THELMA E DIAZ NP
NPI 1740404862
Nurse Practitioner - Adult Health in El Paso, TX

Active since April 12, 2007PECOS EnrolledAccepts Medicare Assignment
1626 MEDICAL CENTER DR STE 400, 4TH FLOOR, EL PASO, TX 79902(915) 546-9200(915) 546-9800 Get Directions Write a Review

NPPES record last updated: April 22, 2024. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 22, 2024, Mar 13, 2020 (2 updates tracked since 2020).

About Thelma E Diaz Np NPPES

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

THELMA E DIAZ NP (NPI 1740404862) is an individual adult health provider in El Paso, Texas, licensed in Texas (584935) and active in the NPI registry since April 2007. She is enrolled in Medicare PECOS, is affiliated with Sierra Medical Center, and is a graduate of Other (1998).

NPPES Registry Identity

NPI1740404862
Entity TypeIndividualFemale
Primary Taxonomy363LA2200X
Provider Legal NameTHELMA E DIAZCredential: NP
Location Address1626 MEDICAL CENTER DR STE 400, 4TH FLOOREl Paso, TX 79902-5000
Mailing Address1626 Medical Center Dr Ste 400, 4th FloorEl Paso, TX 79902-5000 · (915) 546-9200 · Fax (915) 546-9800
Fax(915) 546-9800
Sole ProprietorNo
Medical School CMSOtherGraduated 1998
Enumeration DateApril 12, 2007
Last NPPES UpdateApril 22, 20242 updates tracked since enumeration
NPPES CertifiedApril 22, 2024
NPI 1740404862 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2200X
License Licensed in TX · 584935
Also ListedRegistered Nurse · Wound CareTaxonomy 163WW0000X · License AP107026 (TX)
Also ListedEmergency Medicine · Undersea and Hyperbaric MedicineTaxonomy 207PE0005X · License AP107026 (TX)
1626 MEDICAL CENTER DR STE 400, El Paso, TX 79902

Other Identifiers 4

Medicaid189774601TX
Medicaid189774603TX
Medicaid189774602TX
Medicaid189774604TX

Accepted 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

Thelma E Diaz Np 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 ID7517064751
PECOS Enrollment IDI20070522000588
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 7

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.
206 services31 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.
187 services28 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.
94 services20 patients
Removal of tissue from wound, 20.0 sq cm or less 97597
This procedure involves the careful removal of damaged or infected tissue from a wound that's 20.0 square cm or less. It's done to promote healing and prevent further infection. The process is carried out under local anesthesia, ensuring minimal discomfort.
88 services16 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.
38 services34 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.
15 services11 patients

Hospital Affiliations CMS Care Compare 2

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

Sierra Medical Center

Acute Care Hospitals · El Paso, TX
2/5 CMS rating
OwnershipProprietary
CMS Certification Number450668
Location1625 Medical Center DrEl Paso, TX 79902 · El Paso County
Emergency services

The Hospitals Of Providence - East Campus

Acute Care Hospitals · El Paso, TX
3/5 CMS rating
OwnershipProprietary
CMS Certification Number670047
Location3280 Joe Battle BlvdEl Paso, TX 79938 · El Paso County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 79902 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.

Other Providers at the Same Location NPPES 5

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

Internal Medicine
1626 MEDICAL CENTER DR STE 400, 4TH FLOOR
EL PASO, TX 79902
Counselor (Professional)
1626 MEDICAL CENTER DR STE 400
EL PASO, TX 79902
Nurse Practitioner (Gerontology)
1626 MEDICAL CENTER DR STE 400, 4TH FLOOR
EL PASO, TX 79902
Internal Medicine
1626 MEDICAL CENTER DR STE 400, 4TH FLOOR
EL PASO, TX 79902
Family Medicine
1626 MEDICAL CENTER DR STE 400, 4TH FLOOR
EL PASO, TX 79902

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 Thelma Diaz's NPI number?

The NPI number for Thelma Diaz is 1740404862. It was assigned to this individual provider in the NPPES registry on April 12, 2007.

Where is Thelma Diaz located?

Thelma Diaz practices at 1626 Medical Center Dr Ste 400 4th Floor, El Paso, TX 79902. The listed phone number is (915) 546-9200.

What is Thelma Diaz's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

Is Thelma Diaz enrolled in Medicare?

Yes. Thelma Diaz 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 Thelma Diaz accept?

Health plans from Blue Cross and Blue Shield of Texas, Molina Healthcare, Oscar Insurance Company and UnitedHealthcare list Thelma Diaz 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 Thelma Diaz affiliated with any hospitals?

According to CMS data, Thelma Diaz is affiliated with Sierra Medical Center and The Hospitals Of Providence - East Campus.

When was this NPI record last updated?

The NPPES record for Thelma Diaz was last updated on April 22, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.