Physician Profile
Mark R. Jennings, M.D.
Unclaimed ProfileAbout Dr. Jennings
Mark R. Jennings, M.D. is a healthcare provider in Cincinnati, OH specializing in surgery. Mark trained at Clvlnd Clinic Lerner College of Med of Case Wstn RSV University, graduating in 2000. Medicare claims data shows Mark provided 140 services to 128 patients. The services billed most often include initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes, new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more, and subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes.
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
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (513) 961-4335
- Email not available
Practice Locations
3300 MERCY HEALTH BLVD STE 2010
Cincinnati, OH 45211
Conditions Commonly Evaluated or Treated
Within Surgery (Unspecified) 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
Most searched conditions
Breast conditions
Cancer
- Colon cancer
- Esophageal cancer
- Liver cancer
- Neuroendocrine Tumors
- Pancreatic cancer
- Soft-tissue sarcoma
- Stomach cancer
- Thyroid cancer
Colorectal
Digestive
- Abdominal adhesions
- Acid reflux
- Acute pancreatitis
- Bowel obstruction
- Colon polyps
- Diverticulitis
- Gastroparesis
- Peptic ulcer disease
Digestive & blood
Digestive health
- Crohn's disease
- Fecal incontinence
- Perforated bowel
- Severe chronic constipation
- Swallowing difficulties
- Ulcerative colitis
Endocrine
Infections
Lumps & bumps
Lymphatic
Minor surgery
Skin & scars
Skin & soft tissue
Skin cancer
Vascular
Weight & metabolism
Wound care
Wounds
Procedures & services
Most searched procedures
Abdominal
Abdominal surgery
Bariatric
Breast surgery
Cancer
Cancer surgery
Colorectal
- Anal fistula surgery
- Anal Sphincter Repair
- Colon resection
- Hemorrhoid removal
- Ostomy reversal
- Ostomy surgery
- Rectal prolapse repair
- Surgery for chronic anal fissure
Consultations
Diagnostic
Digestive
Digestive health
Endocrine
Infections
Minor surgery
Post-op care
Reconstruction
Skin & soft tissue
- Cyst Removal
- Lipoma removal
- Mole removal
- Pilonidal cyst surgery
- Scar revision surgery
- Skin Tag Removal
Skin cancer
Vascular
Vascular & cancer
Weight loss
Wound care
Wounds
Procedures Most Often Billed to Medicare
140 services · 128 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Repair of groin hernia (5 years or older) | Procedure | 49505 |
11 | Less often than most peers in Surgery |
| Removal of gallbladder with x-ray study of bile ducts using an endoscope | Procedure | 47563 |
11 | Less often than most peers in Surgery |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
48 | More often than most peers in Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
26 | As often as other peers in Surgery |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
21 | Less often than most peers in Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
12 | Less often than most peers in Surgery |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
11 | Less often than most peers in Surgery |
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 general surgeons at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
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 — 32 related providers in 4 groups
Other general surgeons in Cincinnati 8
Same specialty, same city.
Trained at Clvlnd Clinic Lerner College of Med of Case Wstn RSV University 8
Other providers in the same specialty who trained at the same institution.
Class of 2000 at Clvlnd Clinic Lerner College of Med of Case Wstn RSV University 8
Providers who graduated from the same medical school in the same year.
Also performs Repair of groin hernia (5 years or older) 8
Providers in OH who bill this service to Medicare most often.
Common questions
What kind of doctor is Mark R. Jennings?
Mark R. Jennings is a general surgeon in Cincinnati, OH. That is the designation recorded for this NPI in the federal registry, where it is listed as “Surgery”.
NPI registry
What is Mark R. Jennings's address?
Mark R. Jennings is listed at 3300 Mercy Health Blvd Ste 2010, Cincinnati, OH 45211. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Mark R. Jennings?
The number on file is (513) 961-4335. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Mark R. Jennings?
Mark R. Jennings's National Provider Identifier is 1578538955. 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 Mark R. Jennings train?
Mark R. Jennings attended Clvlnd Clinic Lerner College of Med of Case Wstn RSV University, graduating in 2000. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Mark R. Jennings have?
Mark R. Jennings has 26 years experience. Calculated from a graduation year of 2000, reported in the CMS National Downloadable File.
CMS public data
What procedures does Mark R. Jennings perform?
According to Medicare billing data, Mark R. Jennings performs procedures including repair of groin hernia and removal of gallbladder with x-ray study of bile ducts using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Mark R. Jennings's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Mark R. Jennings. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.