (614) 722-6200
Other practice location 12
740 Adair Ave
Zanesville, OH 43701-2838
Phone (614) 722-6200
Other practice location 13
1 Childrens Plz
Dayton, OH 45404-1873
Phone (614) 722-6200
Other practice location 14
11 John Lloyd Evans Memorial Dr
Nelsonville, OH 45764-2523
Phone (614) 722-6200
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 0038911 | Medicaid | OH |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Care Compare profile
Medicare Care Compare- Specialty
- Cardiovascular Disease (Cardiology)
- Education
- University of Cincinnati College of Medicine, 2019
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
700 Childrens Dr
Columbus, OH 43205-2639
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 35.145443 | OH | MD | Pediatrics Physician |
Interoperability endpoints
- rtonnis91175@direct.phhs.org
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1557187200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1785110400000",
"number": "1851956692",
"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": "1711 27th St",
"address_purpose": "LOCATION",
"city": "Portsmouth",
"state": "OH",
"postal_code": "456622654",
"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": "1818 Chapel Dr",
"address_purpose": "LOCATION",
"city": "Findlay",
"state": "OH",
"postal_code": "458401335",
"country_code": "US",
"telephone_number": "614-722-6200",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "7853 Pacer Dr",
"address_purpose": "LOCATION",
"city": "Delaware",
"state": "OH",
"postal_code": "430157571",
"country_code": "US",
"telephone_number": "614-722-6200",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "5665 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": "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": "455 Executive Campus Dr",
"address_purpose": "LOCATION",
"city": "Westerville",
"state": "OH",
"postal_code": "430828870",
"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"
},
{
"address_1": "830 W High St",
"address_purpose": "LOCATION",
"city": "Lima",
"state": "OH",
"postal_code": "458013971",
"country_code": "US",
"telephone_number": "614-722-6200",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1069 Delaware Ave",
"address_purpose": "LOCATION",
"city": "Marion",
"state": "OH",
"postal_code": "433021400",
"country_code": "US",
"telephone_number": "614-722-6200",
"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": "614-722-6200",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "740 Adair Ave",
"address_purpose": "LOCATION",
"city": "Zanesville",
"state": "OH",
"postal_code": "437012838",
"country_code": "US",
"telephone_number": "614-722-6200",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1 Childrens Plz",
"address_purpose": "LOCATION",
"city": "Dayton",
"state": "OH",
"postal_code": "454041873",
"country_code": "US",
"telephone_number": "614-722-6200",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "11 John Lloyd Evans Memorial Dr",
"address_purpose": "LOCATION",
"city": "Nelsonville",
"state": "OH",
"postal_code": "457642523",
"country_code": "US",
"telephone_number": "614-722-6200",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "TONNIS",
"first_name": "RACHEL",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2019-05-07",
"last_updated": "2026-07-27",
"certification_date": "2026-07-27",
"status": "A"
},
"taxonomies": [
{
"code": "2080P0202X",
"taxonomy_group": "",
"desc": "Pediatrics, Pediatric Cardiology",
"state": "OH",
"license": "35.145443",
"primary": true
},
{
"code": "208000000X",
"taxonomy_group": "",
"desc": "Pediatrics",
"state": "OH",
"license": "35.145443",
"primary": false
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "0038911",
"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 Jul 27, 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.