Jewel Johl, M.D.

Primary specialty

Hematology & Oncology PhysicianTaxonomy code 207RH0003X

License

A69437 Issued in CA

Practice address

575 Lennon LN
Walnut Creek, CA 94598-2443

Phone

(925) 433-8786

NPI assigned

Jun 21, 2005

Last updated

Feb 11, 2025By the provider in NPPES

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

Medicare fee-for-service enrollment

Enrolled in CA

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

Specialty

Hematology/Oncology

Education

Loyola University of Chicago, Stritch School of Medicine, 1998

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Bass Medical GroupGroup PAC ID 9032111281, 292 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Comfort Assisting, Inc Home health agency, Walnut Creek, CA, CCN 059537
• Contra Costa Regional Medical Center Hospital, Martinez, CA, CCN 050276
• John Muir Medical Center - Walnut Creek Campus Hospital, Walnut Creek, CA, CCN 050180
• John Muir Medical Center - Concord Campus Hospital, Concord, CA, CCN 050496

Merit-based Incentive Payment System (MIPS)

Final score

90.32 of 100Reported as group

Quality

89.54

Promoting interoperability

100

Improvement activities

40

Cost

74.34

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://fhir4.healow.com/fhir/r4/IBDGCA
• Direct secure messaging: jjohl134473@hisp.ehr.sutterhealth.org
• Direct secure messaging: jjohl16580@ehr.johnmuirhealth.com

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.

• Bass Medical Group

  • Obstetrics & Gynecology Physician
  • Walnut Creek, CA
  • NPI 1174253405
  Medicare reassignment Care Compare group NPD
• John Muir Trauma Physicians Billing Service

  • Hospitalist Physician
  • Walnut Creek, CA
  • NPI 1093864837
  Medicare reassignment NPD
• Bass Medical Group

  • Orthopaedic Surgery Physician
  • Walnut Creek, CA
  • NPI 1043616600
  NPD
• Bass Medical Group

  • Orthopaedic Surgery Physician
  • San Ramon, CA
  • NPI 1467329904
  NPD
• Bass Medical Group

  • Specialist
  • Walnut Creek, CA
  • NPI 1154401941
  NPD (past)

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

• Comfort Assisting, Inc.

  • Home Health Agency
  • Walnut Creek, CA
  • NPI 1467778100
  Care Compare affiliation
• Contra Costa County

  dba Contra Costa Health

  • General Acute Care Hospital
  • Martinez, CA
  • NPI 1386719086
  Care Compare affiliation
• John Muir Health

  dba John Muir Health, Walnut Creek Medical Center

  • General Acute Care Hospital
  • Walnut Creek, CA
  • NPI 1740215219
  Care Compare affiliation
• John Muir Health

  dba John Muir Health Medical Center, Concord Campus

  • General Acute Care Hospital
  • Concord, CA
  • NPI 1801821376
  Care Compare affiliation

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

{
    "created_epoch": "1119312000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1739232000000",
    "number": "1407852858",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "575 LENNON LN",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945982443"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "575 LENNON LN",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945982443",
            "telephone_number": "925-433-8786"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "JOHL",
        "first_name": "JEWEL",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-06-21",
        "last_updated": "2025-02-11",
        "certification_date": "2025-02-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "CA",
            "license": "A69437",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Shawna Lynn Joaquin, NP-C
• Michael Joe
• Margory Alice Joehnk, PHD
• Helge Johannessen, MD
• Lincoln Johe, MS
• John a Crockett MD a Professional Corporation
• John Lino Gasperoni, PH.D., Psychologist, P.C.
• John Melbourne McGraw M.D., Inc.
• John Muir at Rossmoor Phcy
• John Muir Call Coverage Medical Group, Inc.

• Hematology & Oncology Physician in Walnut Creek, CA
• Providers in Walnut Creek, CA by specialty
• Hematology & Oncology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 11, 2025; 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.