Individual provider Active NPI

Robi Nicolas Maamari, MD

  • Ophthalmic Plastic and Reconstructive Surgery Physician
  • Saint Louis, MO
National Provider Identifier
1124438064
Registry record updated Sep 17, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Ophthalmic Plastic and Reconstructive Surgery PhysicianTaxonomy code 207WX0200X
License
2018015077 Issued in MO
Practice address
517 S Euclid Ave
Dept Opthalmology, 1St FL
Saint Louis, MO 63110-1007
Phone
(314) 362-3431
Fax
(314) 362-6564
NPI assigned
Apr 30, 2014
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 17, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Ophthalmic Plastic and Reconstructive Surgery Physician 207WX0200X 2018015077 MO Primary

Addresses

Primary practice location

517 S Euclid Ave
Dept Opthalmology, 1St FL
Saint Louis, MO 63110-1007

Mailing address

PO Box 7412011
Chicago, IL 60674-2011
Phone (314) 362-3431

Other practice location 1

915 N Grand Blvd
Saint Louis, MO 63106-1621
Phone (314) 652-4100

Other identifiers 1

IdentifierTypeStateIssuer
200054320MedicaidMO

Electronic endpoints 1

TypeEndpointUseAffiliation
FHIR URL https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/ Washington University

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MO
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
I20180605002642 MO Practitioner - Ophthalmology 1850656281 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Ophthalmology
Education
University of California, Irvine, California College of Medicine, 2014
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Washington UniversityGroup PAC ID 9830008770, 2,968 clinicians

Practice addresses (Care Compare)

4901 Forest Park Ave
FL 6
Saint Louis, MO 63108-1495
Phone (314) 362-3937

Hospital & facility affiliations

  • Barnes Jewish Hospital Hospital, Saint Louis, MO, CCN 260032
  • Barnes-Jewish West County Hospital Hospital, Creve Coeur, MO, CCN 260162
  • Memorial Hospital Hospital, Belleville, IL, CCN 140185

Merit-based Incentive Payment System (MIPS)

Final score
84.2 of 100Reported as group
Quality
71.6
Promoting interoperability
100
Improvement activities
40
Cost
75.75

Procedures performed for Medicare patients

ProcedureNumber of procedures
Melanoma (skin cancer) excision26
Skin biopsy1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
2018015077MOMDOphthalmic Plastic and Reconstructive Surgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Washington University CurrentSince Jul 1, 2018 Accepting new patients
Washington University CurrentSince Jul 1, 2018 Accepting new patients
Washington University Past Accepting new patients

Locations

450 N New Ballas Rd
Ste 260
Saint Louis, MO 63141
Phone (314) 966-3300

4901 Forest Park Ave
Fl 6
Saint Louis, MO 63108

517 S Euclid Ave
Saint Louis, MO 63110
Phone (314) 362-3431

1 Barnes Hospital Plz
Saint Louis, MO 63110
Phone (314) 362-9170

5201 Mid America Plz
Ste 2500
Saint Louis, MO 63129
Phone (314) 273-0020

517 S Euclid Ave
Fl 1
Saint Louis, MO 63110
Phone (314) 362-3431

915 N Grand Blvd
Saint Louis, MO 63106
Phone (314) 289-6434

660 S Euclid Ave
#8096
Saint Louis, MO 63110
Phone (314) 362-3935

Interoperability endpoints

  • Direct secure messaging: rmaamari158050@direct.carenet.org

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 3

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": "1398816000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758067200000",
    "number": "1124438064",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 7412011",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606742011",
            "telephone_number": "314-362-3431",
            "fax_number": "314-362-6564"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "517 S EUCLID AVE",
            "address_2": "DEPT OPTHALMOLOGY, 1ST FL",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631101007",
            "telephone_number": "314-362-3431",
            "fax_number": "314-362-6564"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "915 N Grand Blvd",
            "address_purpose": "LOCATION",
            "city": "Saint Louis",
            "state": "MO",
            "postal_code": "631061621",
            "country_code": "US",
            "telephone_number": "314-652-4100",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MAAMARI",
        "first_name": "ROBI",
        "middle_name": "NICOLAS",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2014-04-30",
        "last_updated": "2025-09-17",
        "certification_date": "2025-09-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207WX0200X",
            "taxonomy_group": "",
            "desc": "Ophthalmology, Ophthalmic Plastic and Reconstructive Surgery",
            "state": "MO",
            "license": "2018015077",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "200054320",
            "state": "MO"
        }
    ],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/",
            "affiliation": "Y",
            "affiliationName": "Washington University",
            "address_1": "517 S Euclid Ave",
            "address_2": "Dept Opthalmology, 1st Fl",
            "city": "Saint Louis",
            "state": "MO",
            "country_code": "US",
            "postal_code": "631101007",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Saint Louis, MO

Sources for this page

Verify at the official NPI Registry.