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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

MARIANNA CARDENAS-FERNANDEZ MD
NPI 1851957989
Family Medicine in San Antonio, TX

Active since May 14, 2019PECOS Enrolled
100/100
CMS Quality Rating
14615 SAN PEDRO AVE STE 218-220, SAN ANTONIO, TX 78232(210) 644-3650(210) 702-6979 Get Directions Write a Review

NPPES record last updated: July 21, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 21, 2026, Apr 29, 2026, Oct 3, 2022 and 2 more (5 updates tracked since 2019).

About Marianna Cardenas-fernandez Md NPPES

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

MARIANNA CARDENAS-FERNANDEZ MD (NPI 1851957989) is an individual family medicine provider in San Antonio, Texas, licensed in Texas (T9360) and active in the NPI registry since May 2019. She is enrolled in Medicare PECOS, is affiliated with University Medical Center, and is a graduate of Other (2016).

NPPES Registry Identity

NPI1851957989
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameMARIANNA CARDENAS-FERNANDEZCredential: MD
Location Address14615 SAN PEDRO AVE STE 218-220San Antonio, TX 78232-4321
Mailing Address5219 City Bank Pkwy Ste 35Lubbock, TX 79407-3545 · (806) 761-0334 · Fax (806) 785-0872
Phone(210) 644-3650
Fax(210) 702-6979
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateMay 14, 2019
Last NPPES UpdateJuly 21, 20265 updates tracked since enumeration
NPPES CertifiedJuly 21, 2026
✔ NPI 1851957989 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in TX · T9360
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
14615 SAN PEDRO AVE STE 218-220, San Antonio, TX 78232
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, WellPoint.Insurance ›

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

Marianna Cardenas-fernandez 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 ID5294062535
PECOS Enrollment IDI20220927000346
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 11

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.
92 services46 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.
77 services60 patients
Thyroxine (thyroid chemical), free 84439
The Thyroxine (thyroid chemical), free test is a blood test that measures the level of free T4 in your body. T4 is a hormone produced by your thyroid gland and is essential for growth and metabolism. If your T4 levels are too high or too low, it could indicate a thyroid disorder.
19 services15 patients
Blood test, thyroid stimulating hormone (tsh) 84443
A TSH blood test measures the level of thyroid stimulating hormone in your body. This hormone is produced by the pituitary gland and regulates how your thyroid works. It's a simple procedure where a small amount of blood is drawn from your arm for analysis.
19 services15 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
18 services16 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
18 services18 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

University Medical Center

Acute Care Hospitals · Lubbock, TX
2/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number450686
Location602 Indiana AvenueLubbock, TX 79415 · Lubbock County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78232 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
$84.92 typical visit price
range $54.84 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
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.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality91.19
Promoting Interoperability100
Improvement Activities40

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.

SARAH HALEY GROSS MD
Pediatrics
14615 SAN PEDRO AVE STE 218-220
SAN ANTONIO, TX 78232
Bexar County (210) 644-3650
DR. CELESTE L DAHL DNP
Nurse Practitioner (Family)
14615 SAN PEDRO AVE STE 218-220
SAN ANTONIO, TX 78232
Bexar County (210) 644-3050
SUZANNE WESLEY RIENSTRA MD
Pediatrics
14615 SAN PEDRO AVE STE 218-220
SAN ANTONIO, TX 78232
Bexar County (210) 644-3650

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 Marianna Cardenas-fernandez's NPI number?

The NPI number for Marianna Cardenas-fernandez is 1851957989. It was assigned to this individual provider in the NPPES registry on May 14, 2019.

Where is Marianna Cardenas-fernandez located?

Marianna Cardenas-fernandez practices at 14615 San Pedro Ave Ste 218-220, San Antonio, TX 78232. The listed phone number is (210) 644-3650.

What is Marianna Cardenas-fernandez's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Marianna Cardenas-fernandez enrolled in Medicare?

Yes. Marianna Cardenas-fernandez 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.

What insurance does Marianna Cardenas-fernandez accept?

Health plans from Blue Cross and Blue Shield of Texas and WellPoint list Marianna Cardenas-fernandez as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Marianna Cardenas-fernandez affiliated with any hospitals?

According to CMS data, Marianna Cardenas-fernandez is affiliated with University Medical Center.

When was this NPI record last updated?

The NPPES record for Marianna Cardenas-fernandez was last updated on July 21, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.