1. Home
  2. Directory
  3. NPI Profile

MARINA MORKOS
NPI 1386225332
Internal Medicine in San Antonio, Tx, TX

Active since April 20, 2021PECOS EnrolledAccepts Medicare Assignment
3011 W LOOP 1604 N ACC RD, SAN ANTONIO, TX, TX 78251(714) 496-0361 Get Directions Write a Review

NPPES record last updated: July 10, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jul 10, 2026, Sep 12, 2024, Apr 20, 2021 (3 updates tracked since 2021).

About Marina Morkos NPPES

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

MARINA MORKOS (NPI 1386225332) is an individual internal medicine provider in San Antonio, Tx, Texas, licensed in Texas (U9035) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS, is affiliated with Baptist Medical Center, and maintains a secondary practice location in San Antonio.

NPPES Registry Identity

NPI1386225332
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameMARINA MORKOS
Location Address3011 W LOOP 1604 N ACC RDSan Antonio, Tx, TX 78251
Mailing Address3011 W Loop 1604 N Acc RdSan Antonio, TX 78251
Phone(714) 496-0361
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateApril 20, 2021
Last NPPES UpdateJuly 10, 20263 updates tracked since enumeration
NPPES CertifiedJuly 10, 2026
✔ NPI 1386225332 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in TX · U9035
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
3011 W LOOP 1604 N ACC RD, San Antonio, Tx, TX 78251
Open in Google Maps ↗

Secondary Practice Location 1

Location 11619 Buckner PlSan Antonio, TX 78253-4218 · Phone (714) 496-0361

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Oscar Insurance Company, Sendero Health Plans, Local Nonprofit.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Marina Morkos 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 ID5395282347
PECOS Enrollment IDI20240807004506
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 Marina Morkos reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Usacs Integrated Acute Care Services Of Texas, PLLC
98 mi
Internal Medicine
1401 MEDICAL PKWY
Cedar Park, TX 78613
  • Reassigned Medicare billing, Texas enrollment
  • 828 clinicians in this Medicare group
NPI 1801300322 (330) 493-4443

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 4

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
63 services24 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
32 services32 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
31 services19 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
14 services13 patients

Hospital Affiliations CMS Care Compare

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

Baptist Medical Center

Acute Care Hospitals · San Antonio, TX
4/5 CMS rating
OwnershipProprietary
CMS Certification Number450058
Location111 Dallas StreetSan Antonio, TX 78205 · Bexar County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78251 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
$126.40 typical visit price
range $54.84 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
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.

Other Providers at the Same Location NPPES

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

RITA JANETTE BURCHETT NP-C
Nurse Practitioner (Family)
3011 W LOOP 1604 N ACC RD
SAN ANTONIO, TX 78251
Bexar County (210) 612-7219

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 Marina Morkos's NPI number?

The NPI number for Marina Morkos is 1386225332. It was assigned to this individual provider in the NPPES registry on April 20, 2021.

Where is Marina Morkos located?

Marina Morkos practices at 3011 W Loop 1604 N Acc Rd, San Antonio, Tx, TX 78251. The listed phone number is (714) 496-0361.

What is Marina Morkos's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Marina Morkos enrolled in Medicare?

Yes. Marina Morkos 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.

Which organization bills Medicare for Marina Morkos's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marina Morkos reassigns Medicare benefits to Usacs Integrated Acute Care Services Of Texas, PLLC (Cedar Park, TX). 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 Marina Morkos's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Marina Morkos accept?

Health plans from Blue Cross and Blue Shield of Texas, Oscar Insurance Company and Sendero Health Plans, Local Nonprofit list Marina Morkos 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 Marina Morkos affiliated with any hospitals?

According to CMS data, Marina Morkos is affiliated with Baptist Medical Center.

When was this NPI record last updated?

The NPPES record for Marina Morkos was last updated on July 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.