Individual provider Active NPI

Darren Peter Mareiniss, M.D.

  • Emergency Medicine Physician
  • Baltimore, MD
National Provider Identifier
1689813909
Registry record updated Dec 24, 2015
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
D0068258 Issued in MD
Practice address
9000 Franklin Square Dr
Baltimore, MD 21237-3901
Phone
(972) 533-2486
NPI assigned
Feb 10, 2009
Last updated
Dec 24, 2015By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Dec 24, 2015

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X D0068258 MD Primary

Addresses

Primary practice location

9000 Franklin Square Dr
Baltimore, MD 21237-3901

Mailing address

100 Lancefield Rd
Baltimore, MD 21209-5303
Phone (972) 533-2486

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MD, PA, 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
I20140730001712 MD Practitioner - Pulmonary DiseasePractitioner - Critical Care (Intensivists)Practitioner - Emergency Medicine 2062661135 Reassigns benefits to 3 organizations
I20180404002658 PA Practitioner - Emergency Medicine 2062661135 Reassigns benefits to 1 organization
I20240213002155 NJ Practitioner - Emergency Medicine 2062661135 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
New York University School of Medicine, 1999
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Rwjbh Emergency Medicine Associates, LLCGroup PAC ID 0941612840, 826 clinicians
Einstein Practice Plan IncGroup PAC ID 2769395896, 774 clinicians

Practice addresses (Care Compare)

225 Williamson St
Elizabeth, NJ 07202-3625
Phone (908) 994-5422

5501 Old York Rd
Phila, PA 19141-3018
Phone (215) 456-6679

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
University of Maryland Emergency Medicine Associates, PA Emergency Medicine CurrentSince Jul 1, 2014 Accepting new patients
Einstein Practice Plan, Inc CurrentSince Apr 1, 2018 Accepting new patients
Einstein Practice Plan Inc CurrentSince Apr 1, 2018 Accepting new patients
St Paul Place Specialists Inc Emergency Medicine CurrentSince Jul 1, 2014 Accepting new patients
Osler Drive Emergency Physcians Associates, P.a. Emergency Medicine CurrentSince Mar 1, 2020 Accepting new patients
Rwjbh Observation Associates LLC Emergency Medicine CurrentSince Dec 10, 2023 Accepting new patients
Einstein Practice Plan Inc Current Accepting new patients
St. Paul Place Specialists, Inc. Current Accepting new patients
Rwjbh Emergency Medicine Associates, LLC Emergency Medicine CurrentSince Dec 10, 2023 Accepting new patients
Einstein Practice Plan Inc Past Accepting new patients

Locations

301 Saint Paul St
Baltimore, MD 21202
Phone (410) 385-4930

821 N Eutaw St
Baltimore, MD 21201
Phone (410) 225-9185

9000 Franklin Square Dr
Rosedale, MD 21237
Phone (410) 682-7000

7601 Osler Dr
Towson, MD 21204
Phone (410) 337-1150

225 Williamson St
Elizabeth, NJ 07202
Phone (908) 994-5204

600 River Ave
Lakewood, NJ 08701
Phone (732) 363-1900

379 Campus Dr
Fl 4
Somerset, NJ 08873
Phone (732) 507-6545

110 Rehill Ave
Somerville, NJ 08876
Phone (908) 429-5833

1 Hamilton Health Pl
Trenton, NJ 08690
Phone (609) 584-6763

101 E Olney Ave
Ste 400
Philadelphia, PA 19120
Phone (215) 254-2630

5501 Old York Rd
Ste 3
Philadelphia, PA 19141
Phone (215) 456-7180

5501 York Rd
Philadelphia, PA 19141
Phone (215) 456-7405

559 W Germantown Pike
West Norriton, PA 19403
Phone (484) 622-1000

Organizations & group practices 10

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.

Hospital & facility affiliations 4

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": "1234224000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1450915200000",
    "number": "1689813909",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "100 LANCEFIELD RD",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212095303",
            "telephone_number": "972-533-2486"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9000 FRANKLIN SQUARE DR",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212373901",
            "telephone_number": "972-533-2486"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MAREINISS",
        "first_name": "DARREN",
        "middle_name": "PETER",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2009-02-10",
        "last_updated": "2015-12-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "MD",
            "license": "D0068258",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Baltimore, MD

Sources for this page

Verify at the official NPI Registry.