Christopher John Mullin, MD

Primary specialty

Pulmonary Disease PhysicianTaxonomy code 207RP1001X

License

MD15876 Issued in RI

Practice address

146 W River St Ste 11a
Providence, RI 02904-2609

Phone

(401) 606-8250

Fax

(401) 519-2950

NPI assigned

Apr 23, 2009

Last updated

Mar 5, 2026By 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 RI

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

Pulmonary Disease

Education

Perelman School of Med at the University of Pennsylvania, 2009

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Lifespan Physician Group IncGroup PAC ID 2567455082, 1,151 clinicians

Rhode Island HospitalGroup PAC ID 8921900044, shared by 12 NPIs, 430 clinicians

Brown MedicineGroup PAC ID 0446159776, 220 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Hopehealth Hospice & Palliative Care Hospice, Providence, RI, CCN 411500
• Rhode Island Hospital Hospital, Providence, RI, CCN 410007
• The Miriam Hospital Hospital, Providence, RI, CCN 410012
• Newport Hospital Hospital, Newport, RI, CCN 410006

Medicare enrollment (NPD)

Not enrolled

HHS exclusion list flag

CMS’s directory marks this NPI as on an HHS exclusion list; no matching OIG record was found. 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

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: cmullin173142@brownhealth.medalliesdirect.net

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.

• Brown Medicine

  • Internal Medicine Physician
  • Riverside, RI
  • NPI 1689626764
  Medicare reassignment Care Compare group NPD
• Lifespan Physician Group, Inc.

  dba Brown Health Medical Group

  • General Practice Physician
  • Providence, RI
  • NPI 1407116643
  Medicare reassignment Care Compare group NPD
• Rhode Island Hospital

  • Multi-Specialty Clinic/Center
  • Providence, RI
  • NPI 1154537520
  Medicare reassignment NPD
• Rhode Island Hospital

  • Hematology & Oncology Physician
  • Providence, RI
  • NPI 1396849782
  Medicare reassignment NPD
• Brown Medicine

  • Pulmonary Disease Physician
  • Riverside, RI
  • NPI 1346988375
  NPD
• Brown Medicine

  • Gastroenterology Physician
  • Providence, RI
  • NPI 1730827767
  NPD
• Lifespan Corporation

  • Children's Rehabilitation Hospital
  • Providence, RI
  • NPI 1790221232
  NPD
• Lifespan Physician Group, Inc.

  dba Brown Health Medical Group

  • Emergency Medicine Physician
  • Providence, RI
  • NPI 1568325678
  NPD
• Rhode Island Hospital

  • General Acute Care Hospital
  • Providence, RI
  • NPI 1588659528
  NPD (past)

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

• Hopehealth Hospice & Palliative Care

  • Community Based Hospice Care Agency
  • Providence, RI
  • NPI 1871674796
  Care Compare affiliation
• Newport Hospital

  • General Acute Care Hospital
  • Newport, RI
  • NPI 1457346413
  Care Compare affiliation
• Rhode Island Hospital

  dba LifePact

  • Ambulance
  • Providence, RI
  • NPI 1053552299

  Hospital

  Care Compare affiliation
• Rhode Island Hospital

  • Clinic/Center
  • Providence, RI
  • NPI 1154663383

  Hospital

  Care Compare affiliation
• Rhode Island Hospital

  • General Acute Care Hospital
  • Providence, RI
  • NPI 1588659528
  Care Compare affiliation
• Rhode Island Hospital

  • General Acute Care Hospital
  • Providence, RI
  • NPI 1972768174
  Care Compare affiliation
• The Miriam Hospital

  • General Acute Care Hospital
  • Providence, RI
  • NPI 1487649430
  Care Compare affiliation

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

{
    "created_epoch": "1240444800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772668800000",
    "number": "1336383157",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "15 LA SALLE SQ",
            "city": "PROVIDENCE",
            "state": "RI",
            "postal_code": "029031814",
            "telephone_number": "401-444-6779",
            "fax_number": "401-444-6912"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "146 W RIVER ST STE 11A",
            "city": "PROVIDENCE",
            "state": "RI",
            "postal_code": "029042609",
            "telephone_number": "401-606-8250",
            "fax_number": "401-519-2950"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "375 Wampanoag Trl",
            "address_purpose": "LOCATION",
            "city": "Riverside",
            "state": "RI",
            "postal_code": "029152232",
            "country_code": "US",
            "telephone_number": "401-649-4070",
            "fax_number": "401-649-4071",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MULLIN",
        "first_name": "CHRISTOPHER",
        "middle_name": "JOHN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2009-04-23",
        "last_updated": "2026-03-05",
        "certification_date": "2026-03-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RP1001X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Pulmonary Disease",
            "state": "RI",
            "license": "MD15876",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Mulak Chiropractic Center Inc (CitySide Chiropractic Center)
• Marguerite Anne Mullen
• Patricia Mullen
• Eric Muller, MD
• Jessica Mulligan, RD
• Danielle Mullin, MS CCC-SLP
• James Mullin, MD
• Emily Mullins, OTR/L
• Multibasik Logistic LLC
• Michelle Mulvey-Sylvia, NURSE PRACTITIONER

• Pulmonary Disease Physician in Providence, RI
• Providers in Providence, RI by specialty
• Pulmonary Disease Physician in Rhode Island

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 5, 2026; 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.