John M Wallmark, M.D.

Primary specialty

Hematology & Oncology PhysicianTaxonomy code 207RH0003X

License

D0053177 Issued in MD

Practice address

9707 Medical Center Dr
Suite 300
Rockville, MD 20850-3348

Phone

(301) 424-6231

Fax

(301) 294-4648

NPI assigned

Oct 18, 2006

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in DC, MD2 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 2

Specialty

Hematology/Oncology

Education

Hahnemann University College of Medicine, 1992

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Maryland Oncology Hematology PAGroup PAC ID 2062302102, 96 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Adventist Home Health Services, Inc. Home health agency, Silver Spring, MD, CCN 217032
• Adventist Healthcare Shady Grove Medical Center Hospital, Rockville, MD, CCN 210057
• Suburban Hospital Hospital, Bethesda, MD, CCN 210022
• Holy Cross Germantown Hospital Hospital, Germantown, MD, CCN 210065

Merit-based Incentive Payment System (MIPS)

Final score

97.47 of 100Reported as individual

Quality

92.07

Promoting interoperability

100

Improvement activities

40

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: john.wallmark@mdonc.ikm.direct-ci.com
• Direct secure messaging: jwallmark158723@direct.hopkinsmedicine.org

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.

• Maryland Oncology Hematology P.a.

  • Hematology & Oncology Physician
  • Columbia, MD
  • NPI 1396710703
  Medicare reassignment Care Compare group NPD
• Maryland Oncology Hematology, P.a.

  • Multi-Specialty Clinic/Center
  • Laurel, MD
  • NPI 1821271032

  DC, Hematology & Oncology

  Medicare reassignment NPD
• Maryland Oncology Hematology P.a.

  • Non-Pharmacy Dispensing Site
  • Silver Spring, MD
  • NPI 1336693431
  NPD
• Frederick Health Hospital Inc

  • General Acute Care Hospital
  • Frederick, MD
  • NPI 1538165527
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Adventist Home Health Services Inc

  • Home Health Agency
  • Silver Spring, MD
  • NPI 1598826448
  Care Compare affiliation Name & address match
• Adventist Healthcare, Inc.

  • General Acute Care Hospital
  • Rockville, MD
  • NPI 1568468221
  Care Compare affiliation
• Holy Cross Health, Inc.

  • General Acute Care Hospital
  • Germantown, MD
  • NPI 1245655638
  Care Compare affiliation
• Suburban Hospital, Inc.

  • General Acute Care Hospital
  • Bethesda, MD
  • NPI 1205896446
  Care Compare affiliation
• Suburban Hospital, Inc.

  • Radiation Oncology Clinic/Center
  • Bethesda, MD
  • NPI 1528096690

  Hospital

  Care Compare affiliation

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

{
    "created_epoch": "1161129600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1343779200000",
    "number": "1689755365",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "9707 MEDICAL CENTER DR",
            "address_2": "SUITE 300",
            "city": "ROCKVILLE",
            "state": "MD",
            "postal_code": "208503348",
            "telephone_number": "301-424-6231",
            "fax_number": "301-294-4648"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9707 MEDICAL CENTER DR",
            "address_2": "SUITE 300",
            "city": "ROCKVILLE",
            "state": "MD",
            "postal_code": "208503348",
            "telephone_number": "301-424-6231",
            "fax_number": "301-294-4648"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WALLMARK",
        "first_name": "JOHN",
        "middle_name": "M",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-10-18",
        "last_updated": "2012-08-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "MD",
            "license": "D0053177",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "40453510",
            "state": "MD"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Noah David Wallack, LMSW
• Deja Wallen
• Bereniced Waller, LAC
• Crystal Grace Waller
• Sanettra Mae Waller
• Jerneat Walls
• Tiya Walston
• Caron Walter, PHD
• Richard Walter
• Jessica Walters

• Hematology & Oncology Physician in Rockville, MD
• Providers in Rockville, MD by specialty
• Hematology & Oncology Physician in Maryland

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 1, 2012; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.