MARK A RITTER (MD PHD) – Radiation Oncology Physician, NPI 1235192857

MARK A RITTER (MD PHD) is a healthcare provider. based in Sarasota, Florida. specializing in Radiation Oncology Physician. They hold the professional credentials MD PHD. They hold a License No. 29294 (WI). The NPI Number for MARK A RITTER (MD PHD) is 1235192857

Main info

Male
Name
MARK A RITTER (MD PHD)
NPI
1235192857
Phone
Not provided
Address
8941 WILDLIFE LOOP
Enumeration Date
7 April 2006
Last Update Date
1 July 2020
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness75
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for MARK A RITTER (MD PHD)

  • 8941, Wildlife Loop, Sarasota County, Florida, 34238, United States

    SARASOTA, FL 342384001

    Phone:

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

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Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 34238)

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Provider's Procedures

MARK A RITTER (MD PHD) performs procedures in Radiation Oncology Physician. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
RADIATION ONCOLOGYWI77300Calculation of radiation therapy dose10059
RADIATION ONCOLOGYWI77427Radiation treatment management, 5 treatments19951

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Frequently asked questions

What is the registry number for MARK A RITTER (MD PHD)?
The registry entry for MARK A RITTER (MD PHD) shows NPI 1235192857.
Is MARK A RITTER (MD PHD) currently accepting referrals based on NPI status?
Registry metadata lists MARK A RITTER (MD PHD) as active.
How should patients interpret MARK A RITTER (MD PHD)'s specialty?
The extract shows Radiation Oncology Physician for MARK A RITTER (MD PHD). Clinical services aligned with this taxonomy classification.
Which community is linked to MARK A RITTER (MD PHD)?
MARK A RITTER (MD PHD) shows a connection to Sarasota, Florida in registry-derived data.
What is the difference between NPI and a medical license?
An NPI is a federal identifier; a medical license is issued by a state and governs where someone may practice.

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