NPIMap

Individual provider Active NPI

Ram K Chillar, M.D.

  • Hematology & Oncology Physician
  • Phoenix, AZ
National Provider Identifier
1881702645
Registry record updated Apr 14, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hematology & Oncology PhysicianTaxonomy code 207RH0003X
License
80210 Issued in AZ
Practice address
2910 N 3Rd Ave Ste 470
Phoenix, AZ 85013-4434
Phone
(602) 406-6387
NPI assigned
Aug 29, 2006
Last updated
Apr 14, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 14, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Hematology (Internal Medicine) Physician 207RH0000X A25342 CA
Hematology & Oncology Physician 207RH0003X 80210 AZ Primary

Addresses

Primary practice location

2910 N 3Rd Ave Ste 470
Phoenix, AZ 85013-4434

Mailing address

240 W Thomas Rd Ste 301
Phoenix, AZ 85013-4407
Phone (602) 406-7765

Other practice location 1

12021 Wilmington Ave
Los Angeles, CA 90059-3019
Phone (909) 919-9296

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20081124000151 CA Practitioner - Medical OncologyPractitioner - Internal MedicinePractitioner - Hematology/OncologyPractitioner - Hematology 3072673805 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Medical OncologyAlso: Hematology, Hematology/Oncology, Internal Medicine
Education
Other, 1965
Medicare assignment
May accept Medicare assignment
Group practices
Sutter Coast HospitalGroup PAC ID 9436148111, 29 clinicians

Practice addresses (Care Compare)

4646 Brockton Ave
Suite 203
Riverside, CA 92506-0104
Phone (951) 394-7028

780 E Washington Blvd
Crescent City, CA 95531-8397
Phone (707) 464-6715

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
96.42 of 100Reported as group
Quality
93.48
Promoting interoperability
100
Improvement activities
40

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A25342CAMDHematology (Internal Medicine) Physician
80210AZMDHematology & Oncology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Sutter Coast Hospital CurrentSince Sep 18, 2025 Accepting new patients
Sutter Coast Hospital Current Accepting new patients
Merced Hospitalist Medical Group, Inc. CurrentSince Jan 27, 2018 Accepting new patients
Carson Valley Medical Center Rural Health Clinic Past Accepting new patients
County of Los Angeles Past Accepting new patients
Sjhmc Physician Services Past Accepting new patients

Locations

780 E Washington Blvd
Crescent City, CA 95531
Phone (707) 464-5974

800 E Washington Blvd
Crescent City, CA 95531
Phone (707) 464-8511

333 Mercy Ave
Merced, CA 95340
Phone (209) 385-1280

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

  • Direct secure messaging: rchillar190168@direct.renown.org
  • Direct secure messaging: rchillar218431@hisp.ehr.sutterhealth.org

Organizations & group practices 8

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 5

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": "1156809600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776124800000",
    "number": "1881702645",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "240 W THOMAS RD STE 301",
            "city": "PHOENIX",
            "state": "AZ",
            "postal_code": "850134407",
            "telephone_number": "602-406-7765"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2910 N 3RD AVE STE 470",
            "city": "PHOENIX",
            "state": "AZ",
            "postal_code": "850134434",
            "telephone_number": "602-406-6387"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "12021 Wilmington Ave",
            "address_purpose": "LOCATION",
            "city": "Los Angeles",
            "state": "CA",
            "postal_code": "900593019",
            "country_code": "US",
            "telephone_number": "909-919-9296",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CHILLAR",
        "first_name": "RAM",
        "middle_name": "K",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-08-29",
        "last_updated": "2026-04-14",
        "certification_date": "2026-04-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology",
            "state": "CA",
            "license": "A25342",
            "primary": false
        },
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "AZ",
            "license": "80210",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Phoenix, AZ

Sources for this page

Verify at the official NPI Registry.