Active NPI
Shelly Marie Grellmann, DPT
- Physical Therapist
- Dayton, OH
National Provider Identifier
1235778556
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Physical Therapist
- License
- PT019701
- Practice address
- 1 Reynolds Way
Dayton, OH 45430-1586 - Phone
- (937) 485-9401
- NPI assigned
- Jan 3, 2020
- 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 |
|---|---|---|---|---|
| Physical Therapist | 225100000X | 5501019417 | MI | |
| Physical Therapist | 225100000X | PT019701 | OH | Primary |
Addresses
Primary practice location
1 Reynolds Way
Dayton, OH 45430-1586
Mailing address
6480 Harrison Ave Ste 201
Cincinnati, OH 45247-7961
Phone (137) 131-7795
Other practice location 1
824 Murlin Ave
Celina, OH 45822-2459
Phone (419) 584-7111
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 0007779 | Medicaid | OH |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 5501019417 | MI | MD | Physical Therapist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Connecticut General Life Insurance Company (Cglic) | Past | Accepting new patients | |
| Quad/Med, LLC | Past | Accepting new patients | |
| Connecticut General Life Insurance Company (Cglic) | Past | Accepting new patients | |
| Quad/Med, LLC | Past | Accepting new patients |
Interoperability endpoints
- shelly.grellman.p1@direct.beaconortho.nextgenshare.com
Organizations & group practices 4
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.
-
- Clinic/Center
- Kettering, OH
- NPI 1295022234
-
- Clinic/Center
- Celina, OH
- NPI 1366726879
-
- Primary Care Clinic/Center
- Celina, OH
- NPI 1164906608
-
- Primary Care Clinic/Center
- Dayton, OH
- NPI 1457835076
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1578009600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1770336000000",
"number": "1235778556",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "6480 HARRISON AVE STE 201",
"city": "CINCINNATI",
"state": "OH",
"postal_code": "452477961",
"telephone_number": "137-131-7795",
"fax_number": "513-854-9921"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1 REYNOLDS WAY",
"city": "DAYTON",
"state": "OH",
"postal_code": "454301586",
"telephone_number": "937-485-9401"
}
],
"practiceLocations": [
{
"address_1": "824 Murlin Ave",
"address_purpose": "LOCATION",
"city": "Celina",
"state": "OH",
"postal_code": "458222459",
"country_code": "US",
"telephone_number": "419-584-7111",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "GRELLMANN",
"first_name": "SHELLY",
"middle_name": "MARIE",
"credential": "DPT",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2020-01-03",
"last_updated": "2026-02-06",
"certification_date": "2026-02-06",
"status": "A"
},
"taxonomies": [
{
"code": "225100000X",
"taxonomy_group": "",
"desc": "Physical Therapist",
"state": "MI",
"license": "5501019417",
"primary": false
},
{
"code": "225100000X",
"taxonomy_group": "",
"desc": "Physical Therapist",
"state": "OH",
"license": "PT019701",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "0007779",
"state": "OH"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Dayton, OH
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 6, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.