MJ MEDICAL GROUP,INC. - NPI 1699194423 - Internal Medicine in Corona, CA

Q: What is Mj Medical Group,inc.'s NPI number?

The NPI number for Mj Medical Group,inc. is 1699194423. It was assigned to this organization in the NPPES registry on April 9, 2014. The provider is doing business as Oceana Gastroenterology Associates and Oceana Gastroenterology OC.

Q: What is Mj Medical Group,inc.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

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About Mj Medical Group,inc. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MJ MEDICAL GROUP,INC. (NPI 1699194423), doing business as Oceana Gastroenterology Associates, is a healthcare organization registered as a gastroenterology in Corona, California and active in the NPI registry since April 2014. The organization maintains a secondary practice location in Lake Forest and lists Roula Jamal, Admin, as its authorized official.

NPPES Registry Identity

NPI1699194423

Entity TypeOrganization

Primary Taxonomy207RG0100X

Legal Business NameMJ MEDICAL GROUP,INC.

Location Address2097 COMPTON AVE STE 103Corona, CA 92881-7289

Mailing Address3943 Irvine Blvd, Box#40Irvine, CA 92602-8840 · (951) 934-0505

Phone(951) 934-0505

Fax(951) 934-0506

Organization SubpartNo

Authorized OfficialRoula JamalAdmin · (949) 306-5115

Enumeration DateApril 9, 2014

Last NPPES UpdateMarch 17, 20262 updates tracked since enumeration

NPPES CertifiedMarch 17, 2026

✔ NPI 1699194423 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in CA · A46078

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

2097 COMPTON AVE STE 103, Corona, CA 92881

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Other Names 2

Doing Business AsOceana Gastroenterology Associates

Doing Business AsOceana Gastroenterology Oc

Secondary Practice Location 1

Location 126501 Rancho Pkwy S Ste 103Lake Forest, CA 92630-8359 · Phone (949) 415-7747 · Fax (949) 415-7771

Other Identifiers 1

Other1003916727CA · Npi

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

M. MAZEN JAMAL M.D., M.P.H.

Internal Medicine (Gastroenterology)