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MARIA CRESELDA DE LEON MD
NPI 1073773073
Obstetrics & Gynecology - Gynecologic Oncology in Santa Clarita, CA

Active since June 12, 2008PECOS EnrolledAccepts Medicare Assignment
99.12/100
CMS Quality Rating
23823 VALENCIA BLVD STE 250, SANTA CLARITA, CA 91355(661) 799-1999(661) 799-0829 Get Directions Write a Review

NPPES record last updated: December 7, 2020. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Dec 7, 2020, Mar 27, 2018, Mar 17, 2018 (3 updates tracked since 2018).

About Maria Creselda De Leon Md NPPES

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

MARIA CRESELDA DE LEON MD (NPI 1073773073) is an individual gynecologic oncology provider in Santa Clarita, California, licensed in Indiana (01071053A) and active in the NPI registry since June 2008. She is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (2008).

NPPES Registry Identity

NPI1073773073
Entity TypeIndividualFemale
Primary Taxonomy207VX0201X
Provider Legal NameMARIA CRESELDA DE LEONCredential: MD
Location Address23823 VALENCIA BLVD STE 250Santa Clarita, CA 91355-9512
Mailing AddressPo Box 512185Los Angeles, CA 90051-0185 · (626) 775-3514
Phone(661) 799-1999
Fax(661) 799-0829
Sole ProprietorYes
Medical School CMSOtherGraduated 2008
Enumeration DateJune 12, 2008
Last NPPES UpdateDecember 7, 20203 updates tracked since enumeration
NPPES CertifiedDecember 7, 2020
✔ NPI 1073773073 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & Gynecology · Gynecologic OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207VX0201X
License✔ Licensed in IN · 01071053A
Definition

An obstetrician/gynecologist who provides consultation and comprehensive management of patients with gynecologic cancer, including those diagnostic and therapeutic procedures necessary for the total care of the patient with gynecologic cancer and resulting complications.

23823 VALENCIA BLVD STE 250, Santa Clarita, CA 91355
Open in Google Maps ↗

Secondary Practice Locations 3

Location 115031 Rinaldi St Ste 150Mission Hills, CA 91345-1207 · Phone (818) 660-4700 · Fax (818) 837-1987
Location 220 York St # T-209New Haven, CT 06510-3220 · Phone (203) 688-2259
Location 344151 15th St W Ste 101Lancaster, CA 93534-4079 · Phone (661) 902-5600 · Fax (661) 951-0686

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Maria Creselda De Leon Md 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.

PECOS PAC ID5597980763
PECOS Enrollment IDI20160302002288
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.

Areas of Expertise CMS Part B claims 6

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 moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
197 services128 patients
Telephone medical discussion with physician, 11-20 minutes 99442
This is a service where you have a phone conversation with your doctor for 11-20 minutes. It's used for discussing health concerns, reviewing test results, or managing ongoing conditions. It's a convenient way to receive medical advice without an in-person visit.
120 services94 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
82 services82 patients
Telephone medical discussion with physician, 21-30 minutes 99443
This service involves a 21-30 minute phone conversation with a physician. It's a chance for you to discuss your health concerns, symptoms or treatment plans. It's similar to an in-person consultation, but conducted over the phone for your convenience and safety.
66 services52 patients
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.
62 services53 patients
Removal of uterus, tubes, and/or ovaries through abdomen using an endoscope, 250.0 g or less 58571
This procedure involves the removal of certain internal structures through small incisions in the abdomen, using a special tool called an endoscope. It's performed when these structures are causing health issues. The weight reference (250.0 g or less) relates to the size of the structures being removed.
15 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91355 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
$187.60 typical visit price
range $62.96 – $187.60
Typical copayment $46.90 (range $15.74 – $46.90)
Most-billed visit code 99205
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

99.12/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality85.23
Promoting Interoperability100
Improvement Activities40

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.

KRISTINA WITTIG MD
Urology
23823 VALENCIA BLVD STE 250
SANTA CLARITA, CA 91355
Los Angeles County (661) 799-1999
GEORGE HAJJAR MD
Internal Medicine (Hematology & Oncology)
23823 VALENCIA BLVD STE 250
SANTA CLARITA, CA 91355
Los Angeles County (661) 799-1999
DR. THOMAS P JOSEPH MD
Internal Medicine (Hematology & Oncology)
23823 VALENCIA BLVD STE 250
SANTA CLARITA, CA 91355
Los Angeles County (661) 799-1999
DR. VINCENT LOUIE RAMOS MENDIOLA M.D.
Internal Medicine (Hematology & Oncology)
23823 VALENCIA BLVD STE 250
SANTA CLARITA, CA 91355
Los Angeles County (661) 799-1999

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 Creselda De Leon's NPI number?

The NPI number for Maria Creselda De Leon is 1073773073. It was assigned to this individual provider in the NPPES registry on June 12, 2008.

Where is Maria Creselda De Leon located?

Maria Creselda De Leon practices at 23823 Valencia Blvd Ste 250, Santa Clarita, CA 91355. The listed phone number is (661) 799-1999.

What is Maria Creselda De Leon's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Gynecologic Oncology, with taxonomy code 207VX0201X.

Is Maria Creselda De Leon enrolled in Medicare?

Yes. Maria Creselda De Leon 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.

When was this NPI record last updated?

The NPPES record for Maria Creselda De Leon was last updated on December 7, 2020. NPI Profile syncs with the weekly NPPES data releases published by CMS.