1. Home
  2. Directory
  3. California
  4. Reseda
  5. Nurse Practitioner
  6. NPI Profile

MARIA THERESE DELA MERCED NP
NPI 1255971743
Nurse Practitioner - Gerontology in Reseda, CA

Active since January 13, 2020PECOS Enrolled
7012 RESEDA BLVD STE 100, RESEDA, CA 91335(747) 265-6423 Get Directions Write a Review

NPPES record last updated: July 11, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 11, 2023, Jul 6, 2023, Sep 8, 2022 and 1 more (4 updates tracked since 2020).

About Maria Therese Dela Merced Np NPPES

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

MARIA THERESE DELA MERCED NP (NPI 1255971743) is an individual gerontology provider in Reseda, California, licensed in California (95013531) and active in the NPI registry since January 2020. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1255971743
Entity TypeIndividualFemale
Primary Taxonomy363LG0600X
Provider Legal NameMARIA THERESE DELA MERCEDCredential: NP
Location Address7012 RESEDA BLVD STE 100Reseda, CA 91335-4219
Mailing Address10515 Balboa Blvd Ste 285Granada Hills, CA 91344-6398 · (661) 310-8175
Phone(747) 265-6423
Sole ProprietorNo
Enumeration DateJanuary 13, 2020
Last NPPES UpdateJuly 11, 20234 updates tracked since enumeration
NPPES CertifiedJuly 11, 2023
✔ NPI 1255971743 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · GerontologyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LG0600X
License✔ Licensed in CA · 95013531
Also ListedNurse Practitioner · Adult HealthTaxonomy 363LA2200X · License 95013531 (CA)
7012 RESEDA BLVD STE 100, Reseda, CA 91335
Open in Google Maps ↗

Secondary Practice Locations 2

Location 110515 Balboa Blvd Ste 285Granada Hills, CA 91344-6398 · Phone (818) 363-3000
Location 227215 Cloverhurst PlCanyon Country, CA 91387-3803 · Phone (818) 708-4058

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Maria Therese Dela Merced Np 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 Dela Merced reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

David J. Hernandez MD A Professional Medical Corporation
Same address
Adult Medicine
7012 RESEDA BLVD STE 100
Reseda, CA 91335
  • Reassigned Medicare billing, California enrollment
  • 2 clinicians in this Medicare group
NPI 1912417007 (747) 265-6423

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
12 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91335 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
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 2

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

DR. DAVID J HERNANDEZ MD
Internal Medicine
7012 RESEDA BLVD STE 100
RESEDA, CA 91335
Los Angeles County (747) 265-6423
DAVID J. HERNANDEZ MD A PROFESSIONAL MEDICAL CORPORATION
Family Medicine (Adult Medicine)
7012 RESEDA BLVD STE 100
RESEDA, CA 91335
Los Angeles County (747) 265-6423

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 Dela Merced's NPI number?

The NPI number for Maria Dela Merced is 1255971743. It was assigned to this individual provider in the NPPES registry on January 13, 2020.

Where is Maria Dela Merced located?

Maria Dela Merced practices at 7012 Reseda Blvd Ste 100, Reseda, CA 91335. The listed phone number is (747) 265-6423.

What is Maria Dela Merced's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Gerontology, with taxonomy code 363LG0600X.

Is Maria Dela Merced enrolled in Medicare?

Yes. Maria Dela Merced is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Maria Dela Merced's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Maria Dela Merced reassigns Medicare benefits to David J. Hernandez MD A Professional Medical Corporation (Reseda, 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 Dela Merced'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 Dela Merced was last updated on July 11, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.