DR. CALVIN T STONE DO
NPI 1275995870
Psychiatry & Neurology - Psychiatry in Poway, CA

Q: What is Calvin Stone's NPI number?

The NPI number for Calvin Stone is 1275995870. It was assigned to this individual provider in the NPPES registry on March 23, 2016.

Q: What is Calvin Stone's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Q: When was this NPI record last updated?

The NPPES record for Calvin Stone was last updated on November 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.

Active since March 23, 2016PECOS Enrolled

13010 POWAY RD, POWAY, CA 92064(858) 218-3000 Get Directions Write a Review

NPPES record last updated: November 12, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 12, 2025, Jun 11, 2021, Dec 26, 2020 and 1 more (4 updates tracked since 2016).

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About Dr. Calvin T Stone Do NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. CALVIN T STONE DO (NPI 1275995870) is an individual psychiatry provider in Poway, California, licensed in California (20A18127) and active in the NPI registry since March 2016. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1275995870

Entity TypeIndividualMale

Primary Taxonomy2084P0800X

Provider Legal NameDR. CALVIN T STONECredential: DO

Location Address13010 POWAY RDPoway, CA 92064-4520

Mailing Address13010 Poway RdPoway, CA 92064-4520 · (858) 218-3000

Phone(858) 218-3000

Sole ProprietorYes

Enumeration DateMarch 23, 2016

Last NPPES UpdateNovember 12, 20254 updates tracked since enumeration

NPPES CertifiedNovember 12, 2025

✔ NPI 1275995870 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

License✔ Licensed in CA · 20A18127

Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

13010 POWAY RD, Poway, CA 92064

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Calvin T Stone Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Calvin Stone reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Neighborhood Healthcare

12 mi

Federally Qualified Health Center (FQHC)

460 N ELM ST
Escondido, CA 92025

Reassigned Medicare billing, California enrollment
332 clinicians in this Medicare group

NPI 1598703647 (760) 520-8100

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 92064 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$184.71 typical visit price

range $62.10 – $184.71

Typical copayment $46.17 (range $15.52 – $46.17)

Most-billed visit code 99205

Established Patient

$76.87 typical visit price

range $20.62 – $151.42

Typical copayment $19.21 (range $5.15 – $37.85)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. DEMAH ALOBAIDI MD

Internal Medicine

13010 POWAY RD
POWAY, CA 92064

San Diego County (833) 867-4642

GABRIELLE ELIZABETH TOTTON

Physician Assistant

13010 POWAY RD
POWAY, CA 92064

San Diego County (858) 218-3000

MRS. KAYLA FERRARI SCHMIDT PA-C, MPAP

Physician Assistant (Medical)

13010 POWAY RD
POWAY, CA 92064

San Diego County (858) 218-3000

LINDA LAN-KHANH BLAIR PA-C

Physician Assistant

13010 POWAY RD
POWAY, CA 92064

San Diego County (833) 867-4642

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 Calvin Stone's NPI number?

The NPI number for Calvin Stone is 1275995870. It was assigned to this individual provider in the NPPES registry on March 23, 2016.

Where is Calvin Stone located?

Calvin Stone practices at 13010 Poway Rd, Poway, CA 92064. The listed phone number is (858) 218-3000.

What is Calvin Stone's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Calvin Stone enrolled in Medicare?

Yes. Calvin Stone is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Calvin Stone's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Calvin Stone reassigns Medicare benefits to Neighborhood Healthcare (Escondido, 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 Calvin Stone'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 Calvin Stone was last updated on November 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.