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MACK MITCHELL M.D.
NPI 1710938279
Internal Medicine - Gastroenterology in Dallas, TX

Active since May 12, 2006PECOS EnrolledAccepts Medicare Assignment
74.59/100
CMS Quality Rating
UT SOUTHWESTERN MEDICAL CTR, 5323 HARRY HINES BLVD, DALLAS, TX 75390(214) 648-5036 Get Directions Write a Review

NPPES record last updated: October 4, 2011. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Mack Mitchell M.d. NPPES

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

MACK MITCHELL M.D. (NPI 1710938279) is an individual gastroenterology provider in Dallas, Texas, licensed in Texas (N9911) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Ut Southwestern University Hospital - William P. Clements Jr., and is a graduate of Johns Hopkins University School Of Medicine (1977).

NPPES Registry Identity

NPI1710938279
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameMACK MITCHELLCredential: M.D.
Location AddressUT SOUTHWESTERN MEDICAL CTR, 5323 HARRY HINES BLVDDallas, TX 75390-9030
Mailing AddressUt Southwestern Medical Ctr, 5323 Harry Hines BlvdDallas, TX 75390-9030 · (214) 648-5036
Phone(214) 648-5036
Sole ProprietorNo
Medical School CMSJohns Hopkins University School Of MedicineGraduated 1977
Enumeration DateMay 12, 2006
Last NPPES UpdateOctober 4, 2011
✔ NPI 1710938279 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in TX · N9911
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.
Also ListedInternal MedicineTaxonomy 207R00000X · License N9911 (TX)
UT SOUTHWESTERN MEDICAL CTR, Dallas, TX 75390
Open in Google Maps ↗

Other Identifiers 4

Medicare ID-Type UnspecifiedMI89MD · Individual
Medicare ID-Type UnspecifiedKR68JHMD · Group
Medicare UPINC49125MD
Medicaid316941300MD

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

Mack Mitchell 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 ID4284534587
PECOS Enrollment IDI20111018000203
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 Reassignment

Medicare enrollment records show Mack Mitchell reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Of Texas Southwestern Medical Center At Dallas
Same address
Oral & Maxillofacial Surgery
5323 HARRY HINES BLVD
Dallas, TX 75390
  • Reassigned Medicare billing, Texas enrollment
  • 5,299 clinicians in this Medicare group
NPI 1770537508 (214) 645-0624

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 3

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 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.
126 services81 patients
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.
51 services45 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.
24 services24 patients

Hospital Affiliations CMS Care Compare

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

5/5 CMS rating
OwnershipGovernment - State
CMS Certification Number450044
Location6201 Harry Hines BlvdDallas, TX 75390 · Dallas County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75390 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.

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.

74.59/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality56.12
Promoting Interoperability100
Improvement Activities40
Cost59.2

Referred Medical Equipment & Supplies CMS DME claims 2

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

Everolimus, oral, 0.25 mg J7527
Treatment-Treatment - Miscellaneous · category RX029N
1 supplier13 claims420 services$3.97 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for a subsequent prescription in a 30-day period Q0512
Treatment-Chemotherapy · category RH012N
1 supplier12 claims12 services$12.65 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 12

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

DR. FRANCESCA MAE LEE MD
Internal Medicine (Infectious Disease)
UT SOUTHWESTERN MEDICAL CTR, 5601 HARRY HINES BLVD
DALLAS, TX 75390
Dallas County (214) 645-2800
MEGAN FRONE M.S., CGC
Genetic Counselor, MS
UT SOUTHWESTERN MEDICAL CTR, 2201 INWOOD RD
DALLAS, TX 75390
Dallas County (214) 645-2563
DENIZ SELDA BASCI M.D.
Internal Medicine
UT SOUTHWESTERN MEDICAL CTR, 1801 INWOOD ROAD - WA4.224
DALLAS, TX 75390
Dallas County (214) 645-3104
JASON S. FISH MD, MSHS
Internal Medicine
UT SOUTHWESTERN MEDICAL CTR, 5323 HARRY HINES BLVD
DALLAS, TX 75390
Dallas County (214) 648-2383
SHARON ANNE CHONG
Physical Medicine & Rehabilitation
UT SOUTHWESTERN MEDICAL CTR, 5323 HARRY HINES BLVD.
DALLAS, TX 75390
Dallas County (214) 645-2080
DR. TAWANDA GUMBO M.D.
Internal Medicine (Infectious Disease)
UT SOUTHWESTERN MEDICAL CTR, 5323 HARRY HINES BLVD
DALLAS, TX 75390
Dallas County (214) 648-9914
DR. JOHN CHRISTIAN CATHER M.D.
Psychiatry & Neurology (Psychiatry)
UT SOUTHWESTERN MEDICAL CTR, 5323 HARRY HINES BLVD
DALLAS, TX 75390
Dallas County (214) 648-5555
DR. SHAINA MARIE DRUMMOND M.D.
Anesthesiology
UT SOUTHWESTERN MEDICAL CTR, 5323 HARRY HINES BLVD
DALLAS, TX 75390
Dallas County (214) 648-7833

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 Mack Mitchell's NPI number?

The NPI number for Mack Mitchell is 1710938279. It was assigned to this individual provider in the NPPES registry on May 12, 2006.

Where is Mack Mitchell located?

Mack Mitchell practices at Ut Southwestern Medical Ctr 5323 Harry Hines Blvd, Dallas, TX 75390. The listed phone number is (214) 648-5036.

What is Mack Mitchell's specialty?

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

Is Mack Mitchell enrolled in Medicare?

Yes. Mack Mitchell 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 organization bills Medicare for Mack Mitchell's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mack Mitchell reassigns Medicare benefits to University Of Texas Southwestern Medical Center At Dallas (Dallas, TX). The 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 Mack Mitchell's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mack Mitchell 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 1 other insurer list Mack Mitchell 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 Mack Mitchell affiliated with any hospitals?

According to CMS data, Mack Mitchell is affiliated with Ut Southwestern University Hospital - William P. Clements Jr..

When was this NPI record last updated?

The NPPES record for Mack Mitchell was last updated on October 4, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.