MARIA L AGUINAGA MD
NPI 1023338902
Emergency Medicine - Undersea and Hyperbaric Medicine in Mission, TX

Q: What is Maria Aguinaga's NPI number?

The NPI number for Maria Aguinaga is 1023338902. It was assigned to this individual provider in the NPPES registry on June 2, 2010.

Q: What is Maria Aguinaga's specialty?

The primary specialty registered for this NPI is Emergency Medicine, specializing in Undersea and Hyperbaric Medicine, with taxonomy code 207PE0005X.

Q: When was this NPI record last updated?

The NPPES record for Maria Aguinaga was last updated on August 4, 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.

Active since June 02, 2010PECOS EnrolledAccepts Medicare Assignment

81.44/100

CMS Quality Rating

906 S BRYAN RD STE 206A, MISSION, TX 78572(956) 391-2974 Get Directions Write a Review

NPPES record last updated: August 4, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 4, 2026, Jun 23, 2025, Jun 21, 2025 and 4 more (7 updates tracked since 2018).

On this page

About Maria L Aguinaga Md NPPES

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

MARIA L AGUINAGA MD (NPI 1023338902) is an individual undersea and hyperbaric medicine provider in Mission, Texas, licensed in Texas (P4922) and active in the NPI registry since June 2010. She is enrolled in Medicare PECOS, is affiliated with South Texas Health System, and maintains a secondary practice location in Mission.

NPPES Registry Identity

NPI1023338902

Entity TypeIndividualFemale

Primary Taxonomy207PE0005X

Provider Legal NameMARIA L AGUINAGACredential: MD

Location Address906 S BRYAN RD STE 206AMission, TX 78572-6656

Mailing Address701 Jay AveMcallen, TX 78504-2057 · (956) 323-9030 · Fax (956) 435-0138

Phone(956) 391-2974

Sole ProprietorYes

Medical School CMSOtherGraduated 1994

Enumeration DateJune 2, 2010

Last NPPES UpdateAugust 4, 20267 updates tracked since enumeration

NPPES CertifiedAugust 4, 2026

✔ NPI 1023338902 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyEmergency Medicine · Undersea and Hyperbaric MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207PE0005X

License✔ Licensed in TX · P4922

Definition

A specialist who treats decompression illness and diving accident cases and uses hyperbaric oxygen therapy to treat such conditions as carbon monoxide poisoning, gas gangrene, non-healing wounds, tissue damage from radiation and burns, and bone infections. This specialist also serves as a consultant to other physicians in all aspects of hyperbaric chamber operations, and assesses risks and applies appropriate standards to prevent disease and disability in divers and other persons working in altered atmospheric conditions.

Also ListedEmergency MedicineTaxonomy 207P00000X · License P4922 (TX)

Also ListedFamily MedicineTaxonomy 207Q00000X · License P4922 (TX)

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

906 S BRYAN RD STE 206A, Mission, TX 78572

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Secondary Practice Location 1

Location 1906 S Bryan Rd Ste 205Mission, TX 78572-6656 · Phone (956) 323-9030 · Fax (956) 435-0138

Other Identifiers 3

Medicaid3237950-14TX

OtherH08JT05401TX · Bcbs

Medicaid3237950-07TX

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.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

Maria L Aguinaga 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 ID1355584236

PECOS Enrollment IDI20130823001225

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 Reassignments

Medicare enrollment records show Maria Aguinaga reassigns Medicare billing to 10 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Maria Aguinaga MD PA

0.2 mi

Undersea and Hyperbaric Medicine

906 S BRYAN RD STE 205
Mission, TX 78572

Reassigned Medicare billing, Texas enrollment
2 clinicians in this Medicare group

NPI 1720975709 (956) 323-9030

Mission Dialysis Access Center, PA

0.3 mi

Vascular & Interventional Radiology

1317 ST CLAIRE BLVD STE A5
Mission, TX 78572

Reassigned Medicare billing, Texas enrollment
4 clinicians in this Medicare group

NPI 1174107569 (956) 997-6111

Oak Creek Emergency Medicine Associates, PA

4.8 mi

Emergency Medicine

3700 WEST NOLANA AVENUE
Mcallen, TX 78504

Reassigned Medicare billing, Texas enrollment
150 clinicians in this Medicare group

NPI 1629576632 (956) 213-2700

Rgv Wound Care Hyperbaricmedicine And Lymphedema Management Group PLLC

6.4 mi

Undersea and Hyperbaric Medicine

1200 E RIDGE RD STE 6
Mcallen, TX 78503

Reassigned Medicare billing, Texas enrollment
10 clinicians in this Medicare group

NPI 1164028155 (956) 331-8150

Shavano Emergency Medicine Associates, PA

8.2 mi

Emergency Medicine

4702 S MCCOLL RD
Edinburg, TX 78539

Reassigned Medicare billing, Texas enrollment
136 clinicians in this Medicare group

NPI 1255820775 (956) 213-2600

Edinburg Emergency Medicine Associates PA

9.3 mi

Emergency Medicine

1102 W TRENTON RD
Edinburg, TX 78539

Reassigned Medicare billing, Texas enrollment
257 clinicians in this Medicare group

NPI 1942467113 (956) 388-6600

Canyon Springs Emergency Medicine Associates, PA

13 mi

Emergency Medicine

140 FRONTAGE RD
Alamo, TX 78516

Reassigned Medicare billing, Texas enrollment
145 clinicians in this Medicare group

