Yohannes Assefa, DO
NPI 1033635107 · Family Medicine Physician · Lynwood, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yohannes Assefa, DO is a Family Medicine Physician provider in Lynwood, CA (NPI 1033635107).
Provider details
- NPI number
- 1033635107
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 20A16760 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
14 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 14 | $117 |
Typical Medicare-allowed amounts for these services range $117–$117 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 53 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 203 | 175 |
| Amlodipine Besylate | 110 | 97 |
| Losartan Potassium | 101 | 88 |
| Lisinopril | 100 | 90 |
| Levothyroxine Sodium | 81 | 73 |
| Rosuvastatin Calcium | 77 | 66 |
| Hydrochlorothiazide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-08-20
- Last updated
- 2023-10-27
- Certified
- 2020-08-05
Frequently asked questions
- What is Yohannes Assefa's NPI number?
- Yohannes Assefa's National Provider Identifier (NPI) is 1033635107, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yohannes Assefa's specialty?
- Yohannes Assefa is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Yohannes Assefa located?
- Yohannes Assefa's practice location on file with NPPES is 3628 E Imperial Hwy Ste 202, Lynwood, CA 90262-2600.
- What is Yohannes Assefa's phone number?
- The practice phone number listed in the NPPES registry for Yohannes Assefa is (310) 900-5010.
- Does Yohannes Assefa accept Medicare?
- Yohannes Assefa is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yohannes Assefa's NPI active?
- Yes — Yohannes Assefa's NPI (1033635107) is active in the NPPES registry as of the last update on 2023-10-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.