Quick answers
- Does Timothy F. Richardson accept Medicare assignment?
- Yes. Medicare's clinician data says Timothy F. Richardson accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Timothy F. Richardson see?
- In 2024, CMS data shows 700 Original Medicare patients and 4,642 services for Timothy F. Richardson. This counts Original Medicare only and measures volume, not quality.
- What is Timothy F. Richardson's NPI number?
- 1164446548. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Timothy F. Richardson, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 700 |
|---|---|
| Services billed to Medicare | 4,642 |
| Different services or procedures | 85 |
| Participating Medicare provider | Yes |
| Average age of these patients | 81 |
Most frequent services
- Destruction of precancer skin growth, 2-14 growths (17003)1,257 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)575 services
- Destruction of precancer skin growth, 1 growth (17000)417 services
- Biopsy of related skin growth, first growth (11102)325 services
- Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks (17311)293 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Arthritis58%
- Ischemic heart disease39%
- Chronic kidney disease30%
- Atrial fibrillation27%
Practice locations
Addresses where Timothy F. Richardson is enrolled with Medicare (CMS data updated October 2, 2026).
- 36867 Cook St, Suite 101Palm Desert, CA 92211 (760) 341‑1999
Group practices
Medicare enrollment lists Timothy F. Richardson as a member of this group (CMS data updated October 2, 2026).
- Csi Medical Group111 clinicians in the group
Specialties
- Dermatologyprimary
Other dermatologists in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Other clinicians in Csi Medical Group
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Georgetown University School Of Medicine |
| Graduation year | 1983 (43 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1164446548 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians