Individual provider Active NPI

Robert O Atlas, MD

  • Gynecologic Oncology Physician
  • Baltimore, MD
National Provider Identifier
1356387096
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gynecologic Oncology PhysicianTaxonomy code 207VX0201X
License
D0039131 Issued in MD
Practice address
301 St Paul Place
1St Floor Tower, Adc
Baltimore, MD 21202-2102
Phone
(410) 332-9192
Fax
(410) 244-0827
NPI assigned
Jun 21, 2006
Last updated
Sep 11, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Obstetrics & Gynecology Physician 207V00000X D0039131 MD
Gynecologic Oncology Physician 207VX0201X D0039131 MD Primary

Addresses

Primary practice location

301 St Paul Place
1St Floor Tower, Adc
Baltimore, MD 21202-2102

Mailing address

PO Box 64075
Baltimore, MD 21264-4075

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MD
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
I20050308000685 MD Practitioner - Obstetrics/GynecologyPractitioner - Other (Physician) 5294789780 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Obstetrics/Gynecology
Education
Jefferson Medical College of Thomas Jefferson University, 1987
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
St Paul Place Specialists, Inc.Group PAC ID 7719882943, 332 clinicians

Practice addresses (Care Compare)

301 Saint Paul St
Baltimore, MD 21202-2102

7602 Belair Rd
Baltimore, MD 21236-4088
Phone (410) 663-8100

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
79.13 of 100Reported as group
Quality
56.5
Promoting interoperability
100
Improvement activities
40
Cost
73.94

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
D0039131MDMDObstetrics & Gynecology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
St Paul Place Specialists Inc CurrentSince Feb 1, 2005 Accepting new patients
St Paul Place Specialists, Inc. Obstetrics & Gynecology CurrentSince Feb 1, 2005 Accepting new patients
St. Paul Place Specialists, Inc. Current Accepting new patients
University of MD Obstetrical and Gynecological Asso. PA Obstetrics & Gynecology PastSince Jan 21, 2024 Accepting new patients

Locations

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

345 Saint Paul St
Fl 2
Baltimore, MD 21202
Phone (410) 332-9192

7602 Belair Rd
Nottingham, MD 21236
Phone (410) 332-9654

Interoperability endpoints

  • Direct secure messaging: ratlas228823@direct.umm.edu
  • Direct secure messaging: ratlasmd20924@direct.mdmercy.com

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 1

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": "1150848000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1356387096",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 64075",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212644075"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "301 ST PAUL PLACE",
            "address_2": "1ST FLOOR TOWER, ADC",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212022102",
            "telephone_number": "410-332-9192",
            "fax_number": "410-244-0827"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ATLAS",
        "first_name": "ROBERT",
        "middle_name": "O",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-21",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "MD",
            "license": "D0039131",
            "primary": false
        },
        {
            "code": "207VX0201X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology, Gynecologic Oncology",
            "state": "MD",
            "license": "D0039131",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Baltimore, MD

Sources for this page

Verify at the official NPI Registry.