Individual provider Active NPI

John Pietrykowski

  • Internal Medicine Physician
  • Chicago, IL
National Provider Identifier
1699424234
Registry record updated Jun 1, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
125080065 Issued in IL
Practice address
251 E Huron St
Chicago, IL 60611-2908
Phone
(312) 926-2000
NPI assigned
Mar 21, 2022
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 1, 2022

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X
Internal Medicine Physician 207R00000X 125080065 IL Primary

Addresses

Primary practice location

251 E Huron St
Chicago, IL 60611-2908

Mailing address

251 E Huron St
Chicago, IL 60611-2908

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
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 1

Enrollment IDStateProvider typePAC IDDetails
I20250709003821 CA Practitioner - Internal Medicine 3577941087 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
University of California, San Diego School of Medicine, 2022
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Enlightened Healthcare Alliance Medical CorporationGroup PAC ID 6608115043, 11 clinicians

Practice addresses (Care Compare)

354 Santa Fe Dr
Encinitas, CA 92024-5142
Phone (760) 230-2551

662 Encinitas Blvd
Suite 204
Encinitas, CA 92024-6789
Phone (833) 446-6363

Hospital & facility affiliations

  • Seaport Scripps Home Health Home health agency, San Diego, CA, CCN 057602
  • Scripps Memorial Hospital - Encinitas Hospital, Encinitas, CA, CCN 050503

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
North County Inpatient Medical Alliance, a Medical Group, Inc CurrentSince Jun 25, 2025 Accepting new patients
Enlightened Healthcare Alliance Medical Corporation Internal Medicine CurrentSince Jun 25, 2025 Accepting new patients
Encinitas Palliative Care Associates, Inc. Internal Medicine Past Accepting new patients
Premier Surgical Partners Inc PastSince Jun 25, 2025 Accepting new patients

Locations

662 Encinitas Blvd
Ste 204
Encinitas, CA 92024
Phone (760) 203-5545

354 Santa Fe Dr
Encinitas, CA 92024
Phone (760) 230-2251

9888 Genesee Ave
La Jolla, CA 92037
Phone (858) 457-4123

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.

Hospital & facility affiliations 2

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": "1647820800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1654041600000",
    "number": "1699424234",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "251 E HURON ST",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606112908"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "251 E HURON ST",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606112908",
            "telephone_number": "312-926-2000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "PIETRYKOWSKI",
        "first_name": "JOHN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-03-21",
        "last_updated": "2022-06-01",
        "certification_date": "2022-05-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "125080065",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.