Physician Profile
Timothy D. Zellmer, MD
Unclaimed ProfileAbout Dr. Zellmer
Based in Milwaukee, WI, Timothy D. Zellmer, MD is listed in the NPI registry under diagnostic radiology. Timothy graduated from Medical College of Wisconsin in 2019. According to Medicare claims data, Timothy cared for 179 Medicare patients across 193 services. The services billed most often include x-ray of chest, 2 views, x-ray of chest, 1 view, and x-ray of chest, 2 views. NPI 1205397502 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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
- (414) 649-6000
- Email not available
Practice Locations
2900 W OKLAHOMA AVE
Milwaukee, WI 53215
676 N Saint Clair St Ste 800
Chicago, IL 60611
Conditions Evaluated or Diagnosed
Within Diagnostic Radiology 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
Abdomen & Pelvis
- Abdominal Pain
- Appendicitis
- Diverticulitis
- Enlarged prostate
- Gallstones
- Kidney stones
- Liver Lesions
- Ovarian cysts
Bone & Joint
- Ankle Sprain or Fracture
- Bone fractures
- Heel pain
- Hip osteoarthritis
- Osteoporosis
- Rotator cuff tear
- Torn meniscus
Brain & Head
- Brain aneurysm
- Brain tumor
- Concussion in Children
- Migraines
- Sinus infection
- Transient ischemic attack
Brain & nerves
Breast
Chest & Heart
General
Heart & blood vessels
Joint & bone
Liver & digestion
Lungs & breathing
Men's health
Neck & Thyroid
Nerve pain
Pelvic health
Spine
Spine & back
Vascular
Women's health
Procedures & services
Abdominal imaging
Biopsies
Bone Density
Breast Imaging
CT Scan
Digestive & liver
Fluoroscopy
General imaging
Heart & blood vessels
Joint & bone
MRI
Nuclear Medicine
Pelvic imaging
Screening & Prevention
Spine & back
Ultrasound
- Abdominal Ultrasound
- Carotid Ultrasound
- Leg Vein Ultrasound
- Pelvic ultrasound
- Scrotal Ultrasound
- Thyroid ultrasound
- Ultrasound
Urinary & kidney
Women's health
X-Ray
Procedures Most Often Billed to Medicare
193 services · 179 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of chest, 2 views | Imaging | 71046 |
89 | As often as other peers in Diagnostic Radiology |
| X-ray of chest, 1 view | Imaging | 71045 |
86 | Less often than most peers in Diagnostic Radiology |
| X-ray of chest, 2 views | Imaging | 71046 |
18 | As often as other peers in Diagnostic Radiology |
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 radiologists at this location 1
Same specialty, same street address — most likely the same department or group.
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 radiologists in Milwaukee 7
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Medical College of Wisconsin 8
Other providers in the same specialty who trained at the same institution.
Class of 2019 at Medical College of Wisconsin 8
Providers who graduated from the same medical school in the same year.
Also performs X-ray of chest, 2 views 8
Providers in WI who bill this service to Medicare most often.
Common questions
What does Dr. Zellmer specialize in?
Dr. Zellmer is a radiologist in Milwaukee, WI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
Where is Dr. Zellmer located?
Dr. Zellmer is listed at 2900 W Oklahoma Ave, Milwaukee, WI 53215. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Zellmer's phone number?
The number on file is (414) 649-6000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Zellmer's NPI number?
Dr. Zellmer's National Provider Identifier is 1205397502. 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 Dr. Zellmer go to medical school?
Dr. Zellmer attended Medical College of Wisconsin, graduating in 2019. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Zellmer been practicing?
Dr. Zellmer has 7 years experience. Calculated from a graduation year of 2019, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Zellmer do most often?
According to Medicare billing data, Dr. Zellmer performs imaging including x-ray of chest, 2 views and x-ray of chest, 1 view. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Zellmer confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Zellmer. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.