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MRS. MARIA T ALARCON DDS
NPI 1427198134
Dentist - General Practice in Richmond, CA

Active since February 08, 2007PECOS Enrolled
315 40TH ST, RICHMOND, CA 94805(510) 232-4003(510) 232-6476 Get Directions Write a Review

NPPES record last updated: July 25, 2018. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Mrs. Maria T Alarcon Dds NPPES

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

MRS. MARIA T ALARCON DDS (NPI 1427198134) is an individual general practice provider in Richmond, California, licensed in California (34647) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1427198134
Entity TypeIndividualFemale
Primary Taxonomy1223G0001X
Provider Legal NameMRS. MARIA T ALARCONCredential: DDS
Location Address315 40TH STRichmond, CA 94805-2217
Mailing Address315 40th StRichmond, CA 94805-2217 · (510) 232-4003 · Fax (510) 232-6476
Phone(510) 232-4003
Fax(510) 232-6476
Sole ProprietorYes
Enumeration DateFebruary 8, 2007
Last NPPES UpdateJuly 25, 2018
✔ NPI 1427198134 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in CA · 34647
Definition
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
315 40TH ST, Richmond, CA 94805
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Other Names 1

Other Name (5)Ms. Maria T Rodriguez Dds

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Maria T Alarcon Dds 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 Maria Alarcon reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Maria T Alarcon DDS Dental Corporation
22 mi
Dental
19682 HESPERIAN BLVD, SECOND FLOOR SUITE #208
Hayward, CA 94541
  • Reassigned Medicare billing, California enrollment
  • 11 clinicians in this Medicare group
NPI 1467955369 (510) 253-2350

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 94805 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
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
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 3

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

STEPHANIE ALARCON
Dentist (Oral and Maxillofacial Surgery)
315 40TH ST
RICHMOND, CA 94805
Contra Costa County (510) 232-4003
DR. VILIAN KOSSEV DDS
Dentist (General Practice)
315 40TH ST
RICHMOND, CA 94805
Contra Costa County (510) 232-4003
MARIA T ALARCON DDS DENTAL CORPORATION
Clinic/Center (Dental)
315 40TH ST
RICHMOND, CA 94805
Contra Costa County (510) 232-4003

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 Maria Alarcon's NPI number?

The NPI number for Maria Alarcon is 1427198134. It was assigned to this individual provider in the NPPES registry on February 8, 2007. The provider is also known as Ms. Maria T Rodriguez Dds.

Where is Maria Alarcon located?

Maria Alarcon practices at 315 40th St, Richmond, CA 94805. The listed phone number is (510) 232-4003.

What is Maria Alarcon's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Is Maria Alarcon enrolled in Medicare?

Yes. Maria Alarcon is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Maria Alarcon's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Maria Alarcon reassigns Medicare benefits to Maria T Alarcon DDS Dental Corporation (Hayward, 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 Maria Alarcon'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 Maria Alarcon was last updated on July 25, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.