Daniel Ichwan
Emergency Medicine Physician · Arcadia, CA
Daniel Ichwan is an emergency medicine physician with a practice address in Arcadia, California, and NPI 1740711589, issued on Mar 23, 2017. Check the license (California A157952, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Daniel Ichwan
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- A157952 CA
Self-reported in NPPES; status is on the state search - Practice location
- 300 W Huntington Dr, Arcadia, CA 91007
- Phone
- (626) 898-8000
- Enumerated
- Mar 23, 2017
- Record last updated
- Feb 8, 2024
- Medicare enrollment
- Enrolled (PECOS I20200414000558); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 2017
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 300 W Huntington Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Katherine Agron, NPFamily Nurse Practitioner1538685334
- Raha Akhavan, M.D.Anesthesiology Physician1477577351
- Vincent Antosz, MDInternal Medicine Physician1831150135
- Loren Ayres, M.D.Anatomic Pathology & Clinical Pathology Physician1184693301
- Apryl Jann Bacalso, PTPhysical Therapist1124525340
- Rahtna Banerjee, M.D.Anesthesiology Physician1033430855
Verify Daniel Ichwan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A157952Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average emergency medicine physician in 2024
46 Medicare Part D claims for 32 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Cephalexin11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Usc Care Medical Group IncLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Daniel Ichwan among 7,751 emergency medicine physician records in California
Daniel Ichwan is one of 7,751 emergency medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 78% of them.
- NPI issued2017 · 78% of these records are older, 19% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2017 · median 2011 among the 4,560 with a school on file
- Record last updated2024 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in California
There are 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in Arcadia → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Charmaine Bobo, M.D.Arcadia, CA 910071366478117
- Rebecca Boyer, MDArcadia, CA 910071235691999
- James Burke, M.D.Arcadia, CA 910071285675454
- Mayra CruzArcadia, CA 910071134623085
- Steven Goldberg, MDArcadia, CA 910071760426464
- Daniel Houssiere, DOArcadia, CA 910071245355759
- Benjamin Lee, M.D.Arcadia, CA 910071457387532
- John Mucia, M.D.Arcadia, CA 910071689618928
Common questions
What is Daniel Ichwan's NPI number?
Daniel Ichwan's National Provider Identifier (NPI) is 1740711589, issued on Mar 23, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Daniel Ichwan located?
The NPPES record lists a practice address at 300 W Huntington Dr, Arcadia, CA, 91007. Phone: (626) 898-8000. Providers update this record themselves, so call before visiting.
How can I verify Daniel Ichwan's license?
NPPES lists California license number A157952, 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.
How much does Daniel Ichwan prescribe under Medicare Part D?
In 2024, Daniel Ichwan had 46 Medicare Part D claims for 32 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
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.