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Michael Williams MD in Columbia, Missouri

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Michael Williams MD has Gastroenterology as his primary medical specialty. Their primary office is: 210 Portland St in Columbia, Missouri.

They're a part of the: Gastrointestinal Associates, Llp medical group which has around 27 members. You can call their office at 573-777-8818 to schedule an appointment. They also accept the Medicare-approved amount as payment in full. They attended University Of Missouri, Columbia School Of Medicine and graduated in 2003 (around 21 years of experience). They are not listed as doing telehealth appointments, but this may have changed. It can't hurt to call and check. If anything it may encourage them to make them available if they are not currently.


Michael D Williams MD Office Phone and Directions

Michael Williams MD
Gastrointestinal Associates, Llp
210 Portland St
Columbia, Missouri 65201
573-777-8818


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Phone: 573-777-8818


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Healthcare Info for Michael Williams MD

Medical School: University Of Missouri, Columbia School Of Medicine
Graduation Year: 2003
The Primary Medical Specialty for Michael Williams MD is listed as: Gastroenterology
Credentials: MD
Additional Credentials:
Approximate Years of Experience: 21
PAC (PECOS ID)#: 2769495514
NPI #: 1750334470
NPI Created On: 05/17/2006
NPI Last Updated Listed as: 10/06/2022
Primary Taxonomy Code: 207RG0100X
License Number:
2017008968
Listed Gender: Male

Insurance, Services, Charges


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

  • Humana
  • Medicare

They are listed as accepting new patients.

Languages spoken by staff include: English.


Services and Procedures include:

  1. Diagnostic examination of esophagus, stomach, and/or upper small bowel using an endoscope
  2. Biopsy of the esophagus, stomach, and/or upper small bowel using an endoscope
  3. Balloon dilation of esophagus using an endoscope
  4. Diagnostic examination of large bowel using an endoscope
  5. Biopsy of large bowel using an endoscope
  6. Removal of polyps or growths of large bowel using an endoscope
  7. Infusion into a vein for therapy, prevention, or diagnosis up to 1 hour
  8. Infusion of chemotherapy into a vein up to 1 hour
  9. Infusion of chemotherapy into a vein
  10. New patient office or other outpatient visit, typically 45 minutes
  11. Established patient office or other outpatient visit, typically 15 minutes
  12. Established patient office or other outpatient, visit typically 25 minutes
  13. Injection, infliximab, excludes biosimilar, 10 mg

They took part in Medicare's Electronic Health Record Incentive Program which was designed to help move people over to electronic records and improve the systems that were already in place.
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: $57

Number of Payments:: 1

Form of Payment: In-kind items and services

Third party is a Charity:: No

Record ID:: 788637605

Being Disputed:: No

Product Related: Yes

Drug or Biological: Biological

Product Category #1: Immunology

Name of Drug #1: STELARA

Open Associated Drug #1: 57894-060-03


Payments Total: $11

Number of Payments:: 1

Form of Payment: In-kind items and services

Third party is a Charity:: No

Record ID:: 788637607

Being Disputed:: No

Product Related: Yes

Drug or Biological: Biological

Product Category #1: Immunology

Name of Drug #1: STELARA

Open Associated Drug #1: 57894-060-03


Payments Total: $18

Number of Payments:: 1

Form of Payment: In-kind items and services

Third party is a Charity:: No

Record ID:: 788637609

Being Disputed:: No

Product Related: Yes

Drug or Biological: Biological

Product Category #1: Immunology

Name of Drug #1: STELARA

Open Associated Drug #1: 57894-060-03


Payments Total: $16

Number of Payments:: 1

Form of Payment: In-kind items and services

Third party is a Charity:: No

Record ID:: 788637613

Being Disputed:: No

Product Related: Yes

Drug or Biological: Biological

Product Category #1: Immunology

Name of Drug #1: STELARA

Open Associated Drug #1: 57894-060-03


Payments Total: $15

Number of Payments:: 1

Form of Payment: In-kind items and services

Third party is a Charity:: No

Record ID:: 788637611

Being Disputed:: No

Product Related: Yes

Drug or Biological: Biological

Product Category #1: Immunology

Name of Drug #1: STELARA

Open Associated Drug #1: 57894-060-03


Payments Total: $16

Number of Payments:: 1

Form of Payment: In-kind items and services

Third party is a Charity:: No

Record ID:: 788637615

Being Disputed:: No

Product Related: Yes

Drug or Biological: Biological

Product Category #1: Immunology

Name of Drug #1: STELARA

Open Associated Drug #1: 57894-060-03


Payments Total: $14

Number of Payments:: 1

Form of Payment: In-kind items and services

Third party is a Charity:: No

Record ID:: 788637617

Being Disputed:: No

Product Related: Yes

Drug or Biological: Biological

Product Category #1: Immunology

Name of Drug #1: STELARA

Open Associated Drug #1: 57894-060-03


Payments Total: $9

Number of Payments:: 1

Form of Payment: In-kind items and services

Third party is a Charity:: No

Record ID:: 788637619

Being Disputed:: No

Product Related: Yes

Drug or Biological: Biological

Product Category #1: Immunology

Name of Drug #1: STELARA

Open Associated Drug #1: 57894-060-03


Payments Total: $18

Number of Payments:: 1

Form of Payment: In-kind items and services

Third party is a Charity:: No

Record ID:: 788637623

Being Disputed:: No

Product Related: Yes

Drug or Biological: Biological

Product Category #1: Immunology

Name of Drug #1: STELARA

Open Associated Drug #1: 57894-060-03


Payments Total: $14

Number of Payments:: 1

Form of Payment: In-kind items and services

Third party is a Charity:: No

Record ID:: 788637621

Being Disputed:: No

Product Related: Yes

Drug or Biological: Biological

Product Category #1: Immunology

Name of Drug #1: STELARA

Open Associated Drug #1: 57894-060-03


Gastroenterology Professionals in Columbia

101 S Fairview Rd
Columbia, MO
The Curators Of The University Of Missouri

1 Hospital Dr
Columbia, MO
The Curators Of The University Of Missouri

210 Portland St
Columbia, MO
Gastrointestinal Associates, Llp

210 Portland St
Columbia, MO
Gastrointestinal Associates, Llp

210 Portland St
Columbia, MO
Gastrointestinal Associates, Llp

210 Portland St
Columbia, MO
Gastrointestinal Associates, Llp

Providers in Gastrointestinal Associates, Llp

1.Edina Ademovic

210 Portland St
Columbia Mo 65201-6677
Gastrointestinal Associates, Llp
Certified Registered Nurse Anesthetist (crna)

2.Bradley Anderson

210 Portland St
Columbia Mo 65201-6677
Gastrointestinal Associates, Llp
Gastroenterology

3.Casey Beckley

210 Portland St
Columbia Mo 65201-6677
Gastrointestinal Associates, Llp
Certified Registered Nurse Anesthetist (crna)

4.Gerald Brown

210 Portland St
Columbia Mo 65201-6677
Gastrointestinal Associates, Llp
Certified Registered Nurse Anesthetist (crna)

5.Peter Cleavinger

210 Portland St
Columbia Mo 65201-6677
Gastrointestinal Associates, Llp
Gastroenterology

6.Alda Del Porto-dahms

210 Portland St
Columbia Mo 65201-6677
Gastrointestinal Associates, Llp
Certified Registered Nurse Anesthetist (crna)

View all 27 members of Gastrointestinal Associates, Llp medical group