Individual provider Active NPI

Mark Andreas Weller, M.D.

  • Anesthesiology Physician
  • New York, NY
National Provider Identifier
1760669501
Registry record updated Aug 16, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
247394 Issued in NY
Practice address
535 E 70TH St
New York, NY 10021-4823
Phone
(212) 606-1036
Fax
(212) 517-4481
NPI assigned
Jan 23, 2008
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 16, 2022

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X 247394 NY Primary

Addresses

Primary practice location

535 E 70TH St
New York, NY 10021-4823

Mailing address

PO Box 27578
New York, NY 10087-7578
Phone (631) 329-6925

Electronic endpoints 3

TypeEndpointUseAffiliation
FHIR URL https://epicproxy.et0927.epichosted.com/FHIRPoxy/api/FHIR/DSTU2 Direct
FHIR URL https://epicproxy.et0927.epichosted.com/FHIRProxy/api/FHIR/R4/ Direct
Direct Messaging Address mweller217737@direct.HSS.edu Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY, CT, NJ3 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 3

Enrollment IDStateProvider typePAC IDDetails
I20040330000565 NY Practitioner - AnesthesiologyPractitioner - Critical Care (Intensivists) 3375535685 Reassigns benefits to 4 organizations
I20250506000470 CT Practitioner - Anesthesiology 3375535685 Reassigns benefits to 1 organization
I20251017000313 NJ Practitioner - Anesthesiology 3375535685 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
Other, 1995
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Harbor Point Anesthesia LLCGroup PAC ID 5294011870, 26 clinicians
East River Medical Associates PCGroup PAC ID 1052207479, 116 clinicians

Practice addresses (Care Compare)

1 Hospital PLZ
Stamford, CT 06902-3602
Phone (212) 774-7369

535 E 70TH St
New York, NY 10021-4823
Phone (212) 606-1206

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
100 of 100Reported as group
Quality
100
Improvement activities
40
Cost
100

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
West Side Gi, LLC CurrentSince Jul 21, 2022 Accepting new patients
East River Medical Associates of New Jersey PC Anesthesiology CurrentSince Aug 4, 2025 Accepting new patients
Trustees of Columbia University in the City of New York CurrentSince Aug 1, 2018 Accepting new patients
Harbor Point Anesthesia LLC Anesthesiology CurrentSince Mar 1, 2025 Accepting new patients
Trustees of Columbia University in the City of New York Anesthesiology CurrentSince Mar 17, 2008 Accepting new patients
Trustees of Columbia University in the City of New York CurrentSince Aug 1, 2018 Accepting new patients
East River Medical Associates P.C. Anesthesiology CurrentSince Jul 1, 2022 Accepting new patients
Trustees of Columbia University in the City of New York Past Accepting new patients
Trustees of Columbia University in the Department of Otolaryngology Past Accepting new patients

Locations

32 Strawberry Hill Ct
Stamford, CT 06902
Phone (203) 276-2000

1 Hospital Plz
Stamford, CT 06902
Phone (203) 276-4925

400 Franklin Tpke
Mahwah, NJ 07430
Phone (201) 760-1550

400 Franklin Tpke
Ste 200
Mahwah, NJ 07430
Phone (201) 760-1550

429 E 75th St
Fl 5
New York, NY 10021
Phone (212) 606-1974

619 W 54th St
Fl 8
New York, NY 10019
Phone (212) 889-3142

622 W 168th St
Ph 5505
New York, NY 10032
Phone (212) 305-6494

161 Fort Washington Ave
New York, NY 10032
Phone (212) 305-8559

622 W 168th St
New York, NY 10032
Phone (212) 305-4931

535 E 70th St
New York, NY 10021

770 Lexington Ave
New York, NY 10065
Phone (212) 797-8471

610 W 58th St
New York, NY 10019
Phone (212) 774-2474

Interoperability endpoints

  • FHIR API: https://epicproxy-pub.et1089.epichosted.com/FHIRProxy/api/FHIR/R4/
  • Direct secure messaging: mweller36957@stamfordhealth.direct-ci.com
  • FHIR API: https://epicproxy-pub.et1089.epichosted.com/FHIRProxy/api/FHIR/DSTU2/
  • Direct secure messaging: mweller217737@direct.hss.edu

Organizations & group practices 9

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 11

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": "1201046400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1660608000000",
    "number": "1760669501",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 27578",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100877578",
            "telephone_number": "631-329-6925",
            "fax_number": "631-329-6951"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "535 E 70TH ST",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100214823",
            "telephone_number": "212-606-1036",
            "fax_number": "212-517-4481"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WELLER",
        "first_name": "MARK",
        "middle_name": "ANDREAS",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-01-23",
        "last_updated": "2022-08-16",
        "certification_date": "2022-08-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "NY",
            "license": "247394",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicproxy.et0927.epichosted.com/FHIRPoxy/api/FHIR/DSTU2",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CCDA",
            "address_1": "535 E 70th St",
            "city": "New York",
            "state": "NY",
            "country_code": "US",
            "postal_code": "100214823",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicproxy.et0927.epichosted.com/FHIRProxy/api/FHIR/R4/",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CCDA",
            "address_1": "535 E 70th St",
            "city": "New York",
            "state": "NY",
            "country_code": "US",
            "postal_code": "100214823",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mweller217737@direct.HSS.edu",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CCDA",
            "address_1": "535 E 70th St",
            "city": "New York",
            "state": "NY",
            "country_code": "US",
            "postal_code": "100214823",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

Verify at the official NPI Registry.