Physician Profile
Unclaimed ProfileAbout RITTER
Jon H Ritter, MD practices pathology in Saint Louis, MO. Jon is a 1988 graduate of University of Minnesota Homeopathic Medicine - Nlg. Jon is also listed as specializing in anatomic & clinical pathology. According to Medicare claims data, Jon cared for 1,005 Medicare patients across 1,812 services.
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
- (314) 362-5641
- Email not available
Practice Locations
1 BARNES JEWISH HOSPITAL PLZ DIV PA ANATOMIC AND MOLECULAR PATH
Saint Louis, MO 63110
Procedures Most Often Billed to Medicare
1,812 services · 1,005 patients · 12 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| X-ray of surgical specimen | Imaging | 76098 |
35 |
| Pathology examination of tissue using a microscope, intermediate complexity | Lab test | 88305 |
931 |
| Special stained specimen slides to examine tissue, each additional procedure | Lab test | 88341 |
171 |
| Pathology examination of specimen during surgery, first tissue block | Lab test | 88331 |
161 |
| Pathology examination of tissue using a microscope, moderately high complexity | Lab test | 88307 |
140 |
| Microscopic genetic analysis of tumor, manual | Lab test | 88360 |
129 |
| Special stained specimen slides to examine tissue, initial procedure | Lab test | 88342 |
95 |
| Examination of archival tissue for genetic analysis | Lab test | 88363 |
64 |
| Pathology examination of tissue using a microscope, moderately low complexity | Lab test | 88304 |
33 |
| Pathology examination of tissue using a microscope, high complexity | Lab test | 88309 |
23 |
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 pathology specialists in Saint Louis 8
Same specialty, same city.
Also performs X-ray of surgical specimen 7
Providers in MO who bill this service to Medicare most often.
Common questions
What is Dr. Ritter's specialty?
Dr. Ritter is a pathology in Saint Louis, MO. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “PATHOLOGY”.
NPI registry
Where can I find Dr. Ritter?
Dr. Ritter is listed at 1 BARNES JEWISH HOSPITAL PLZ DIV PA ANATOMIC AND MOLECULAR PATH, Saint Louis, MO 63110. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Ritter?
The number on file is (314) 362-5641. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Ritter's NPI number?
Dr. Ritter's National Provider Identifier is 1366460784. 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. Ritter's medical education?
Dr. Ritter attended University of Minnesota Homeopathic Medicine - Nlg, graduating in 1988. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Ritter been practicing?
Dr. Ritter has 38 years experience. Calculated from a graduation year of 1988, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Ritter known for?
According to Medicare billing data, Dr. Ritter performs imaging including x-ray of surgical specimen, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Ritter confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ritter. 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.