Individual provider Active NPI

Richard Gordon Nellis, PA-C

  • Physician Assistant
  • Darien, CT
National Provider Identifier
1649438516
Registry record updated Jan 26, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
005341 Issued in CT
Practice address
104 Heights Rd # R103
Darien, CT 06820-4119
Phone
(888) 663-6331
Fax
(415) 252-7176
NPI assigned
May 28, 2008
Last updated
Jan 26, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 26, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X 005341 CT Primary
Medical Physician Assistant 363AM0700X 027096 NY
Medical Physician Assistant 363AM0700X 10468 MN

Addresses

Primary practice location

104 Heights Rd # R103
Darien, CT 06820-4119

Mailing address

20449 Koglin Rd
Hutchinson, MN 55350-4332
Phone (612) 327-2732

Other practice location 1

3065 Route 50 Ste 30
Saratoga Springs, NY 12866-2920
Phone (518) 886-5800

Other practice location 2

20449 Koglin Rd
Hutchinson, MN 55350-4332
Phone (612) 327-2732

Other identifiers 1

IdentifierTypeStateIssuer
1082853OtherNCCPA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MN, MI, ME, NY, KS, WI, OH, FL, KY, IL, NJ, PA, MO, MA, TX, CO16 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 16

Enrollment IDStateProvider typePAC IDDetails
I20081027000763 MN Practitioner - Physician Assistant 2567520083 Reassigns benefits to 11 organizations
I20211005000931 MI Practitioner - Physician Assistant 2567520083 Reassigns benefits to 2 organizations
I20211103000057 ME Practitioner - Physician Assistant 2567520083 Reassigns benefits to 4 organizations
I20211103000312 NY Practitioner - Physician Assistant 2567520083 Reassigns benefits to 13 organizations
I20211104001508 KS Practitioner - Physician Assistant 2567520083 Reassigns benefits to 1 organization
I20211109003059 WI Practitioner - Physician Assistant 2567520083 Reassigns benefits to 2 organizations
I20211110003056 OH Practitioner - Physician Assistant 2567520083 Reassigns benefits to 4 organizations
I20211111002870 FL Practitioner - Physician Assistant 2567520083 Reassigns benefits to 6 organizations
I20211112002252 KY Practitioner - Physician Assistant 2567520083
I20211116000565 IL Practitioner - Physician Assistant 2567520083 Reassigns benefits to 5 organizations
I20211116000842 NJ Practitioner - Physician Assistant 2567520083 Reassigns benefits to 1 organization
I20211116000956 PA Practitioner - Physician Assistant 2567520083 Reassigns benefits to 6 organizations
I20220907001538 MO Practitioner - Physician Assistant 2567520083 Reassigns benefits to 1 organization
I20240823001326 MA Practitioner - Physician Assistant 2567520083 Reassigns benefits to 2 organizations
I20240830001537 TX Practitioner - Physician Assistant 2567520083 Reassigns benefits to 2 organizations
I20250131000502 CO Practitioner - Physician Assistant 2567520083 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2008
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Ivy Medical Group PLLCGroup PAC ID 4981097797, 120 clinicians
Vitalcare Health Services PCGroup PAC ID 2264961861, 46 clinicians
Dr Rebman Medical PAGroup PAC ID 3678087400, 88 clinicians
River's Edge Hospital and ClinicGroup PAC ID 7214849397, 27 clinicians

Practice addresses (Care Compare)

