OAK TREE DERMATOLOGY
NPI 1003564089
Dermatology - Dermatopathology in Pomona, CA
About Oak Tree Dermatology NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OAK TREE DERMATOLOGY (NPI 1003564089) is a healthcare organization registered as a dermatopathology in Pomona, California and active in the NPI registry since March 2022. The organization lists David Robles, Dermatologist /owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Oak Tree Dermatology is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Oak Tree Dermatology, which bills Medicare for the services this clinician delivers.
Clinician (1)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Oak Tree Dermatology's NPI number?
The NPI number for Oak Tree Dermatology is 1003564089. It was assigned to this organization in the NPPES registry on March 17, 2022.
Where is Oak Tree Dermatology located?
Oak Tree Dermatology is located at 160 E Artesia St Ste 325, Pomona, CA 91767. The listed phone number is (909) 620-5300.
What is Oak Tree Dermatology's specialty?
The primary specialty registered for this NPI is Dermatology, specializing in Dermatopathology, with taxonomy code 207ND0900X.
Is Oak Tree Dermatology enrolled in Medicare?
Yes. Oak Tree Dermatology is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Oak Tree Dermatology?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Dermatology) reassigns their Medicare billing to Oak Tree Dermatology. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Oak Tree Dermatology was last updated on June 13, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Oak Tree Dermatology · NPI 1003564089
Dermatopathology organization in Pomona, California. Organization record, active in the CMS NPPES registry since March 17, 2022.
## Identity
- **NPI:** 1003564089 (Entity type: Organization)
- **Enumerated:** March 17, 2022
- **Primary specialty:** Dermatology - Dermatopathology · taxonomy 207ND0900X
- **Organization subpart:** No
- **Authorized official:** David Robles, DERMATOLOGIST /OWNER
## Practice location
- **Address:** 160 E ARTESIA ST STE 325, Pomona, CA 91767-2922
- **Phone:** (909) 620-5300 · **Fax:** (909) 620-8900
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Dermatology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 13, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1003564089) · Data from the CMS NPPES public registry.