Christopher Tymchuk, MD
NPI 1104118561 · Infectious Disease Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Tymchuk, MD is a Infectious Disease Physician provider in Los Angeles, CA (NPI 1104118561).
Provider details
- NPI number
- 1104118561
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A96133 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 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
763 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 469 | $122 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 123 | $179 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 102 | $191 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 44 | $119 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 25 | $236 |
Typical Medicare-allowed amounts for these services range $119–$236 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Doxycycline Hyclate | 26 | 12 |
| Amoxicillin | 17 | — |
| Doxycycline Monohydrate | 16 | — |
| Cefadroxil | 15 | — |
| Penicillin V Potassium | 13 | — |
| Piperacillin Sodium/Tazobactambrand: Piperacillin-Tazobactam | 11 | — |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 11 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-05-04
- Last updated
- 2024-04-23
- Certified
- 2024-04-23
Frequently asked questions
- What is Christopher Tymchuk's NPI number?
- Christopher Tymchuk's National Provider Identifier (NPI) is 1104118561, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Tymchuk's specialty?
- Christopher Tymchuk is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Tymchuk located?
- Christopher Tymchuk's practice location on file with NPPES is 757 Westwood Plz Ste 7501, Los Angeles, CA 90095-0001.
- What is Christopher Tymchuk's phone number?
- The practice phone number listed in the NPPES registry for Christopher Tymchuk is (310) 267-9643.
- Does Christopher Tymchuk accept Medicare?
- Christopher Tymchuk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Tymchuk's NPI active?
- Yes — Christopher Tymchuk's NPI (1104118561) is active in the NPPES registry as of the last update on 2024-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.