Active NPI
James Henry Roum, MD
- Critical Care Medicine (Internal Medicine) Physician
- Orange, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Critical Care Medicine (Internal Medicine) Physician
- License
- G62370
- Practice address
- 1010 W la Veta Ave Ste 750
Orange, CA 92868-4312 - Phone
- (714) 639-9401
- Fax
- (714) 919-8804
- NPI assigned
- Oct 16, 2006
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Pulmonary Disease Physician | 207RP1001X | G62370 | CA | |
| Critical Care Medicine (Internal Medicine) Physician | 207RC0200X | G62370 | CA | Primary |
Addresses
Primary practice location
1010 W la Veta Ave Ste 750
Orange, CA 92868-4312
Mailing address
1010 W la Veta Ave Ste 750
Orange, CA 92868-4312
Phone (714) 639-9401
Other identifiers 5
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 1912919804 | Medicaid | CA | |
| G62370 | Other | CA | MEDICAL LICENSE |
| P00703134 | Other | CA | RAIL ROAD MEMBER PTAN |
| 1912919804 | Other | CA | TYPE 2 NPI |
| CG5665 | Other | CA | RAIL ROAD GROUP PTAN |
Medicare participation
Medicare enrollment files- 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
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Internal Medicine
- Education
- University of California, Irvine, California College of Medicine, 1986
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1100 W Stewart Dr
Orange, CA 92868-3849
Phone (714) 771-8000
4101 Torrance Blvd
Torrance, CA 90503-4607
Phone (949) 829-8299
Hospital & facility affiliations
- Providence St. Joseph Hospital
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| G62370 | CA | MD | Pulmonary Disease Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| UC Regents | Current | Accepting new patients | |
| Southern California Hospitalist Network Medical Group Inc | Current | Accepting new patients | |
| UC Regents | Pulmonary Disease | Current | Accepting new patients |
| Southbay Critical Care a Medical Partnership | Critical Care Medicine | Current | Accepting new patients |
| The Regents of the University of California-Irvine | Current | Accepting new patients | |
| University of California Irvine | Past | Accepting new patients | |
| St Joseph Hospital of Orange | Past | Accepting new patients | |
| UC Regents | Past | Accepting new patients | |
| University of California Irvine | Past | Accepting new patients |
Locations
17100 Euclid St
Fountain Vly, CA 92708
Phone (714) 966-7200
101 The City Dr S
Bldg 30
Orange, CA 92868
Phone (714) 456-6966
101 The City Dr S
Orange, CA 92868
Phone (714) 456-6054
1100 W Stewart Dr
Orange, CA 92868
Phone (714) 532-8620
101 The City Dr S
#1
Orange, CA 92868
Phone (714) 456-7011
625 The City Dr S
Ste 320
Orange, CA 92868
Phone (714) 202-2330
4101 Torrance Blvd
Torrance, CA 90503
Phone (310) 540-7676
Ownership & related parties
All facility ownership & control disclosures 1
Facilities whose Medicare enrollment lists this provider’s PECOS associate ID as an owner or managing party.
| Facility | Type | Role | Since |
|---|---|---|---|
| Providence St. Joseph Hospital | Hospital | Corporate Director | Jan 1, 2026 |
Owned or controlled facilities with NPI records 2
Facilities whose Medicare enrollment lists this provider as an owner, officer, director or managing party.
-
- General Acute Care Hospital
- Orange, CA
- NPI 1912982216
Corporate Director
-
- General Acute Care Hospital
- Orange, CA
- NPI 1558575746
Corporate Director
Organizations & group practices 10
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.
-
- Critical Care Medicine (Internal Medicine) Physician
- Torrance, CA
- NPI 1568174282
-
- Critical Care Medicine (Internal Medicine) Physician
- Orange, CA
- NPI 1902313919
-
- Internal Medicine Physician
- Orange, CA
- NPI 1790880458
-
- Hospitalist Physician
- Orange, CA
- NPI 1154479723
-
- Infectious Disease Physician
- Orange, CA
- NPI 1760430847
-
- Pulmonary Disease Physician
- Orange, CA
- NPI 1629026729
-
- General Acute Care Hospital
- Orange, CA
- NPI 1912982216
-
- Internal Medicine Physician
- Orange, CA
- NPI 1205884392
-
- Infusion Therapy Clinic/Center
- Irvine, CA
- NPI 1417027475
-
- General Acute Care Hospital
- Orange, CA
- NPI 1689608150
Hospital & facility affiliations 2
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Orange, CA
- NPI 1912982216
-
- General Acute Care Hospital
- Orange, CA
- NPI 1558575746
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1160956800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1658361600000",
"number": "1477633626",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1010 W LA VETA AVE STE 750",
"city": "ORANGE",
"state": "CA",
"postal_code": "928684312",
"telephone_number": "714-639-9401",
"fax_number": "714-919-8804"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1010 W LA VETA AVE STE 750",
"city": "ORANGE",
"state": "CA",
"postal_code": "928684312",
"telephone_number": "714-639-9401",
"fax_number": "714-919-8804"
}
],
"practiceLocations": [],
"basic": {
"last_name": "ROUM",
"first_name": "JAMES",
"middle_name": "HENRY",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-10-16",
"last_updated": "2022-07-21",
"status": "A"
},
"taxonomies": [
{
"code": "207RP1001X",
"taxonomy_group": "",
"desc": "Internal Medicine, Pulmonary Disease",
"state": "CA",
"license": "G62370",
"primary": false
},
{
"code": "207RC0200X",
"taxonomy_group": "",
"desc": "Internal Medicine, Critical Care Medicine",
"state": "CA",
"license": "G62370",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "1912919804",
"state": "CA"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "MEDICAL LICENSE",
"identifier": "G62370",
"state": "CA"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "RAIL ROAD MEMBER PTAN",
"identifier": "P00703134",
"state": "CA"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "TYPE 2 NPI",
"identifier": "1912919804",
"state": "CA"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "RAIL ROAD GROUP PTAN",
"identifier": "CG5665",
"state": "CA"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Orange, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 21, 2022; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; facility enrollments, owners and changes of ownership; Provider of Services certification data; 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.