Individual provider Active NPI

Mark Mollenhauer, M.D.

  • Psychiatry Physician
  • Bethesda, MD
National Provider Identifier
1851366264
Registry record updated Jul 8, 2007
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatry PhysicianTaxonomy code 2084P0800X
License
D42846 Issued in MD
Practice address
5415 W Cedar LN
201B
Bethesda, MD 20814-1515
Phone
(301) 897-8779
Fax
(301) 897-9149
NPI assigned
Feb 20, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 8, 2007

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatry Physician 2084P0800X D42846 MD Primary

Addresses

Primary practice location

5415 W Cedar LN
201B
Bethesda, MD 20814-1515

Mailing address

5415 W Cedar LN
201B
Bethesda, MD 20814-1515
Phone (301) 897-8779

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
I20041027001128 MD Practitioner - Psychiatry 7012979537 Reassigns benefits to 1 organization

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled
HHS exclusion list flag
Flagged The directory lists this NPI on an HHS exclusion list. The OIG exclusions file (LEIE) holds no record for this NPI, and the directory does not say which list the flag comes from. How exclusions are shown Confirm with the OIG exclusions search.
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
D42846MDMDPsychiatry Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Comptroller of Maryland Central Payroll Bureau CurrentSince May 8, 2025 Accepting new patients
Comptroller of Maryland Central Payroll Bureau Current Accepting new patients
Frederick Health Hospital Inc Past Accepting new patients

Locations

300 W Preston St
Ste 402
Baltimore, MD 21201
Phone (410) 767-2940

55 Wade Ave
Catonsville, MD 21228
Phone (410) 402-6000

Organizations & group practices 3

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.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1140393600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1183852800000",
    "number": "1851366264",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5415 W CEDAR LN",
            "address_2": "201B",
            "city": "BETHESDA",
            "state": "MD",
            "postal_code": "208141515",
            "telephone_number": "301-897-8779",
            "fax_number": "301-897-9149"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5415 W CEDAR LN",
            "address_2": "201B",
            "city": "BETHESDA",
            "state": "MD",
            "postal_code": "208141515",
            "telephone_number": "301-897-8779",
            "fax_number": "301-897-9149"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MOLLENHAUER",
        "first_name": "MARK",
        "name_prefix": "Mr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-02-20",
        "last_updated": "2007-07-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "MD",
            "license": "D42846",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Bethesda, MD

Sources for this page

Verify at the official NPI Registry.