Physician Profile
Charles M. Knudson, MD
Unclaimed ProfileAbout Dr. Knudson
Charles M. Knudson, MD practices pathology in Iowa City, IA. Charles is a 1992 graduate of University of Iowa, Rj & L Carver College of Medicine. According to Medicare claims data, Charles cared for 123 Medicare patients across 138 services. The services billed most often include blood bank physician services with written report, blood bank physician services for cross match and/or evaluation and written report, and collection of stem cells for transplantation.
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
- (319) 335-8147
- Email not available
Practice Locations
200 HAWKINS DR
Iowa City, IA 52242
500 E Market St
Iowa City, IA 52245
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
138 services · 123 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Collection of stem cells for transplantation | Procedure | 38206 |
23 | Too few peers to compare |
| Blood bank physician services with written report | Lab test | 86079 |
64 | More often than most peers in Pathology |
| Blood bank physician services for cross match and/or evaluation and written report | Lab test | 86077 |
33 | As often as other peers in Pathology |
| Pathology clinical consultation for moderately complex clinical problem, 21-40 minutes | Lab test | 80504 |
18 | Too few peers to compare |
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 pathologists 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 pathologists in Iowa City 7
Same specialty, same city.
More connections — 18 related providers in 3 groups
Trained at University of Iowa, Rj & L Carver College of Medicine 7
Other providers in the same specialty who trained at the same institution.
Class of 1992 at University of Iowa, Rj & L Carver College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Collection of stem cells for transplantation 3
Providers in IA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Knudson?
Dr. Knudson is a pathologist in Iowa City, IA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pathology”.
NPI registry
What is Dr. Knudson's address?
Dr. Knudson is listed at 200 Hawkins Dr, Iowa City, IA 52242. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Knudson?
The number on file is (319) 335-8147. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Knudson's NPI number?
Dr. Knudson's National Provider Identifier is 1144218926. 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. Knudson train?
Dr. Knudson attended University of Iowa, Rj & L Carver College of Medicine, graduating in 1992. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Knudson been practicing?
Dr. Knudson has 34 years experience. Calculated from a graduation year of 1992, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Knudson perform?
According to Medicare billing data, Dr. Knudson performs procedures including collection of stem cells for transplantation, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Knudson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Knudson. 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.