1. Home
  2. Directory
  3. Texas
  4. Galveston
  5. Internal Medicine
  6. NPI Profile

JOSHUA DANIEL MARTINEZ DO
NPI 1871090696
Internal Medicine - Nephrology in Galveston, TX

Active since April 09, 2018PECOS EnrolledAccepts Medicare Assignment
301 UNIVERSITY BLVD, GALVESTON, TX 77555(409) 772-7063(409) 747-8579 Get Directions Write a Review

NPPES record last updated: May 22, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 22, 2026, Jul 13, 2023, Apr 9, 2018 (3 updates tracked since 2018).

About Joshua Daniel Martinez Do NPPES

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

JOSHUA DANIEL MARTINEZ DO (NPI 1871090696) is an individual nephrology provider in Galveston, Texas, licensed in Texas (U4262) and active in the NPI registry since April 2018. He is enrolled in Medicare PECOS, is affiliated with Texas Health Arlington Memorial Hospital, and is a graduate of University Of North Texas Hsc, College Of Osteopathic Med (2018).

NPPES Registry Identity

NPI1871090696
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameJOSHUA DANIEL MARTINEZCredential: DO
Location Address301 UNIVERSITY BLVDGalveston, TX 77555-5302
Mailing Address7999 W Virginia Dr Ste ADallas, TX 75237-3845 · (972) 274-5555 · Fax (972) 274-5663
Phone(409) 772-7063
Fax(409) 747-8579
Sole ProprietorNo
Medical School CMSUniversity Of North Texas Hsc, College Of Osteopathic MedGraduated 2018
Enumeration DateApril 9, 2018
Last NPPES UpdateMay 22, 20263 updates tracked since enumeration
NPPES CertifiedMay 22, 2026
✔ NPI 1871090696 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in TX · U4262
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
Also ListedInternal MedicineTaxonomy 207R00000X · License BP10063398 (TX)
301 UNIVERSITY BLVD, Galveston, TX 77555
Open in Google Maps ↗

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

Joshua Daniel Martinez Do 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 ID6507113065
PECOS Enrollment IDI20230712004617
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

2

Medicare enrollment records show Joshua Martinez reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Dallas Renal Group PA
262 mi
Nephrology
7999 W VIRGINIA DR STE A
Dallas, TX 75237
  • Reassigned Medicare billing, Texas enrollment
  • Medicare enrollment name: Dallas Renal Group, P.A.
  • 57 clinicians in this Medicare group
NPI 1629186168 (972) 274-5555
Lonestar Hospital Medicine Associates, PA
263 mi
Hospitalist
2700 E BROAD ST
Mansfield, TX 76063
  • Reassigned Medicare billing, Texas enrollment
  • 994 clinicians in this Medicare group
NPI 1518237429 (682) 622-2000

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 8

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.
327 services142 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
247 services148 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.
145 services72 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
104 services104 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.
93 services89 patients
Dialysis services, 4 or more physician visits per month (20 years or older) 90960
Dialysis is a treatment that filters and purifies your blood using a machine. It helps keep your fluids and electrolytes in balance when the kidneys can't do their job. This service includes 4 or more visits per month with a physician to monitor your health and adjust your treatment as needed.
81 services12 patients

Hospital Affiliations CMS Care Compare 5

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

Texas Health Arlington Memorial Hospital

Acute Care Hospitals · Arlington, TX
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450064
Location800 W Randol Mill RdArlington, TX 76012 · Tarrant County
Emergency services Birthing friendly

Glen Rose Medical Center

Acute Care Hospitals · Glen Rose, TX
OwnershipGovernment - Hospital District or Authority
CMS Certification Number450451
Location1021 Holden StreetGlen Rose, TX 76043 · Somervell County
Emergency services

Lake Granbury Medical Center

Acute Care Hospitals · Granbury, TX
4/5 CMS rating
OwnershipProprietary
CMS Certification Number450596
Location1310 Paluxy RdGranbury, TX 76048 · Hood County
Emergency services Birthing friendly

Comanche County Medical Center

Critical Access Hospitals · Comanche, TX
OwnershipVoluntary non-profit - Private
CMS Certification Number451382
Location10201 Hwy 16Comanche, TX 76442 · Comanche County
Emergency services

Methodist Mansfield Medical Center

Acute Care Hospitals · Mansfield, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number670023
Location2700 E Broad StreetMansfield, TX 76063 · Tarrant County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77555 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
$131.16 typical visit price
range $57.19 – $173.07
Typical copayment $32.79 (range $14.29 – $43.26)
Most-billed visit code 99204
Established Patient
$100.90 typical visit price
range $18.45 – $141.36
Typical copayment $25.22 (range $4.61 – $35.34)
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 20

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

AMY KATHERINE HAVERTY PNP
Nurse Practitioner (Pediatrics)
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Galveston County (409) 772-2222
EVA NOVAK BLIGHT NNP
Nurse Practitioner (Neonatal)
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Galveston County (409) 772-2222
DR. JENNIFER ANN MINNEMAN MD
Surgery (Trauma Surgery)
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Galveston County (409) 772-1011
DR. JAMES HAROLD PAVELA MD
Internal Medicine
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Galveston County (409) 772-7063
DIAA HAMOUDA MBBCH
Psychiatry & Neurology (Neurology)
301 UNIVERSITY BLVD, JSA 9.128
GALVESTON, TX 77555
Galveston County (409) 772-8031
SOMMER KIRSCH CAUSEY MD
Anesthesiology
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Galveston County (409) 772-1221
RANDA ABDELMASIH MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Galveston County (832) 505-2300
HEATHER PENTON
Anesthesiology
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Galveston County (409) 772-2222

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 Joshua Martinez's NPI number?

The NPI number for Joshua Martinez is 1871090696. It was assigned to this individual provider in the NPPES registry on April 9, 2018.

Where is Joshua Martinez located?

Joshua Martinez practices at 301 University Blvd, Galveston, TX 77555. The listed phone number is (409) 772-7063.

What is Joshua Martinez's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Joshua Martinez enrolled in Medicare?

Yes. Joshua Martinez 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 organizations bill Medicare for Joshua Martinez's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Joshua Martinez reassigns Medicare benefits to 2 organizations: Dallas Renal Group PA (Dallas, TX) and Lonestar Hospital Medicine Associates, PA (Mansfield, TX). Each 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 Joshua Martinez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Joshua Martinez 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 7 other insurers list Joshua Martinez 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 Joshua Martinez affiliated with any hospitals?

According to CMS data, Joshua Martinez is affiliated with Texas Health Arlington Memorial Hospital, Glen Rose Medical Center, Lake Granbury Medical Center, Comanche County Medical Center and Methodist Mansfield Medical Center.

When was this NPI record last updated?

The NPPES record for Joshua Martinez was last updated on May 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.