Active NPI
Mercy Hospital Ada, Inc
- Ambulance
- Ada, OK
National Provider Identifier
1831533728
On this page
- Key facts
- Authorized official
- Owners & managing parties with NPI records1
- Other NPIs on the same Medicare enrollment1
- Affiliated clinicians300
- Care Compare: Hospital
- Medicare participation
- All disclosed owners & managing parties18
- National Provider Directory
- Specialties & licenses1
- Addresses
- NPI Registry JSON
- Other providers in Ada, OK
- Sources for this page
Key facts
NPPES NPI Registry- Primary specialty
- Ambulance
- Legal business name
- MERCY HOSPITAL ADA, INC
- Practice address
- 430 N Monte Vista St
Ada, OK 74820-4610 - Phone
- (580) 332-2323
- Fax
- (580) 421-6054
- NPI assigned
- Apr 22, 2013
- Organization subpart
- No
Authorized official
NPPES NPI Registry- Name
- Tammi Harmoning
- Title
- Cfo
- Phone
- (580) 220-6239
Owners & managing parties with NPI records 1
Owners and managing parties disclosed on this facility’s Medicare enrollment that are themselves Medicare-enrolled.
Other NPIs on the same Medicare enrollment 1
NPIs listed together on one Medicare enrollment, typically parts of the same organization.
Affiliated clinicians 300
Clinicians who list this facility as an affiliation in Medicare Care Compare.
Care Compare: Hospital
Medicare Care Compare- Listed as
- Mercy Hospital Ada
- Overall star rating
- Type
- Acute Care Hospitals
- Ownership
- Voluntary non-profit - Private
- Medicare certification status
- Active
- Emergency services
- Yes
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in OK
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| O20130703000080 | OK | Part A Provider - Hospital | 7416197066 |
1 other NPI on this enrollment This NPI is an additional NPI on the enrollment Practice locations: Pauls Valley, OK; Ada, OK |
Hospital certification: CCN 370020
- Legal name
- MERCY HOSPITAL ADA INC
- Certification status
- Active
- Provider type (POS)
- Hospital – Short-term
- Participating since
- Sep 1, 1966
- Last certification
- Oct 24, 2023
- Beds
- 159 (152 certified)
- Ownership / control type
- Private (not for profit)
- Most recent change of ownership
- Jul 1, 2013 (1 total)
- Organization structure
- Corporation
- Incorporated
- Mar 15, 2013 in OK
- Enrollment address
- 430 N Monte Vista St
Ada, OK 74820-4610 - Hospital subgroups
- Acute care, Psychiatric unit, Rehabilitation unit
Related certifications (CCN) 3
Facilities connected through Provider of Services related, parent or unit certification numbers.
-
- Medicare Defined Swing Bed Hospital Unit
- Ada, OK
- NPI 1003159187
Hospital unit
All disclosed owners & managing parties 18
Medicare enrollment filesAs disclosed on the Medicare enrollment (CMS All Owners files). Individuals include officers, directors and managing employees, who may not hold ownership.
| Name | Role | Since | Share |
|---|---|---|---|
| Jamie Wilke | Corporate Officer | Jul 1, 2024 | |
| Debra Thompson | Corporate Director | Jul 1, 2021 | |
| Justin Graham | Corporate Director | Jul 1, 2024 | |
| Jennifer Cohen | W-2 Managing Employee | May 28, 2025 | |
| Peggy James | Corporate Director | Jul 1, 2024 | |
| Audra Kay Cook | Corporate Director | Jul 1, 2022 | |
| Tammi Harmoning | Corporate Officer | May 1, 2025 | |
| W-2 Managing Employee | May 1, 2025 | ||
| Lucas William Clark | Corporate Director | Jul 1, 2022 | |
| Mercy Health | 5% Or Greater Indirect Ownership Interest | Jul 1, 2013 | 100% |
| Mercy Health Oklahoma Communities | 5% Or Greater Direct Ownership Interest | Jul 1, 2013 | 100% |
| Darlye Voss | Corporate Officer | Jul 1, 2024 | |
| Diane Koorie | Corporate Director | Jul 1, 2013 | |
| Lewellyn Jay Keel | Corporate Director | Jul 1, 2022 | |
| Michael Cody Curry | Corporate Director | Jul 1, 2020 | |
| David Lassiter | Corporate Director | Jul 1, 2021 | |
| Regina Robertston | Corporate Director | Jul 1, 2021 | |
| Brian Day | Corporate Officer | May 1, 2025 | |
| Shirley Mixon | Corporate Director | Jul 1, 2021 |
National Provider Directory
National Provider DirectorySpecialties & licenses 1
NPPES NPI Registry| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Ambulance | 341600000X | Primary |
Addresses
NPPES NPI RegistryPrimary practice location
430 N Monte Vista St
Ada, OK 74820-4610
Mailing address
430 N Monte Vista St
Ada, OK 74820-4610
Phone (580) 332-2323
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format, last updated by the provider on Apr 8, 2025.
{
"created_epoch": "1366588800000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1744070400000",
"number": "1831533728",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "430 N MONTE VISTA ST",
"city": "ADA",
"state": "OK",
"postal_code": "748204610",
"telephone_number": "580-332-2323",
"fax_number": "580-421-6054"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "430 N MONTE VISTA ST",
"city": "ADA",
"state": "OK",
"postal_code": "748204610",
"telephone_number": "580-332-2323",
"fax_number": "580-421-6054"
}
],
"practiceLocations": [],
"basic": {
"organization_name": "MERCY HOSPITAL ADA, INC",
"organizational_subpart": "NO",
"enumeration_date": "2013-04-22",
"last_updated": "2025-04-08",
"certification_date": "2025-04-08",
"status": "A",
"authorized_official_last_name": "HARMONING",
"authorized_official_first_name": "TAMMI",
"authorized_official_title_or_position": "CFO",
"authorized_official_telephone_number": "580-220-6239"
},
"taxonomies": [
{
"code": "341600000X",
"taxonomy_group": "",
"desc": "Ambulance",
"state": null,
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Ada, OK
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 8, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; facility enrollments, owners and changes of ownership; Provider of Services certification data.
- 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.