Ted Leem, MD
NPI 1821144429 · Otolaryngology Physician · Downey, CA
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ted Leem, MD is a Otolaryngology Physician provider in Downey, CA (NPI 1821144429).
Provider details
- NPI number
- 1821144429
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- DR-49903 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 59 | 51 |
| Cephalexin | 23 | 21 |
| Omeprazole | 21 | — |
| Amoxicillin | 20 | 15 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 20 | — |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 14 | — |
| Ipratropium Bromide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-26
- Last updated
- 2021-12-01
Frequently asked questions
- What is Ted Leem's NPI number?
- Ted Leem's National Provider Identifier (NPI) is 1821144429, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ted Leem's specialty?
- Ted Leem is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Ted Leem located?
- Ted Leem's practice location on file with NPPES is 9449 Imperial Hwy, Downey, CA 90242-2814.
- What is Ted Leem's phone number?
- The practice phone number listed in the NPPES registry for Ted Leem is (562) 657-4900.
- Does Ted Leem accept Medicare?
- Ted Leem is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ted Leem's NPI active?
- Yes — Ted Leem's NPI (1821144429) is active in the NPPES registry as of the last update on 2021-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.