Nicholas Edward Wirtz, M.D.

Individual provider Active NPI Otolaryngology Physician · Merriam, KS

NPI 1588920144 · NPPES record last updated May 29, 2026

Key facts

NPI
1588920144
Entity type
Individual (NPI type 1)
Primary specialty
Otolaryngology Physician 207Y00000X
License
04-41067 (KS)
Practice address
6815 Frontage Rd
Merriam, KS 66204-1398
Phone
(913) 721-3387
Fax
(816) 875-2598
NPI assigned
Apr 9, 2012
Sex
Male
Sole proprietor
No

Organizations & group practices 12

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.

Hospital & facility affiliations 6

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

Medicare Care Compare profile

Specialty
Otolaryngology
Education
University of Missouri, Columbia School of Medicine, 2012
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Cass Regional Medical Center (44 clinicians)
Ascentist Physicians Group LLC (111 clinicians)

Practice addresses (Care Compare)

2800 E Rock Haven Rd
Harrisonville, MO 64701-4411
Phone (816) 380-5888

2820 E Rock Haven Rd
Harrisonville, MO 64701-4414

4880 NE Goodview Cir
Lees Summit, MO 64064-1996
Phone (816) 478-4200

6815 Frontage Rd
Suite a
Overland Park, KS 66204-1555
Phone (913) 721-3387

Hospital & facility affiliations

  • Ascentist Hospital LLC Hospital · Leawood, KS · CCN 170194
  • Adventhealth Shawnee Mission Hospital · Shawnee Mission, KS · CCN 170104
  • Research Medical Center Hospital · Kansas City, MO · CCN 260027
  • Cass Regional Medical Center Hospital · Harrisonville, MO · CCN 261324
  • Menorah Medical Center Hospital · Overland Park, KS · CCN 170182

Merit-based Incentive Payment System (MIPS)

Final score
81.19 of 100 (group)
Quality
72.61
Promoting interoperability
100
Improvement activities
30

Procedures performed for Medicare patients

ProcedureNumber of procedures
Spinal fusion1-10
Melanoma (skin cancer) excision1-10
Skin biopsy1-10

Medicare participation

Medicare fee-for-service enrollment
Enrolled (2 enrollments) in MO, KS
Eligible to order & refer
Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: Yes

Medicare enrollment records

Enrollment IDStateProvider typePAC IDDetails
I20180814001931 MO Practitioner - Otolaryngology 1951604834 Reassigns benefits to 2 organizations
I20180905002684 KS Practitioner - Otolaryngology 1951604834 Reassigns benefits to 1 organization

National Provider Directory

Medicare enrollment (NPD)
Yes
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
04-41067KSMDOtolaryngology Physician
2018016643MOMDOtolaryngology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University of Pittsburgh Physicians Current
since Jul 1, 2017
Accepting new patients
University of Pittsburgh Physicians Otolaryngology Current
since Jul 1, 2017
Accepting new patients
Cass Regional Medical Center Current
since Nov 1, 2018
Accepting new patients
Cass Regional Medical Center Current
since Nov 1, 2018
Accepting new patients
Ascentist Physicians Group, LLC Otolaryngology Current
since Sep 1, 2018
Accepting new patients
University of Pittsburgh Physicians Current Accepting new patients
Kansas City Gastroenterology & Hepatology Physicians Group, LLC Past
since Jun 1, 2022
Accepting new patients

Locations

2300 Hutton Rd
Ste 106
Kansas City, KS 66109
Phone (913) 728-0386

4901 College Blvd
Leawood, KS 66211
Phone (816) 836-2200

6815 Frontage Rd
Ste B
Overland Park, KS 66204
Phone (816) 875-2604

5101 College Blvd
Overland Park, KS 66211

6815 Frontage Rd
Ste A
Overland Park, KS 66204
Phone (913) 348-6725

6815 Frontage Rd
Shawnee Mission, KS 66204
Phone (913) 318-3800

17067 S Outer Rd
Ste 200
Belton, MO 64012
Phone (816) 348-4270

2820 E Rock Haven Rd
Ste 210
Harrisonville, MO 64701
Phone (816) 380-7470

2800 E Rock Haven Rd
Harrisonville, MO 64701
Phone (816) 380-3474

2000 SE Blue Pkwy
Ste 110
Lees Summit, MO 64063

3340 NE Ralph Powell Rd
Ste B
Lees Summit, MO 64064
Phone (816) 875-2607

4880 NE Goodview Cir
Lees Summit, MO 64064
Phone (816) 246-1456

200 Lothrop St
Ste 300
Pittsburgh, PA 15213
Phone (412) 647-2100

2 Hot Metal St
#One
Pittsburgh, PA 15203
Phone (412) 432-5864

Interoperability endpoints

  • Direct secure messaging: nicholas.wirtz.1@12752.direct.athenahealth.com
  • Direct secure messaging: nicholas.wirtz@cassregional.direct-ci.com

Specialties & licenses

Specialty (taxonomy)CodeLicenseStatePrimary
Otolaryngology Physician 207Y00000X 2018016643 MO
Otolaryngology Physician 207Y00000X 04-41067 KS Yes

Addresses

Primary practice location

6815 Frontage Rd
Merriam, KS 66204-1398

Mailing address

5101 College Blvd
Leawood, KS 66211-1614
Phone (913) 721-3387

Other practice location 1

2800 E Rock Haven Rd
Harrisonville, MO 64701-4411
Phone (816) 380-5888

Other practice location 2

2340 E Meyer Blvd Ste 390
Kansas City, MO 64132-1129
Phone (816) 478-4200

Electronic endpoints

TypeEndpointUseAffiliation
Direct Messaging Address nicholas.wirtz.1@12752.direct.athenahealth.com Direct
Direct Messaging Address nicholas.wirtz.1@12752.direct.athenahealth.com Direct

Other providers in Merriam, KS

All providers in Merriam, KS · Otolaryngology Physician in Kansas

Sources for this page

Verify at the official NPI Registry.