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

DR. DANIEL CARL DEMARCO M.D.
NPI 1558320903
Internal Medicine - Gastroenterology in Dallas, TX

Active since March 22, 2006PECOS EnrolledAccepts Medicare Assignment
712 N WASHINGTON AVE, SUITE 200, DALLAS, TX 75246(214) 545-3990(214) 545-3999 Get Directions Write a Review

NPPES record last updated: March 30, 2022. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Daniel Carl Demarco M.d. NPPES

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

DR. DANIEL CARL DEMARCO M.D. (NPI 1558320903) is an individual gastroenterology provider in Dallas, Texas, licensed in Texas (F9357) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS, is affiliated with Baylor University Medical Center, and is a graduate of University Of Texas Southwestern Medical School At Dallas (1981).

NPPES Registry Identity

NPI1558320903
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. DANIEL CARL DEMARCOCredential: M.D.
Location Address712 N WASHINGTON AVE, SUITE 200Dallas, TX 75246-1619
Mailing Address7610 Stemmons Fwy, Suite 500Dallas, TX 75247-4231 · (214) 689-5960 · Fax (214) 630-7293
Phone(214) 545-3990
Fax(214) 545-3999
Sole ProprietorNo
Medical School CMSUniversity Of Texas Southwestern Medical School At DallasGraduated 1981
Enumeration DateMarch 22, 2006
Last NPPES UpdateMarch 30, 2022
NPPES CertifiedMarch 30, 2022
✔ NPI 1558320903 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in TX · F9357
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
712 N WASHINGTON AVE, Dallas, TX 75246
Open in Google Maps ↗

Other Identifiers 2

Medicaid117720602TX
Other83Y789TX · Bcbstx

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas.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

Dr. Daniel Carl Demarco M.d. 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 ID8123028982
PECOS Enrollment IDI20101018001088
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 2

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.
17 services15 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
14 services13 patients

Hospital Affiliations CMS Care Compare

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

Baylor University Medical Center

Acute Care Hospitals · Dallas, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number450021
Location3500 Gaston AveDallas, TX 75246 · Dallas County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75246 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
$131.01 typical visit price
range $57.18 – $172.86
Typical copayment $32.75 (range $14.29 – $43.21)
Most-billed visit code 99204
Established Patient
$100.80 typical visit price
range $18.48 – $141.20
Typical copayment $25.20 (range $4.62 – $35.30)
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.

DR. ANDREW CHUBICK M.D.
Internal Medicine (Rheumatology)
712 N WASHINGTON AVE, SUITE 300
DALLAS, TX 75246
Dallas County (214) 823-6503
DR. HIMANSHU R PATEL D.O.
Internal Medicine (Rheumatology)
712 N WASHINGTON AVE, SUITE 300
DALLAS, TX 75246
Dallas County (214) 823-6503
VICTOR J RAMON M.D.
Anesthesiology (Pain Medicine)
712 N WASHINGTON AVE, STE 404
DALLAS, TX 75246
Dallas County (214) 370-4000
MARJORIE MOBLEY RPH
Pharmacist
712 N WASHINGTON AVE, #414
DALLAS, TX 75246
Dallas County (214) 828-9848
MRS. LISA MARIE ARNOLD ANP-C
Nurse Practitioner (Adult Health)
712 N WASHINGTON AVE, SUITE 415
DALLAS, TX 75246
Dallas County (214) 820-9115
MELANIE PESEK
Speech-Language Pathologist
712 N WASHINGTON AVE
DALLAS, TX 75246
Dallas County (855) 435-3828
DR. JOHN WILLIS M.D.
Internal Medicine (Rheumatology)
712 N WASHINGTON AVE, SUITE 300
DALLAS, TX 75246
Dallas County (214) 823-6503
THOMAS H LOUIS MD
Radiology (Diagnostic Radiology)
712 N WASHINGTON AVE, SUITE 101
DALLAS, TX 75246
Dallas County (214) 826-8822

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 Daniel Demarco's NPI number?

The NPI number for Daniel Demarco is 1558320903. It was assigned to this individual provider in the NPPES registry on March 22, 2006.

Where is Daniel Demarco located?

Daniel Demarco practices at 712 N Washington Ave Suite 200, Dallas, TX 75246. The listed phone number is (214) 545-3990.

What is Daniel Demarco's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Daniel Demarco enrolled in Medicare?

Yes. Daniel Demarco 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 Daniel Demarco accept?

Health plans from Baylor Scott and White Health Plan and Blue Cross and Blue Shield of Texas list Daniel Demarco 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 Daniel Demarco affiliated with any hospitals?

According to CMS data, Daniel Demarco is affiliated with Baylor University Medical Center.

When was this NPI record last updated?

The NPPES record for Daniel Demarco was last updated on March 30, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.