Individual provider Active NPI

Mark E Nielson, MD

  • Anesthesiology Physician
  • Muncie, IN
National Provider Identifier
1942407838
Registry record updated Dec 4, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
01067783A Issued in IN
Practice address
2401 W University Ave
Muncie, IN 47303-3428
Phone
(765) 751-2649
Fax
(765) 281-6671
NPI assigned
Jul 2, 2007
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 4, 2024

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Pain Medicine (Anesthesiology) Physician 207LP2900X 01067783A IN
Anesthesiology Physician 207L00000X 01067783A IN Primary

Addresses

Primary practice location

2401 W University Ave
Muncie, IN 47303-3428

Mailing address

250 N Shadeland Ave
Indianapolis, IN 46219-4959

Other practice location 1

1701 N Senate Blvd
Anesthesia Dept
Indianapolis, IN 46202-1239
Phone (317) 614-9641

Other identifiers 2

IdentifierTypeStateIssuer
Q00370660OtherINRAILROAD PTAN
300030750MedicaidIN

Electronic endpoints 2

TypeEndpointUseAffiliation
Direct Messaging Address mnielso1@direct.iuhealth.org
Direct Messaging Address mnielso1@direct.iuhealth.org Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IN, TX2 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20110524000071 IN Practitioner - AnesthesiologyPractitioner - Pain Management 2668658808 Reassigns benefits to 13 organizations
I20210614002625 TX Practitioner - AnesthesiologyPractitioner - Pain Management 2668658808 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
AnesthesiologyAlso: Pain Management
Education
Indiana University School of Medicine, 2007
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Iu Health Medical Group LLCGroup PAC ID 9638617913, 4,382 clinicians
Cep America - Anesthesia PCGroup PAC ID 3678897915, 849 clinicians

Practice addresses (Care Compare)

1701 N Senate Blvd
Indianapolis, IN 46202-1239
Phone (888) 484-3258

2401 W University Ave
Muncie, IN 47303-3428
Phone (765) 747-3111

5215 Holy Cross Pkwy
Mishawaka, IN 46545-1469
Phone (574) 335-2443

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
Australia Anesthesia Management LLC Anesthesiology CurrentSince Jan 30, 2025 Accepting new patients
The South Bend Clinic LLC CurrentSince Apr 26, 2022 Accepting new patients
Clinical Colleagues Inc Anesthesiology CurrentSince Sep 8, 2024 Accepting new patients
Donya Anesthesiology and Pain Medicine, PLLC Anesthesiology CurrentSince Mar 10, 2021 Accepting new patients
Cep America - Anesthesia PC Anesthesiology CurrentSince Oct 31, 2025 Accepting new patients
Iceland Anesthesia Management, LLC Anesthesiology CurrentSince Mar 1, 2023 Accepting new patients
Saint Joseph Regional Medical Center-South Bend Campus, Inc. CurrentSince Jul 1, 2022 Accepting new patients
Stat Anesthesia Specialists, LTD. Anesthesiology CurrentSince May 14, 2023 Accepting new patients
Stat Anesthesia Specialists LTD Anesthesiology Current Accepting new patients
Indiana University Health Ball Memorial Physicians, Inc. Anesthesiology CurrentSince Jul 19, 2023 Accepting new patients
Saint Joseph Regional Medical Center-South Bend Campus, Inc Anesthesiology CurrentSince Jul 1, 2022 Accepting new patients
Iu Anesthesiology Associates, LLC Anesthesiology CurrentSince Jan 1, 2024 Accepting new patients
Saint Joseph Regional Medical Center-South Bend Campus, Inc Current Accepting new patients
Sda Consultants PLLC Anesthesiology CurrentSince Sep 18, 2023 Accepting new patients
Iu Health Medical Group, LLC CurrentSince Jan 1, 2025 Accepting new patients
Cep America - Anesthesia PC Anesthesiology CurrentSince Oct 31, 2025 Accepting new patients
Jebs Anesthesia Consultants, LLC Anesthesiology CurrentSince Aug 15, 2024 Accepting new patients
The South Bend Clinic, LLC Anesthesiology CurrentSince Apr 26, 2022 Accepting new patients
Indiana University Health Care Associates, Inc CurrentSince Sep 12, 2021 Accepting new patients
Mobile Helath Services of Indiana Current Accepting new patients
University Medical Diagnostic Associates, Inc. Past Accepting new patients

