Physician Profile
Gregory Retzinger, MD
Unclaimed ProfileAbout Dr. Retzinger
Gregory Retzinger, MD is a healthcare provider in Cincinnati, OH specializing in pathology — clinical. Gregory trained at University of Chicago, Pritzker School of Medicine, graduating in 1983. Medicare claims data shows Gregory provided 10,459 services to 2,365 patients. The services billed most often include complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count, blood test, comprehensive group of blood chemicals, and lactate dehydrogenase (enzyme) level.
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) 558-4500
- Email not available
Practice Locations
231 ALBERT SABIN WAY DEPARTMENT OF PATHOLOGY
Cincinnati, OH 45267
Conditions Evaluated or Diagnosed
Within Pathology 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
Autoimmune & Joints
Autopsy & Forensic
Blood & Metabolism
Blood Disorders
- Bleeding Disorders
- Blood Clotting Gene Mutation
- Iron-deficiency anemia
- Leukemia
- Lymphoma
- Multiple Myeloma
- Sickle cell disease
Cancer
- Bladder cancer
- Bone tumors
- Brain tumor
- Breast cancer
- Cervical cancer
- Colon cancer
- Endometrial cancer
- Kidney cancer
- Liver cancer
- Lung cancer
- Oral cavity cancer
- Ovarian cancer
- Pancreatic cancer
- Prostate cancer
- Soft-tissue sarcoma
- Stomach cancer
- Testicular cancer
- Thyroid cancer
Cervical & Gynecologic
Digestive
Digestive System
Endocrine
Genetics
Hormones
Immune System
Infections
Kidney
Liver
Metabolic & Routine Lab
Pregnancy & Fertility
Skin Cancer
Women's Health
Procedures & services
Autopsy & Forensic
Blood Tests
- Blood Clotting Tests
- Blood Type Test
- Cholesterol screening
- Complete Blood Count
- Comprehensive Metabolic Panel
- Hemoglobin A1c Test
- Iron Level Blood Test
- Thyroid Blood Test
Cytology
Cytology & Screening
- Fine-needle aspiration of a neck mass
- Human papillomavirus testing
- Pap Smear Test
- Thyroid Nodule Biopsy Review
Genetic & Molecular Tests
Genetics
Immune & Allergy Tests
Infection Testing
Infection Tests
Lab & Blood Tests
- Cardiac enzyme blood test
- Pregnancy blood test
- Sed rate inflammation test
- Testosterone blood test
- Vitamin D blood test
Pathology Review
Pregnancy & Fertility
Routine Lab Tests
Tissue Biopsy
- Bone Marrow Biopsy Interpretation
- Breast Biopsy Analysis
- Cervical biopsy lab review
- Colon Polyp Testing
- Kidney Biopsy Examination
- Liver Biopsy Examination
- Lung biopsy lab review
- Lymph Node Biopsy Analysis
- Oral biopsy lab review
- Prostate Biopsy Analysis
- Skin Biopsy Lab Review
- Stomach biopsy lab review
- Uterine biopsy lab review
Procedures Most Often Billed to Medicare
10,459 services · 2,365 patients · 11 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
54 |
| Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | Lab test | 85025 |
4,514 |
| Blood test, comprehensive group of blood chemicals | Lab test | 80053 |
3,948 |
| Lactate dehydrogenase (enzyme) level | Lab test | 83615 |
705 |
| Magnesium level | Lab test | 83735 |
490 |
| Uric acid level, blood | Lab test | 84550 |
248 |
| Phosphate level | Lab test | 84100 |
196 |
| Automated urinalysis test | Lab test | 81003 |
125 |
| Red blood count, automated test | Lab test | 85045 |
88 |
| Blood test, basic group of blood chemicals (calcium, total) | Lab test | 80048 |
53 |
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.
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 pathologists in Cincinnati 3
Same specialty, same city.
Trained at University of Chicago, Pritzker School of Medicine 2
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1983 at University of Chicago, Pritzker School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in OH who bill this service to Medicare most often.
Common questions
What is Dr. Retzinger's specialty?
Dr. Retzinger is a pathologist in Cincinnati, OH. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pathology — Clinical”.
NPI registry
Where can I find Dr. Retzinger?
Dr. Retzinger is listed at 231 Albert Sabin Way Department of Pathology, Cincinnati, OH 45267. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Retzinger?
The number on file is (513) 558-4500. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Retzinger?
Dr. Retzinger's National Provider Identifier is 1053334755. 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
What is Dr. Retzinger's medical education?
Dr. Retzinger attended University of Chicago, Pritzker School of Medicine, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Retzinger have?
Dr. Retzinger has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Retzinger known for?
According to Medicare billing data, Dr. Retzinger performs procedures including insertion of needle into vein for collection of blood sample, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Retzinger's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Retzinger. 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.