Provider Profile
Based in Ukiah, CA, Hendrik Ryan L. Tan, DPM is listed in the NPI registry under podiatry — foot & ankle surgery. Medicare claims data shows Hendrik Ryan provided 135 services to 107 patients. The services billed most often include removal of fingernails or toenails, 6 or more nails, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and x-ray of foot, minimum of 3 views.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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240 HOSPITAL DR
Ukiah, CA 95482
Within Podiatry — Foot & Ankle Surgery generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
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135 services · 107 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of fingernails or toenails, 6 or more nails | Procedure | 11721 |
52 | Less often than most peers in Podiatry — Foot & Ankle Surgery |
| X-ray of foot, minimum of 3 views | Imaging | 73630 |
24 | Less often than most peers in Podiatry — Foot & Ankle Surgery |
| Removal of tissue from wound, 20.0 sq cm or less | Treatment | 97597 |
15 | Less often than most peers in Podiatry — Foot & Ankle Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
33 | Less often than most peers in Podiatry — Foot & Ankle Surgery |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
11 | Less often than most peers in Podiatry — Foot & Ankle Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Tan is a podiatry in Ukiah, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Podiatry — Foot & Ankle Surgery”.
NPI registry
Dr. Tan is listed at 240 Hospital Dr, Ukiah, CA 95482. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (707) 467-5360. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Tan's National Provider Identifier is 1316561871. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Tan attended Other, graduating in 2020. This comes from the CMS National Downloadable File.
CMS public data
Dr. Tan has 6 years experience. Calculated from a graduation year of 2020, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Tan performs procedures including removal of fingernails or toenails, 6 or more nails; reads or performs imaging such as x-ray of foot, minimum of 3 views; provides treatments such as removal of tissue from wound, 20.0 sq cm or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Tan. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.