Physician Profile
Unclaimed ProfileAbout WARREN
Based in Tulsa, OK, Michael Joseph Warren, DO is listed in the NPI registry under gastroenterology. Michael graduated from Pacific Nw Un of Hs, Col of Osteopathic Medicine in 2018. Michael is also listed as specializing in student in an organized health care education program. Medicare claims data shows Michael provided 262 services to 256 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (918) 497-3300
- Email not available
Practice Locations
6160 S YALE AVE STE 100
Tulsa, OK 74136
Procedures Most Often Billed to Medicare
262 services · 256 patients · 11 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
32 |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
25 |
| Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43235 |
13 |
| Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm | Procedure | 43249 |
12 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
49 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
49 |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
24 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
16 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
15 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
14 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other gastroenterology specialists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 26 related providers in 4 groups
Other gastroenterology specialists in Tulsa 8
Same specialty, same city.
Trained at Pacific Nw Un of Hs, Col of Osteopathic Medicine 2
Other providers in the same specialty who trained at the same institution.
Class of 2018 at Pacific Nw Un of Hs, Col of Osteopathic Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of polyps or growths of large bowel using an endoscope with mechanical snare 8
Providers in OK who bill this service to Medicare most often.
Common questions
What does Dr. Warren specialize in?
Dr. Warren is a gastroenterology in Tulsa, OK. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GASTROENTEROLOGY”.
NPI registry
Where is Dr. Warren located?
Dr. Warren is listed at 6160 S YALE AVE STE 100, Tulsa, OK 74136. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Warren's phone number?
The number on file is (918) 497-3300. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Warren?
Dr. Warren's National Provider Identifier is 1568963551. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Warren go to medical school?
Dr. Warren attended Pacific Nw Un of Hs, Col of Osteopathic Medicine, graduating in 2018. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Warren have?
Dr. Warren has 8 years experience. Calculated from a graduation year of 2018, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Warren do most often?
According to Medicare billing data, Dr. Warren performs procedures including removal of polyps or growths of large bowel using an endoscope with mechanical snare, biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope and diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Warren's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Warren. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.