DR. PETER ANTONY DELL M.D.
NPI 1699806059
Psychiatry & Neurology - Psychiatry in San Mateo, CA
About Dr. Peter Antony Dell M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. PETER ANTONY DELL M.D. (NPI 1699806059) is an individual psychiatry provider in San Mateo, California, licensed in California (A100801) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS and is a graduate of University Of California, San Francisco School Of Medicine (2006).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Peter Antony Dell M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Peter Dell reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Mateo, CA 94403
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: County Of San Mateo
- Also billed through NPI 1831268580 (California)
- 597 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94403 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Peter Dell's NPI number?
The NPI number for Peter Dell is 1699806059. It was assigned to this individual provider in the NPPES registry on March 8, 2007.
Where is Peter Dell located?
Peter Dell practices at 1950 Alameda De Las Pulgas Ste 209, San Mateo, CA 94403. The listed phone number is (650) 573-3571.
What is Peter Dell's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Peter Dell enrolled in Medicare?
Yes. Peter Dell is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Peter Dell's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Peter Dell reassigns Medicare benefits to San Mateo County (San Mateo, CA). The 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 Peter Dell's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Peter Dell was last updated on November 16, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Dr. Peter Antony Dell, M.D. · NPI 1699806059
Psychiatry physician in San Mateo, California. Individual provider, active in the CMS NPPES registry since March 8, 2007.
## Identity
- **NPI:** 1699806059 (Entity type: Individual)
- **Enumerated:** March 8, 2007
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** A100801 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1950 ALAMEDA DE LAS PULGAS STE 209, San Mateo, CA 94403-1222
- **Phone:** (650) 573-3571
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** San Mateo County (NPI 1710908272, San Mateo, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, San Francisco School Of Medicine, class of 2006
## Record status
- **NPPES last updated:** November 16, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1699806059) · Data from the CMS NPPES public registry.