Ted Leem, MD
Otolaryngology Physician · Downey, CA
Ted Leem, MD is an otolaryngology physician with a practice address in Downey, California, and NPI 1821144429, issued on Jan 26, 2007. Check the license (California A107632, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ted Leem
- Credential
- MD
- Primary taxonomy
- Otolaryngology Physician 207Y00000X
- License numbers
- A107632 CA
DR-49903 CO
TL-1327 CO
Self-reported in NPPES; status is on the state search - Practice location
- 9449 Imperial Hwy, Downey, CA 90242
- Phone
- (562) 657-4900
- Enumerated
- Jan 26, 2007
- Record last updated
- Dec 1, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest otolaryngology physician records → All 1,212 in California → Look up another NPI →
Also registered at 9449 Imperial Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ted Leem in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A107632Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
50% fewer Medicare Part D claims than the average otolaryngology physician in 2024
270 Medicare Part D claims for 97 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. 86 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen59 claims
- Cephalexin23 claims
- Omeprazole21 claims
- Amoxicillin20 claims
- Oxycodone-Acetaminophen20 claims
- Amoxicillin-Clavulanate Potass14 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.
Ted Leem among 1,212 otolaryngology physician records in California
Ted Leem, MD is one of 1,212 otolaryngology physician records with a practice address in California. 80% 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, 42% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileNo · 67% of these records are
- Record last updated2021 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Otolaryngology Physician providers in California
There are 1,212 otolaryngology physician records in California.
All 1,212 in California → Every provider in Downey → Otolaryngology Physician nationwide →
The 8 otolaryngology physician records with the nearest ZIP codes
- Sameer Ahmed, M.D.Downey, CA 902421225328461
- John Farinacci, M.D.Downey, CA 902421629012323
- Tiffany Genova, MDDowney, CA 902421740717875
- Gordon Sun, MDDowney, CA 902421740481530
- Elias Ayoub, M.D.Downey, CA 902411568400885
- Marlon Maducdoc, M.D.Downey, CA 902411295122653
- Sasha Maher, DODowney, CA 902411467630640
- John Lee, MDEl Segundo, CA 902451114910239
Common questions
What is Ted Leem, MD's NPI number?
Ted Leem, MD's National Provider Identifier (NPI) is 1821144429, issued on Jan 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Ted Leem, MD located?
The NPPES record lists a practice address at 9449 Imperial Hwy, Downey, CA, 90242. Phone: (562) 657-4900. Providers update this record themselves, so call before visiting.
How can I verify Ted Leem, MD's license?
NPPES lists California license number A107632, 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 Ted Leem, MD prescribe under Medicare Part D?
In 2024, Ted Leem, MD had 270 Medicare Part D claims for 97 beneficiaries; the average among otolaryngology physician prescribers was 541. 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.