Dr. Frederick Marshall Wittber, MD
- Medicare services, 2024
- 5,633
- Medicare patients, 2024
- 3,387
- MIPS score, 2024
- 75
- Hospital affiliations
- 5
- Industry payments
- $144
- Practice address
- 5959 Park Ave, Memphis, TN 38119
- Practice phone
- Call (901) 765-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Wittber's professional email, personal email and mobile number
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Dr. Frederick Marshall Wittber is a diagnostic radiologist in Memphis, Tennessee
Dr. Wittber practices at Saint Francis Hospital-Memphis in Memphis, Tennessee, part of Tenet Healthcare.
Dr. Wittber's NPI, 1518196195, was assigned on July 5, 2009. Dr. Wittber graduated from University of Tennessee, Hsc, College of Medicine in 2009. Dr. Wittber holds Tennessee license MD0000051322.
- NPI
- 1518196195NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5991925521
- NPI enumeration date
- July 5, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (901) 765-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Frederick Marshall Wittber practices at Saint Francis Hospital-Memphis in Memphis, Tennessee
Dr. Wittber's primary practice is Saint Francis Hospital-Memphis, at 5959 Park Ave, Memphis, TN 38119 in Shelby County. The practice phone is (901) 765-1000.
- Saint Francis Hospital-Memphis5959 Park Ave, Memphis, TN 38119 · Shelby CountyPhone(901) 765-1000
Source: Dmand AI Affiliation Data
Dr. Frederick Marshall Wittber is affiliated with 5 sites of care and 1 medical group
Dr. Wittber's primary practice is Saint Francis Hospital-Memphis in Memphis, Tennessee, part of Tenet Healthcare. Dr. Wittber is also affiliated with St. Bernards Medical Center. The medical group on file is Memphis Physicians Radiological Group (MPRG). Dmand AI also links Dr. Wittber to 3 more hospitals, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Frederick Marshall Wittber's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wittber practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Saint Francis Hospital-Memphis | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Frederick Marshall Wittber is one of 691 diagnostic radiologists in Tennessee
Diagnostic radiology is Dr. Wittber's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Wittber is licensed in Tennessee.
Specialties and state licenses
- Diagnostic radiology, TennesseePrimary
Diagnostic radiologists near Dr. Wittber
Counts of diagnostic radiologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Frederick Marshall Wittber billed Medicare for 5,633 services in 2024
CMS data shows 5,633 Medicare services from Dr. Wittber across 55 procedure codes in 2024, for 3,387 Medicare patients. Medicare paid $107,191 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Wittber's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 6,0422024: 5,4969%
- Tests and treatments
- 2023: 1782024: 10243%
- Other services
- 2023: 172024: 35106%
Dr. Wittber compared with the Tennessee median for diagnostic radiologists, 2024
- Dr. Wittber
- Tennessee median
- Medicare services
- 5,633vs 2,86996% above
- Medicare patients
- 3,387vs 1,77291% above
Medians across 703 diagnostic radiologists in Tennessee with Dmand AI profiles that report each measure.
Dr. Wittber's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Wittber and other diagnostic radiologists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Frederick Marshall Wittber treated 3,387 Medicare patients in 2024, average age 74
CMS counts 3,387 Medicare patients who saw Dr. Wittber in 2024. The largest group is 65 to 74, with 1,304 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 20% are also on Medicaid. Their average risk score is 1.72, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Wittber's median patient age at 56, with 66% women.
Dr. Wittber's Medicare patients by age, 2024
Dr. Wittber's Medicare patients by sex, 2024
- Women2,17364%
- Men1,21436%
Chronic conditions among Dr. Wittber's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Diabetes42%
- Ischemic heart disease39%
- Anxiety34%
- Chronic kidney disease33%
- Mood disorders31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Wittber's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women66%
- Men34%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Frederick Marshall Wittber scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Wittber for performance year 2024, reported as part of a group. Dr. Wittber accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Frederick Marshall Wittber received $144 in industry payments from 2016 to 2022
CMS Open Payments shows 2 general payments to Dr. Wittber from 2 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 100% of the total. Medtronic, Inc. paid the most, $127.
General payments to Dr. Wittber by program year, 2016 to 2022
Companies that paid Dr. Wittber the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Frederick Marshall Wittber graduated from University of Tennessee, Hsc, College of Medicine
Dr. Wittber graduated from University of Tennessee, Hsc, College of Medicine in 2009.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Frederick Marshall Wittber's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Frederick Marshall Wittber
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What is Dr. Frederick Marshall Wittber's NPI number?
Dr. Frederick Marshall Wittber's NPI number is 1518196195. It was assigned on July 5, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Frederick Marshall Wittber?
Dr. Frederick Marshall Wittber is a diagnostic radiologist in Memphis, Tennessee. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Frederick Marshall Wittber practice?
Dr. Wittber practices at 5959 Park Ave, Memphis, TN 38119. Dr. Wittber's primary practice is Saint Francis Hospital-Memphis in Memphis, Tennessee, part of Tenet Healthcare. Dmand AI also links Dr. Wittber to 3 hospitals.
What is Dr. Frederick Marshall Wittber's office phone number?
The practice phone on file for Dr. Wittber is (901) 765-1000.
What is Dr. Frederick Marshall Wittber's medical license number?
Dr. Wittber holds Tennessee license MD0000051322.
Which hospitals is Dr. Frederick Marshall Wittber affiliated with?
Dr. Wittber practices at Saint Francis Hospital-Memphis in Memphis, Tennessee. Dr. Wittber is also affiliated with St. Bernards Medical Center. Dmand AI links Dr. Wittber to 3 more hospitals.
What medical group is Dr. Frederick Marshall Wittber part of?
Dr. Wittber is linked to Memphis Physicians Radiological Group (MPRG).
Does Dr. Frederick Marshall Wittber accept Medicare?
Yes. CMS data shows Dr. Wittber billed Medicare for 5,633 services in 2024, and Dr. Wittber accepts Medicare assignment.
What is Dr. Frederick Marshall Wittber's MIPS score?
Dr. Wittber's MIPS final score for performance year 2024 is 75 out of 100, reported as part of a group.
How many Medicare patients does Dr. Frederick Marshall Wittber see?
CMS counts 3,387 Medicare patients who saw Dr. Wittber in 2024, with an average age of 74.
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What services does Dr. Frederick Marshall Wittber bill to Medicare?
In 2024, Dr. Wittber's most billed Medicare services were diagnostic imaging (71045), diagnostic imaging (70450) and radiation oncology (77067).
Where did Dr. Frederick Marshall Wittber go to medical school?
Dr. Wittber graduated from University of Tennessee, Hsc, College of Medicine in 2009.
Has Dr. Frederick Marshall Wittber received payments from drug or device companies?
CMS Open Payments shows $144 in general payments to Dr. Wittber from 2 companies from 2016 to 2022. The largest total came from Medtronic, Inc.
How long has Dr. Frederick Marshall Wittber been practicing?
Dr. Wittber graduated from medical school in 2009, 17 years ago.
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