Daniel Leon Gianella, MD
Diagnostic Radiology Physician · Long Beach, CA
Daniel Leon Gianella, MD is a diagnostic radiology physician with a practice address in Long Beach, California, and NPI 1306026133, issued on Nov 8, 2007. Check the license (California A93464, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Daniel Leon Gianella
- Credential
- MD
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- A93464 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2801 Atlantic Ave, Long Beach, CA 90806
- Phone
- (562) 933-1550
- Enumerated
- Nov 8, 2007
- Record last updated
- Mar 21, 2023
- Fax
- (562) 933-1502
- Medicare enrollment
- Enrolled (PECOS I20250603000518); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 2004
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 4,500 in California → Look up another NPI →
Also registered at 2801 Atlantic Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Naima Abdirahman, NPAcute Care Nurse Practitioner1215640560
- William AbeClinical Social Worker1316550148
- Holly Adams, MSW, LCSW, OSW-CClinical Social Worker1639591134
- Jennifer Agnew, PHARM. DPharmacist1285435685
- Mannat Agnish, MD, MPHStudent in an Organized Health Care Education/Training Program1881321883
- Mary Elaine Aguilar-Choomngern, NPMedical-Surgical Registered Nurse1033765474
Verify Daniel Leon Gianella in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A93464Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 3 group practices
- Radiology Muskegon, PCMuskegon, MI
- Simonmed Imaging Florida LLCByron Center, MI
- Smi Imaging LLCByron Center, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Daniel Leon Gianella among 4,500 diagnostic radiology physician records in California
Daniel Leon Gianella, MD is one of 4,500 diagnostic radiology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 48% of them.
- NPI issued2007 · 48% of these records are older, 41% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2004 · median 2004 among the 3,130 with a school on file
- Record last updated2023 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Diagnostic Radiology Physician providers in California
There are 4,500 diagnostic radiology physician records in California.
All 4,500 in California → Every provider in Long Beach → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Matthew Benedict, M.D.Long Beach, CA 908061528008125
- Richard Chai, MDLong Beach, CA 908061477535532
- Philip Eisinger, DOLong Beach, CA 908061750371852
- Robert Farrell, MDLong Beach, CA 908061952386476
- Richard Hollis, DOLong Beach, CA 908061831119254
- Janice Hwang, MDLong Beach, CA 908061164412763
- Francine Kim, M.D.Long Beach, CA 908061790779783
- Archana Lucchesi, M.D.Long Beach, CA 908061225108533
Common questions
What is Daniel Leon Gianella, MD's NPI number?
Daniel Leon Gianella, MD's National Provider Identifier (NPI) is 1306026133, issued on Nov 8, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Daniel Leon Gianella, MD located?
The NPPES record lists a practice address at 2801 Atlantic Ave, Long Beach, CA, 90806. Phone: (562) 933-1550. Providers update this record themselves, so call before visiting.
How can I verify Daniel Leon Gianella, MD's license?
NPPES lists California license number A93464, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.