Dr. Robert F. Weis, MD

  • Muscatine, IA
  • Internist
NPI1205813912PAC ID6406945302
Medicare services, 2022
52
Medicare patients, 2024
12
Part D claims, 2024
1,658
Hospital affiliations
1
Industry payments
$110
Practice address
1518 Mulberry Avenue, Muscatine, IA 52761
Practice phone
Call (563) 264-9100
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

See all 2 affiliations

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Dr. Robert F. Weis is an internist in Muscatine, Iowa

Dr. Weis practices at UnityPoint Health -Trinity Muscatine Hospital in Muscatine, Iowa, part of UnityPoint Health.

Dr. Weis' NPI, 1205813912, was assigned on December 23, 2005. Dr. Weis graduated from University of Iowa, RJ & L Carver College of Medicine in 1977. Dr. Weis holds Iowa license 22517.

NPI and contact details
Medicare PAC ID
6406945302
NPI enumeration date
December 23, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(563) 264-9100
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
75
Medical school graduation
1977

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Robert F. Weis practices at UnityPoint Health -Trinity Muscatine Hospital in Muscatine, Iowa

Dr. Weis' primary practice is UnityPoint Health -Trinity Muscatine Hospital, at 1518 Mulberry Avenue, Muscatine, IA 52761 in Muscatine County. The practice phone is (563) 264-9100.

Source: Dmand AI Affiliation Data

Dr. Robert F. Weis is affiliated with 1 site of care and 1 medical group

Dr. Weis' primary practice is UnityPoint Health -Trinity Muscatine Hospital in Muscatine, Iowa, part of UnityPoint Health. The medical group on file is Unity Healthcare. Dr. Weis' employer is on file too: a hospital.

See all 2 affiliations for Dr. Weis

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Robert F. Weis' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Weis practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UnityPoint Health -Trinity Muscatine HospitalAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Robert F. Weis is one of 726 internists in Iowa

Internal medicine is Dr. Weis' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Weis is licensed in Iowa.

Specialties and state licenses

  • Internal medicine, IowaPrimaryLicense 22517 · taxonomy 207R00000X

Internists near Dr. Weis

Counts of internists 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. Robert F. Weis billed Medicare for 52 services in 2022

CMS data shows 52 Medicare services from Dr. Weis across 1 procedure code in 2022, for 12 Medicare patients. Medicare paid $170 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202252
Medicare patients12
Paid by Medicare$170
Procedure codes1

Dr. Weis' Medicare services by type, 2021 to 2022

  • 2021
  • 2022
Tests and treatments
2021: 382022: 5237%

Dr. Weis compared with the Iowa median for internists, 2022

  • Dr. Weis
  • Iowa median
Medicare services
52vs 57491% below
Medicare patients
12vs 26095% below
Part D claims
1,185vs 1677.1 times

Medians across 689 internists in Iowa with Dmand AI profiles that report each measure.

Dr. Weis' most billed Medicare procedure codes, 2022

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Weis

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Robert F. Weis treated 12 Medicare patients in 2024, average age 72

CMS counts 12 Medicare patients who saw Dr. Weis in 2024. The largest group is 85 and over, with 0 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.19, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Weis' median patient age at 71, with 45% women.

Medicare patients, 202412
Average age72
Average risk score1.19

Dr. Weis' Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Chronic conditions among Dr. Weis' Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%

Share of Medicare patients with each condition. A patient can have several.

Dr. Weis' patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 71

Patient panel by sex, all payers

  • Women45%
  • Men55%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Robert F. Weis wrote 1,658 Medicare Part D claims in 2024

In 2024, Dr. Weis wrote 1,658 Medicare Part D claims for 246 patients. 87% of them were for generic drugs. CMS names the drug for 1,185 of them, across 38 drugs with 11 or more claims each, at $129,911 in total drug cost. In 2023, CMS named 1,723 claims across 46 drugs.

Part D claims, 20241,658
Drugs named by CMS38
Total drug cost$129,911
Part D patients246

Dr. Weis' Part D claims by kind of drug, 2024

  • Generic1,443 claims87%
  • Brand-name and other215 claims13%

Dr. Weis' most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Weis' Part D claims, 2024

  • Opioids3%54 of 1,658 claims
  • Antibiotics2%28 of 1,658 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 1,7232024: 1,18531%

Drugs named by CMS: 38 in 2024, 46 in 2023.

See all prescribing by Dr. Weis

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

How Dr. Robert F. Weis takes part in Medicare

Dr. Weis accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Robert F. Weis received $110 in industry payments from 2019 to 2025

CMS Open Payments shows 5 general payments to Dr. Weis from 4 drug and device companies from 2019 to 2025. Food and beverage make up the largest share, 100% of the total. Dexcom, Inc. paid the most, $35.

General payments to Dr. Weis by program year, 2019 to 2025

Companies that paid Dr. Weis the most, 2019 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Weis

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Robert F. Weis graduated from University of Iowa, RJ & L Carver College of Medicine

Dr. Weis graduated from University of Iowa, RJ & L Carver College of Medicine in 1977.

  1. Medical schoolUniversity of Iowa, RJ & L Carver College of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Robert F. Weis's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Robert F. Weis

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Robert F. Weis' NPI number?

Dr. Robert F. Weis' NPI number is 1205813912. It was assigned on December 23, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Robert F. Weis?

Dr. Robert F. Weis is an internist in Muscatine, Iowa. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Robert F. Weis practice?

Dr. Weis practices at 1518 Mulberry Avenue, Muscatine, IA 52761. Dr. Weis' primary practice is UnityPoint Health -Trinity Muscatine Hospital in Muscatine, Iowa, part of UnityPoint Health.

What is Dr. Robert F. Weis' office phone number?

The practice phone on file for Dr. Weis is (563) 264-9100.

What is Dr. Robert F. Weis' medical license number?

Dr. Weis holds Iowa license 22517.

Which hospitals is Dr. Robert F. Weis affiliated with?

Dr. Weis practices at UnityPoint Health -Trinity Muscatine Hospital in Muscatine, Iowa.

What medical group is Dr. Robert F. Weis part of?

Dr. Weis is linked to Unity Healthcare.

Does Dr. Robert F. Weis accept Medicare?

Yes. CMS data shows Dr. Weis billed Medicare for 52 services in 2022, and Dr. Weis accepts Medicare assignment.

How many Medicare patients does Dr. Robert F. Weis see?

CMS counts 12 Medicare patients who saw Dr. Weis in 2024, with an average age of 72.

What services does Dr. Robert F. Weis bill to Medicare?

In 2022, Dr. Weis' most billed Medicare services were heart test or procedure (93010).

Show 4 more questionsShow fewer questions

Where did Dr. Robert F. Weis go to medical school?

Dr. Weis graduated from University of Iowa, RJ & L Carver College of Medicine in 1977.

What drugs does Dr. Robert F. Weis prescribe most?

In 2024 Medicare Part D data, Dr. Weis' most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Lisinopril.

Has Dr. Robert F. Weis received payments from drug or device companies?

CMS Open Payments shows $110 in general payments to Dr. Weis from 4 companies from 2019 to 2025. The largest total came from Dexcom, Inc.

How long has Dr. Robert F. Weis been practicing?

Dr. Weis graduated from medical school in 1977, 49 years ago.

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