100 Abbeyville Rd
Lancaster, PA 17603-4604
Phone (212) 734-6621

115 N Portland St
Chesterville, OH 43317-5006
Phone (844) 210-6186

1150 W Dorothy LN
Kettering, OH 45409-1305
Phone (212) 734-6621

1400 Medical Ctr Dr
Ennis, TX 75119-1587
Phone (844) 210-6186

1507 S Tuttle Ave
Sarasota, FL 34239-2608
Phone (212) 734-6621

1728 S Peninsula Rd
East Jordan, MI 49727-9410
Phone (844) 210-6186

1900 Sunrise Dr
Saint Peter, MN 56082-5376
Phone 5079312200605

1925 S Main St
Bloomington, IL 61704-7313
Phone (844) 210-6186

257 Georgetown Rd
Beaver Falls, PA 15010-9740
Phone (844) 210-6186

300 Spring St
Westbrook, ME 04092-3915
Phone (212) 734-6621

300 Winthrop St
Medford, MA 02155-2311
Phone (844) 210-6186

305 Fremont St
Anoka, MN 55303-2116
Phone (844) 210-6186

350 W Schaumburg Rd
Suite 2
Schaumburg, IL 60194-3400
Phone (212) 734-6621

4685 Baseline Rd
Boulder, CO 80303-2601
Phone (303) 494-0535

4935 S National Ave
Springfield, MO 65810-2989
Phone (844) 210-6186

885 3Rd Ave
FL 28
New York, NY 10022-4834
Phone (212) 734-6621

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

State licenses

LicenseStateTypeSpecialty
10468MNMDGeneral Practice Dentistry
4607TNMDRegistered Dietitian
1150MNMDGenetic Counselor (M.S.)
005341CTMDPhysician Assistant
TC073KYMDMedical Physician Assistant
5341CTMDFamily Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Saratoga Regional Medical , P.C CurrentSince Jun 13, 2024 Accepting new patients
County of Meeker CurrentSince Oct 19, 2019 Accepting new patients
Dr Rebman BH LLC CurrentSince Oct 21, 2025 Accepting new patients
Saratoga Hospital CurrentSince Nov 28, 2023 Accepting new patients
Centracare Health System - Long Prairie CurrentSince Sep 1, 2010 Accepting new patients
Vitalcare Health Services PC Physician Assistant CurrentSince Nov 11, 2025 Accepting new patients
Housecalls Medicine Ny West PC CurrentSince Nov 12, 2025 Accepting new patients
Housecalls Medicine Ny PC CurrentSince Nov 17, 2025 Accepting new patients
Fairview Clinics CurrentSince Nov 1, 2009 Accepting new patients
Daniel Funsch Jr, M.D., P.C. CurrentSince Jul 21, 2025 Accepting new patients
Saratoga Hospital CurrentSince Jan 22, 2024 Accepting new patients
Fairview Clinics CurrentSince Nov 1, 2009 Accepting new patients
River's Edge Hospital & Clinic CurrentSince Oct 1, 2014 Accepting new patients
Saratoga Hospital CurrentSince Nov 28, 2023 Accepting new patients
Mille Lacs Health System CurrentSince Jul 15, 2010 Accepting new patients
Ridgeview Medical Center CurrentSince May 23, 2016 Accepting new patients
Theoria Medical Physician Assistant CurrentSince Sep 25, 2025 Accepting new patients
Scotia Glenville Family Medicine, P.C. Current Accepting new patients
Saratoga Hospital CurrentSince Jan 22, 2024 Accepting new patients
Ridgeview Clinics CurrentSince May 23, 2016 Accepting new patients
Fairview Health Services CurrentSince Jul 22, 2008 Accepting new patients
Sibley Medical Center CurrentSince Jun 15, 2014 Accepting new patients
Fairview Health Services CurrentSince Jul 22, 2008 Accepting new patients
Mille Lacs Health System CurrentSince Jul 15, 2010 Accepting new patients
Lumina Care Medical NJ LLC CurrentSince Jan 24, 2026 Accepting new patients
Vitalcare Medical Services PA Physician Assistant CurrentSince Nov 11, 2025 Accepting new patients
Housecalls Medicine Ny East PC CurrentSince Nov 12, 2025 Accepting new patients
Westbrook Operations, LLC Past Accepting new patients

Locations (25 of 51)