Locations (25 of 33)

1601 Cummins Dr
Ste D
Modesto, CA 95358
Phone (510) 851-7423

5208 Reliable Pkwy
Chicago, IL 60686

3832 Solutions Ctr
Chicago, IL 60677

2525 Kaneville Rd
Geneva, IL 60134
Phone (630) 584-1400

18221 Torrence Ave
Ste 1B
Lansing, IL 60438
Phone (708) 474-7600

801 S Main St
Clinton, IN 47842
Phone (765) 832-1212

1260 E State Road 205
Columbia City, IN 46725
Phone (260) 248-9000

9301 Connecticut Dr
Crown Point, IN 46307
Phone (219) 756-2100

500 Arcade Ave
Ste 100
Elkhart, IN 46514
Phone (574) 389-5683

1721 Magnavox Way
Fort Wayne, IN 46804
Phone (260) 250-0001

200 High Park Ave
Goshen, IN 46526
Phone (219) 533-2141

1605 Winsted Dr
Goshen, IN 46526
Phone (574) 271-0013

30 N Emerson Ave
Greenwood, IN 46143
Phone (317) 881-3937

2001 Stults Rd
Huntington, IN 46750
Phone (219) 355-3000

1130 W Michigan St
Indianapolis, IN 46202
Phone (317) 274-0076

250 N Shadeland Ave
Indianapolis, IN 46219
Phone (317) 948-9174

1701 Senate Blvd
Indianapolis, IN 46202
Phone (317) 612-2754

1701 N Senate Blvd
Bldg C6
Indianapolis, IN 46202
Phone (913) 962-2000

900 I St
Laporte, IN 46350
Phone (219) 324-1670

1614 N Baldwin Ave
Marion, IN 46952
Phone (765) 664-9000

441 N Wabash Ave
Marion, IN 46952
Phone (219) 482-4577

8900 Broadway
Merrillville, IN 46410
Phone (219) 252-2173

3212 Hickory Rd
Ste A
Mishawaka, IN 46545
Phone (574) 251-0498

5215 Holy Cross Pkwy
Mishawaka, IN 46545
Phone (574) 335-2443

221 N Celia Ave
Muncie, IN 47303
Phone (765) 747-3141

Interoperability endpoints

  • Direct secure messaging: mnielso1@direct.iuhealth.org
  • FHIR API: https://epicproxy.et1296.epichosted.com/APIProxyPRD/api/FHIR/R4/

Organizations & group practices 21

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.

View all 21

Hospital & facility affiliations 1

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

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1183334400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1733270400000",
    "number": "1942407838",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "250 N SHADELAND AVE",
            "city": "INDIANAPOLIS",
            "state": "IN",
            "postal_code": "462194959"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2401 W UNIVERSITY AVE",
            "city": "MUNCIE",
            "state": "IN",
            "postal_code": "473033428",
            "telephone_number": "765-751-2649",
            "fax_number": "765-281-6671"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1701 N Senate Blvd",
            "address_2": "Anesthesia Dept",
            "address_purpose": "LOCATION",
            "city": "Indianapolis",
            "state": "IN",
            "postal_code": "462021239",
            "country_code": "US",
            "telephone_number": "317-614-9641",
            "fax_number": "317-614-9655",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NIELSON",
        "first_name": "MARK",
        "middle_name": "E",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-07-02",
        "last_updated": "2024-12-04",
        "certification_date": "2024-12-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207LP2900X",
            "taxonomy_group": "",
            "desc": "Anesthesiology, Pain Medicine",
            "state": "IN",
            "license": "01067783A",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "IN",
            "license": "01067783A",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RAILROAD PTAN",
            "identifier": "Q00370660",
            "state": "IN"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "300030750",
            "state": "IN"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mnielso1@direct.iuhealth.org",
            "affiliation": "N",
            "address_1": "1701 N Senate Blvd",
            "city": "Indianapolis",
            "state": "IN",
            "country_code": "US",
            "postal_code": "462021239",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mnielso1@direct.iuhealth.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "2401 W University Ave",
            "city": "Muncie",
            "state": "IN",
            "country_code": "US",
            "postal_code": "473033428",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Muncie, IN

Sources for this page

Verify at the official NPI Registry.