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Edit this profileWhere to find Tinatin K. O'Connell, M.D.
- Manassas location main office
8640 Sudley Rd Ste 201, Manassas, VA 20110 - Dulles location
24430 Stone Springs Blvd Ste 250, Dulles, VA 20166 - Warrenton location
170 W Shirley Ave Ste 205, Warrenton, VA 20186 - Gainesville location
7915 Lake Manassas Dr Ste 302, Gainesville, VA 20155 - Norfolk location
824 N Military Hwy Ste 100, Norfolk, VA 23502
About Dr. O'connell
Based in Manassas, VA, Tinatin K. O'Connell, M.D. is listed in the NPI registry under gastroenterology. Tinatin graduated from Virginia Commonwealth University, School of Medicine in 2006. Medicare claims data shows Tinatin provided 7,054 services to 430 patients. The services billed most often include injection, vedolizumab, intravenous, 1 mg, biopsy of large bowel using a flexible endoscope, and biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope. NPI 1720253503 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (703) 368-6819
- Email not available
Practice Locations
8640 SUDLEY RD STE 201
Manassas, VA 20110
24430 Stone Springs Blvd Ste 250
Dulles, VA 20166
170 W Shirley Ave Ste 205
Warrenton, VA 20186
7915 Lake Manassas Dr Ste 302
Gainesville, VA 20155
824 N Military Hwy Ste 100
Norfolk, VA 23502
Conditions Commonly Evaluated or Treated
Within Gastroenterology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Chronic conditions
Liver health
Specialized and cancer
Wound care
Most searched conditions
- Acid reflux
- Celiac disease
- Crohn's disease
- Hemorrhoids
- IBS
- Swallowing difficulties
- Ulcerative colitis
Biliary and pancreas
Colon and anorectal
Esophagus and swallowing
Functional bowel and motility
Liver
- Ascites
- Autoimmune hepatitis
- Cirrhosis
- Fatty liver disease
- Hemochromatosis
- Hepatitis B
- Hepatitis C
- Portal hypertension
Stomach and duodenum
Bowel & Colon
Digestive Symptoms
Gallbladder & Bile Ducts
Procedures & services
Advanced endoscopy
Biliary and pancreatic endoscopy
Capsule and physiology testing
- Ambulatory reflux monitoring
- Capsule endoscopy
- Hydrogen and methane breath testing
- Anorectal manometry
- Esophageal manometry
Chronic illness
Clinical Nutrition
Diagnostic Testing
Digestive
General surgery
Infection & Microbiology Tests
Liver procedures
Lower endoscopy
- Colon polyp removal
- Diagnostic colonoscopy
- Endoscopic control of gastrointestinal bleeding
- Flexible sigmoidoscopy
Nursing care
Nutrition & Digestion
Upper endoscopy
- Endoscopic mucosal resection
- Esophageal biopsy
- Esophageal dilation
- Stomach biopsy
- Endoscopic submucosal dissection
Most searched procedures
Treatments
Procedures Most Often Billed to Medicare
7,054 services · 430 patients · 13 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
140 | More than most peers in Gastroenterology |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
76 | As often as other peers in Gastroenterology |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
43 | As often as other peers in Gastroenterology |
| Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm | Procedure | 43249 |
20 | As often as other peers in Gastroenterology |
| Removal of external hemorrhoids by rubber banding | Procedure | 46221 |
17 | Less often than most peers in Gastroenterology |
| Dilation of esophagus | Procedure | 43450 |
15 | Less often than most peers in Gastroenterology |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | Treatment | 96365 |
22 | As often as other peers in Gastroenterology |
| Injection, vedolizumab, intravenous, 1 mg | Drug given | J3380 |
6,600 | As often as other peers in Gastroenterology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
43 | As often as other peers in Gastroenterology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
25 | Less often than most peers in Gastroenterology |
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 gastroenterologists at this location 6
Same specialty, same street address — most likely the same department or group.
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.
Other gastroenterologists in Manassas 3
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Virginia Commonwealth University, School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2006 at Virginia Commonwealth University, School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of large bowel using a flexible endoscope 8
Providers in VA who bill this service to Medicare most often.
Common questions
What does Tinatin K. O'Connell specialize in?
Tinatin K. O'Connell is a gastroenterologist in Manassas, VA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Where is Tinatin K. O'Connell located?
Tinatin K. O'Connell is listed at 8640 Sudley Rd Ste 201, Manassas, VA 20110. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Tinatin K. O'Connell's phone number?
The number on file is (703) 368-6819. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Tinatin K. O'Connell?
Tinatin K. O'Connell's National Provider Identifier is 1720253503. 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 Tinatin K. O'Connell train?
Tinatin K. O'Connell attended Virginia Commonwealth University, School of Medicine, graduating in 2006. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Tinatin K. O'Connell have?
Tinatin K. O'Connell has 20 years experience. Calculated from a graduation year of 2006, reported in the CMS National Downloadable File.
CMS public data
What does Tinatin K. O'Connell do most often?
According to Medicare billing data, Tinatin K. O'Connell performs procedures including biopsy of large bowel using a flexible endoscope, biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope and removal of polyps or growths of large bowel using an endoscope with mechanical snare; provides treatments such as infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Tinatin K. O'Connell's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Tinatin K. O'Connell. If this is you, claiming it is free.
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