4685 Baseline Rd
Boulder, CO 80303
Phone (303) 439-2259

12105 Ambassador Dr
Colorado Springs, CO 80921
Phone (719) 481-5161

2501 Little Bookcliff Dr
Grand Junction, CO 81501
Phone (970) 245-1211

633 NE 167th St
Ste 301
North Miami Beach, FL 33162

1507 S Tuttle Ave
Sarasota, FL 34239
Phone (941) 366-0336

1925 S Main St
Bloomington, IL 61704
Phone (309) 829-4248

471 W Terra Cotta Ave
Crystal Lake, IL 60014
Phone (815) 455-0550

350 W Schaumburg Rd
Ste 2
Schaumburg, IL 60194

300 Winthrop St
Medford, MA 02155
Phone (781) 369-4400

1801 Turnpike St
North Andover, MA 01845
Phone (978) 454-8086

300 Spring St
Westbrook, ME 04092
Phone (207) 856-1230

1728 S Peninsula Rd
East Jordan, MI 49727
Phone (231) 536-2286

41800 W 11 Mile Rd
Ste 109
Novi, MI 48375
Phone (833) 578-2763

55378 Wilbur Rd
Three Rivers, MI 49093
Phone (269) 279-7441

305 Fremont St
Anoka, MN 55303
Phone (763) 421-5660

601 W Chandler St
Arlington, MN 55307
Phone (507) 964-2271

14101 Fairview Dr
Ste 300
Burnsville, MN 55337
Phone (612) 273-5400

7907 Powers Blvd
Chanhassen, MN 55317
Phone (952) 934-0570

1440 Duckwood Dr
Eagan, MN 55122
Phone (651) 406-8860

6200 Xerxes Ave S
Edina, MN 55423
Phone (952) 925-4810

612 S Sibley Ave
Litchfield, MN 55355
Phone (320) 693-3242

50 Centracare Dr
Long Prairie, MN 56347
Phone (320) 732-2131

9200 Nicollet Ave S
Minneapolis, MN 55420
Phone (952) 881-8676

5430 Boone Ave N
New Hope, MN 55428
Phone (763) 492-3000

200 Elm St N
Onamia, MN 56359
Phone (320) 532-2750

Interoperability endpoints

  • Direct secure messaging: richard.nellis@731444467007492.direct.elationemr.com
  • Direct secure messaging: rnellis119990@albanymed.direct-ci.com
  • Direct secure messaging: rnellis270180@excellian.direct.allina.com
  • Direct secure messaging: rnellis497855@direct.centracare.com

Organizations & group practices 45

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

View all 45

Hospital & facility affiliations 8

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": "1211932800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769385600000",
    "number": "1649438516",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "20449 KOGLIN RD",
            "city": "HUTCHINSON",
            "state": "MN",
            "postal_code": "553504332",
            "telephone_number": "612-327-2732"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "104 HEIGHTS RD # R103",
            "city": "DARIEN",
            "state": "CT",
            "postal_code": "068204119",
            "telephone_number": "888-663-6331",
            "fax_number": "415-252-7176"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3065 Route 50 Ste 30",
            "address_purpose": "LOCATION",
            "city": "Saratoga Springs",
            "state": "NY",
            "postal_code": "128662920",
            "country_code": "US",
            "telephone_number": "518-886-5800",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "20449 Koglin Rd",
            "address_purpose": "LOCATION",
            "city": "Hutchinson",
            "state": "MN",
            "postal_code": "553504332",
            "country_code": "US",
            "telephone_number": "612-327-2732",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NELLIS",
        "first_name": "RICHARD",
        "middle_name": "GORDON",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-05-28",
        "last_updated": "2026-01-26",
        "certification_date": "2026-01-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "CT",
            "license": "005341",
            "primary": true
        },
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "NY",
            "license": "027096",
            "primary": false
        },
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "MN",
            "license": "10468",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "NCCPA",
            "identifier": "1082853",
            "state": null
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Darien, CT

Sources for this page

Verify at the official NPI Registry.