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CHARLES PATRICK THEIVAGT MD
NPI 1396840682
Otolaryngology in Harlingen, TX

Active since September 13, 2006PECOS EnrolledAccepts Medicare Assignment
510 VICTORIA LN STE 5, HARLINGEN, TX 78550(956) 362-8920(956) 362-8935 Get Directions Write a Review

NPPES record last updated: March 17, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 17, 2026, Sep 9, 2025 (2 updates tracked since 2025).

About Charles Patrick Theivagt Md NPPES

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

CHARLES PATRICK THEIVAGT MD (NPI 1396840682) is an individual otolaryngology provider in Harlingen, Texas, licensed in Texas (M3764) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with Harlingen Medical Center, and is a graduate of Southern Illinois University School Of Medicine (2003).

NPPES Registry Identity

NPI1396840682
Entity TypeIndividualMale
Primary Taxonomy207Y00000X
Provider Legal NameCHARLES PATRICK THEIVAGTCredential: MD
Location Address510 VICTORIA LN STE 5Harlingen, TX 78550-3231
Mailing AddressPo Box 749Pharr, TX 78577-1614 · (956) 362-8920 · Fax (956) 362-8935
Phone(956) 362-8920
Fax(956) 362-8935
Sole ProprietorNo
Medical School CMSSouthern Illinois University School Of MedicineGraduated 2003
Enumeration DateSeptember 13, 2006
Last NPPES UpdateMarch 17, 20262 updates tracked since enumeration
NPPES CertifiedMarch 17, 2026
✔ NPI 1396840682 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOtolaryngologyAllopathic & Osteopathic Physicians
Taxonomy Code207Y00000X
License✔ Licensed in TX · M3764
Definition
An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.
510 VICTORIA LN STE 5, Harlingen, TX 78550
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Other Identifiers 1

Medicaid1396840682TX

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, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Charles Patrick Theivagt 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 ID7810064383
PECOS Enrollment IDI20150723007319
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 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.
102 services86 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.
70 services49 patients
Test to assess middle ear function 92567
A test to assess middle ear function, also known as an impedance audiometry, helps evaluate how well your middle ear works. It measures the movement of your eardrum in response to changes in air pressure. This can help identify issues like fluid build-up, ear infections, or eardrum perforations.
53 services47 patients
Placement of ear probe for computerized measurement of sound with interpretation and report 92587
This procedure involves placing a small probe in your ear to measure sounds. It's a painless process that helps doctors understand your hearing ability. The results will be interpreted and a report will be provided for further assessment.
44 services30 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.
38 services38 patients
Comprehensive hearing and speech recognition test 92557
A comprehensive hearing and speech recognition test assesses your ability to hear and understand spoken words. It includes hearing tests to check for issues with sound perception and speech tests to evaluate your word recognition. It's a crucial step in identifying any hearing or speech problems.
24 services24 patients

Hospital Affiliations CMS Care Compare 2

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

Harlingen Medical Center

Acute Care Hospitals · Harlingen, TX
4/5 CMS rating
OwnershipProprietary
CMS Certification Number450855
Location5501 South Expressway 77Harlingen, TX 78550 · Cameron 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 78550 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
$68.55 typical visit price
range $17.52 – $136.11
Typical copayment $17.13 (range $4.38 – $34.02)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims

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

Continuous positive airway pressure (cpap) device E0601
DME-Other DME · category DE001N
2 suppliers19 claims19 services$32.48 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Charles Theivagt's NPI number?

The NPI number for Charles Theivagt is 1396840682. It was assigned to this individual provider in the NPPES registry on September 13, 2006.

Where is Charles Theivagt located?

Charles Theivagt practices at 510 Victoria Ln Ste 5, Harlingen, TX 78550. The listed phone number is (956) 362-8920.

What is Charles Theivagt's specialty?

The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.

Is Charles Theivagt enrolled in Medicare?

Yes. Charles Theivagt 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 Charles Theivagt accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 4 other insurers list Charles Theivagt 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 Charles Theivagt affiliated with any hospitals?

According to CMS data, Charles Theivagt is affiliated with Harlingen Medical Center and Doctors Hosptal At Renaissance.

When was this NPI record last updated?

The NPPES record for Charles Theivagt was last updated on March 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.