1. Home
  2. Directory
  3. Iowa
  4. City
  5. Internal Medicine
  6. NPI Profile

DR. JOHN MARKUS RIETH MD
NPI 1528559937
Internal Medicine - Medical Oncology in Iowa City, IA

Active since May 21, 2018PECOS EnrolledAccepts Medicare Assignment
200 HAWKINS DR, IOWA CITY, IA 52242(319) 356-3077(319) 353-8383 Get Directions Write a Review

NPPES record last updated: July 22, 2023. Verified against the NPPES registry weekly; last sync: September 27, 2026.

Record update history: Jul 22, 2023, May 21, 2018 (2 updates tracked since 2018).

About Dr. John Markus Rieth Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JOHN MARKUS RIETH MD (NPI 1528559937) is an individual medical oncology provider in Iowa City, Iowa, licensed in Iowa (MD-48661) and active in the NPI registry since May 2018. He is enrolled in Medicare PECOS, is affiliated with University Of Iowa Health Care Medical Center Down, and is a graduate of Indiana University School Of Medicine (2018).

NPPES Registry Identity

NPI1528559937
Entity TypeIndividualMale
Primary Taxonomy207RX0202X
Provider Legal NameDR. JOHN MARKUS RIETHCredential: MD
Location Address200 HAWKINS DRIowa City, IA 52242-1009
Mailing Address200 Hawkins DrIowa City, IA 52242-1009 · (319) 356-3077 · Fax (319) 353-8383
Phone(319) 356-3077
Fax(319) 353-8383
Sole ProprietorNo
Medical School CMSIndiana University School Of MedicineGraduated 2018
Enumeration DateMay 21, 2018
Last NPPES UpdateJuly 22, 20232 updates tracked since enumeration
NPPES CertifiedJuly 22, 2023
✔ NPI 1528559937 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Medical OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RX0202X
License✔ Licensed in IA · MD-48661
Definition
An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.
Also ListedInternal MedicineTaxonomy 207R00000X · License MD-48661 (IA)
200 HAWKINS DR, Iowa City, IA 52242
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica, Sanford Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. John Markus Rieth Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3971852419
PECOS Enrollment IDI20230720002296
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
126 services48 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
115 services51 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
32 services32 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
14 services14 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
13 services13 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
12 services12 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

University Of Iowa Health Care Medical Center Down

Acute Care Hospitals · Iowa City, IA
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number160029
Location500 E Market StreetIowa City, IA 52245 · Johnson County
Emergency services Birthing friendly

Genesis Medical Center-Davenport

Acute Care Hospitals · Davenport, IA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number160033
Location1227 East Rusholme StreetDavenport, IA 52803 · Scott County
Emergency services Birthing friendly

St Lukes Hospital

Acute Care Hospitals · Cedar Rapids, IA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number160045
Location1026 A Ave NECedar Rapids, IA 52402 · Linn County
Emergency services Birthing friendly

University Of Iowa Hospital & Clinics

Acute Care Hospitals · Iowa City, IA
3/5 CMS rating
OwnershipGovernment - State
CMS Certification Number160058
Location200 Hawkins DriveIowa City, IA 52242 · Johnson County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 52242 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$161.40 typical visit price
range $52.96 – $161.40
Typical copayment $40.35 (range $13.24 – $40.35)
Most-billed visit code 99205
Established Patient
$94.05 typical visit price
range $16.91 – $131.98
Typical copayment $23.51 (range $4.22 – $32.99)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SANGIL LEE M.D.
Emergency Medicine
200 HAWKINS DR
IOWA CITY, IA 52242
Johnson County (319) 356-2233
RAMI G. EL ABIAD M.D.
Internal Medicine (Gastroenterology)
200 HAWKINS DR
IOWA CITY, IA 52242
Johnson County (319) 356-4901
GRERK SUTAMTEWAGUL MD
Internal Medicine (Hematology & Oncology)
200 HAWKINS DR, DEPT OF INTERNAL MEDICINE
IOWA CITY, IA 52242
Johnson County (319) 356-1616
DR. KALEB TANNER VEIT D.O.
Internal Medicine (Critical Care Medicine)
200 HAWKINS DR
IOWA CITY, IA 52242
Johnson County (319) 356-2320
OMAR JABER M.D
Chronic Disease Hospital
200 HAWKINS DR
IOWA CITY, IA 52242
Johnson County (319) 471-8958
JENNIFER MANCUSO MS, CGC
Genetic Counselor, MS
200 HAWKINS DR, 31663 PFP
IOWA CITY, IA 52242
Johnson County (319) 384-7983
ASHLEY KAISER M.D.
Obstetrics & Gynecology
200 HAWKINS DR, DEPT OF OBGYN
IOWA CITY, IA 52242
Johnson County (319) 356-2294
MRS. NANCY JANE MILLICE
Health Educator
200 HAWKINS DR, 0733 JPP
IOWA CITY, IA 52242
Johnson County (319) 356-3825

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Rieth's NPI number?

The NPI number for John Rieth is 1528559937. It was assigned to this individual provider in the NPPES registry on May 21, 2018.

Where is John Rieth located?

John Rieth practices at 200 Hawkins Dr, Iowa City, IA 52242. The listed phone number is (319) 356-3077.

What is John Rieth's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.

Is John Rieth enrolled in Medicare?

Yes. John Rieth is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does John Rieth accept?

Health plans from Medica and Sanford Health Plan list John Rieth as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is John Rieth affiliated with any hospitals?

According to CMS data, John Rieth is affiliated with University Of Iowa Health Care Medical Center Down, Genesis Medical Center-Davenport, St Lukes Hospital and University Of Iowa Hospital & Clinics.

When was this NPI record last updated?

The NPPES record for John Rieth was last updated on July 22, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.