NPI 1154825412 (956) 403-5100

Municipal Emergency Medicine Associates, PA

14 mi

Emergency Medicine

3615 N. INTERSTATE 69C
Edinburg, TX 78541

Reassigned Medicare billing, Texas enrollment
154 clinicians in this Medicare group

NPI 1396250650 (956) 259-2100

Citizen's Medical Center County Of Victoria

198 mi

Multi-Specialty

2701 HOSPITAL DR
Victoria, TX 77901

Reassigned Medicare billing, Texas enrollment
Medicare enrollment name: Citizens Medical Center County Of Victoria
171 clinicians in this Medicare group

NPI 1205242088 (361) 573-9181

Nexcare Wellness Clinic

290 mi

Family Medicine

1935 TEXAS PKWY
Missouri City, TX 77489

Reassigned Medicare billing, Texas enrollment
2 clinicians in this Medicare group

NPI 1588204242 (832) 519-9339

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 19

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.

352 services82 patients

Management of oxygen chamber therapy 99183

Oxygen chamber therapy involves breathing pure oxygen in a pressurized room or tube. It's used to treat various conditions like wounds that won't heal due to diabetes or radiation injury. In this therapy, your body's tissues get more oxygen to promote healing and fight infection.

277 services11 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.

181 services72 patients

Removal of skin and tissue, 20.0 sq cm or less 11042

This procedure involves the surgical removal of skin and tissue, up to 20.0 square cm in size. It's often performed to treat conditions like skin cancer or to remove moles, warts, and other skin lesions. The area is numbed and the unwanted tissue is carefully cut out.

176 services47 patients

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.

157 services56 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

151 services58 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.

120 services100 patients

Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes 99307

A follow-up nursing facility visit per day typically lasts about 10 minutes. This service involves a healthcare professional checking on your health status, answering any questions you may have, and monitoring your progress. This routine check ensures your recovery is on track and any concerns are addressed promptly.

87 services20 patients

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.

63 services33 patients

Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more 99308

A follow-up nursing facility visit per day is a daily check-up service provided by healthcare professionals. It lasts around 15 minutes and involves assessing your health status, monitoring your recovery progress, and addressing any concerns you may have about your health or treatment.

37 services17 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

30 services28 patients

Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes 99307

30 services12 patients

Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 99211

This service involves an outpatient visit for established patients who may not need direct interaction with a healthcare professional. It could include reviewing test results, monitoring existing conditions, or adjusting treatment plans. It's typically done remotely, ensuring your comfort and convenience.

25 services14 patients

Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309

A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.

25 services14 patients

Removal of muscle and/or tissue, 20.0 sq cm or less 11043

This procedure involves the surgical removal of a specified area (20.0 sq cm or less) of muscle and/or tissue. It's typically done to treat conditions like tumors, infections, or injuries. Local or general anesthesia ensures comfort. Recovery time varies.

19 services16 patients

Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and G0180

This is a service where a doctor or authorized practitioner certifies that you require Medicare-covered home health services. They will communicate with the home health agency and review reports on your health status to ensure you receive appropriate care. This does not involve an in-person visit.

18 services18 patients

Physician or allowed practitioner re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians a G0179

This procedure involves a doctor or approved practitioner reviewing your health status and re-certifying your need for Medicare-covered home health services. It includes communication with the home health agency and assessment of your health reports, even when you're not physically present.

17 services12 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

14 services14 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

11 services11 patients

Hospital Affiliations CMS Care Compare 5

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

South Texas Health System

Acute Care Hospitals · Edinburg, TX

3/5 CMS rating

OwnershipProprietary

CMS Certification Number450119

Location1102 W Trenton RoadEdinburg, TX 78539 · Hidalgo County

Emergency services Birthing friendly

Mission Regional Medical Center

Acute Care Hospitals · Mission, TX

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number450176

Location900 South Bryan RoadMission, TX 78572 · Hidalgo County

Birthing friendly

Starr County Memorial Hospital

Acute Care Hospitals · Rio Grande City, TX

OwnershipGovernment - Hospital District or Authority

CMS Certification Number450654

Location128 N Fm Rd 3167Rio Grande City, TX 78582 · Starr County

Emergency services Birthing friendly

Rio Grande Regional Hospital

Acute Care Hospitals · Mcallen, TX

3/5 CMS rating

OwnershipProprietary

CMS Certification Number450711

Location101 E Ridge RdMcallen, TX 78503 · Hidalgo County

Emergency services Birthing friendly

Doctors Hosptal At Renaissance

Acute Care Hospitals · Edinburg, TX

3/5 CMS rating

OwnershipPhysician

CMS Certification Number450869

Location5501 South MccollEdinburg, TX 78539 · Hidalgo County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78572 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.

81.44/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

65.83

Promoting Interoperability

Improvement Activities

Cost

49.23

Referred Medical Equipment & Supplies CMS DME claims 16

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Tape, non-waterproof, per 18 square inches A4450

DME-Medical/Surgical Supplies · category DA000N

2 suppliers17 claims1,440 services$0.10 avg. paid by Medicare

Tape, waterproof, per 18 square inches A4452

DME-Medical/Surgical Supplies · category DA000N

5 suppliers25 claims4,048 services$0.37 avg. paid by Medicare

Collagen dressing, sterile, size 16 sq. in. or less, each A6021