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Mark Riddoch in Tyler, Texas

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Mark Riddoch has Internal Medicine as his primary medical specialty. Their primary office is: 620 S Fleishel Ave in Tyler, Texas. There is an additional office location, for a total of two, for Mark Riddoch that can be viewed further down.

They're a part of the: Christus Trinity Clinic medical group which has around 1,220 members. You can call their office at 903-606-4900 to schedule an appointment. They also accept the Medicare-approved amount as payment in full. They attended University Of Texas Medical School At San Antonio and graduated in 1985 (around 39 years of experience). They are listed as doing telehealth appointments.


Mark David Riddoch Office Phone and Directions

Mark Riddoch
Christus Trinity Clinic
620 S Fleishel Ave
Tyler, Texas 75701
903-606-4900


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Phone: 903-606-4900


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Healthcare Info for Mark Riddoch

Medical School: University Of Texas Medical School At San Antonio
Graduation Year: 1985
The Primary Medical Specialty for Mark Riddoch is listed as: Internal Medicine
Approximate Years of Experience: 39
PAC (PECOS ID)#: 5597802652
NPI #: 1437150661
NPI Created On: 08/10/2005
NPI Last Updated Listed as: 01/18/2023
Primary Taxonomy Code: 207R00000X
License Number:
H0759
Listed Gender: Male

Insurance, Services, Charges


Forms of insurance accepted by include, but are not limited to:

  • Humana
  • Oscar Insurance Company
  • Blue Cross Blue Shield
  • Medicare

They are listed as accepting new patients.

Languages spoken by staff include: English, Spanish.


Services and Procedures include:

  1. Insertion of needle into vein for collection of blood sample
  2. Blood test, basic group of blood chemicals
  3. Blood test, comprehensive group of blood chemicals
  4. Blood test, lipids (cholesterol and triglycerides)
  5. Liver function blood test panel
  6. Manual urinalysis test with examination using microscope
  7. Urinalysis, manual test
  8. Urine microalbumin (protein) analysis
  9. Creatinine level to test for kidney function or muscle injury
  10. Ferritin (blood protein) level
  11. Hemoglobin a1c level
  12. Psa (prostate specific antigen) measurement
  13. Thyroxine (thyroid chemical) measurement
  14. Blood test, thyroid stimulating hormone (tsh)
  15. Complete blood cell count (red cells, white blood cell, platelets), automated test
  16. Red blood cell sedimentation rate, to detect inflammation
  17. Vaccine for influenza for injection into muscle
  18. Routine ekg using at least 12 leads including interpretation and report
  19. Injection beneath the skin or into muscle for therapy, diagnosis, or prevention
  20. Established patient office or other outpatient visit, typically 15 minutes

They took part in the Medicare Physician Quality Reporting System (PQRS).

Open Payments Data. This can include items to test (Durable Medical Equipment (DME)), Biological, Drug Samples, etc. This data must be reported to CMS.


Payments Total: $13

Number of Payments:: 1

Form of Payment: In-kind items and services

Third party is a Charity:: No

Record ID:: 788232285

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: Cardiovascular & Metabolism

Name of Drug #1: XARELTO

Open Associated Drug #1: 50458-580-30


Payments Total: $12

Number of Payments:: 1

Form of Payment: In-kind items and services

Third party is a Charity:: No

Record ID:: 788232289

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: Cardiovascular & Metabolism

Name of Drug #1: XARELTO

Open Associated Drug #1: 50458-580-30


Payments Total: $15

Number of Payments:: 1

Form of Payment: In-kind items and services

Third party is a Charity:: No

Record ID:: 788232287

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: Cardiovascular & Metabolism

Name of Drug #1: XARELTO

Open Associated Drug #1: 50458-580-30


Payments Total: $28

Number of Payments:: 1

Form of Payment: In-kind items and services

Record ID:: 795832319

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: NEUROSCIENCE

Name of Drug #1: UBRELVY

Open Associated Drug #1: 0023-6501-10


Payments Total: $28

Number of Payments:: 1

Form of Payment: In-kind items and services

Record ID:: 795832323

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: NEUROSCIENCE

Name of Drug #1: UBRELVY

Open Associated Drug #1: 0023-6501-10


Payments Total: $12

Number of Payments:: 1

Form of Payment: In-kind items and services

Record ID:: 795832327

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: NEUROSCIENCE

Name of Drug #1: UBRELVY

Open Associated Drug #1: 0023-6501-10


Payments Total: $14

Number of Payments:: 1

Form of Payment: In-kind items and services

Record ID:: 815731273

Being Disputed:: No

Product Related: Yes

Drug or Biological: Device

Product Category #1: Spinal Cord Neurostimulation

Name of Drug #1: INTELLIS


Payments Total: $14

Number of Payments:: 1

Form of Payment: In-kind items and services

Record ID:: 815738089

Being Disputed:: No

Product Related: Yes

Drug or Biological: Device

Product Category #1: Spinal Cord Neurostimulation

Name of Drug #1: INTELLIS


Additional Office Locations

1. Christus Trinity Clinic
630 S Fleishel Ave
Tyler, TX 75701
Christus Trinity Clinic
Group Members: 1,220

Phone: 903-606-4900

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Internal Medicine Professionals in Tyler

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Etmc Physician Group, Inc.

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Etmc Physician Group, Inc.

620 S Fleishel Ave
Tyler, TX
Christus Trinity Clinic

630 S Fleishel Ave
Tyler, TX
Christus Trinity Clinic

620 S Fleishel Ave
Tyler, TX
Christus Trinity Clinic

630 S Fleishel Ave
Tyler, TX
Christus Trinity Clinic

Providers in Christus Trinity Clinic

1.Enyinnaya Abarikwu

800 E Dawson St
Tyler Tx 75701-2036
Christus Trinity Clinic
Internal Medicine

2.Enyinnaya Abarikwu

620 S Fleishel Ave
Tyler Tx 75701-2041
Christus Trinity Clinic
Internal Medicine

3.Enyinnaya Abarikwu

630 S Fleishel Ave
Tyler Tx 75701-2041
Christus Trinity Clinic
Internal Medicine

4.Ermias Abebe

2602 Saint Michael Dr
Texarkana Tx 75503-2320
Christus Trinity Clinic
Orthopedic Surgery

5.Ermias Abebe

620 S Fleishel Ave
Tyler Tx 75701-2041
Christus Trinity Clinic
Orthopedic Surgery

6.Ermias Abebe

630 S Fleishel Ave
Tyler Tx 75701-2041
Christus Trinity Clinic
Orthopedic Surgery

View all 1,220 members of Christus Trinity Clinic medical group