Dr. Walter G. Hanel IV, MD, PhD
- Medicare services, 2024
- 230
- Medicare patients, 2024
- 85
- Part D claims, 2024
- 14
- Hospital affiliations
- 2
- Industry payments
- $36
- Practice address
- 460 W 10th Ave, Columbus, OH 43210
- Practice phone
- Call (614) 293-2229
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
OSU Internal Medicine
Columbus, Ohio
Find Dr. Hanel's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Walter G. Hanel IV is a hematology (internal medicine) physician in Columbus, Ohio
Dr. Hanel practices at OSU Internal Medicine in Columbus, Ohio.
Dr. Hanel's NPI, 1003227323, was assigned on May 9, 2014. Dr. Hanel holds Ohio license 35.131354.
- NPI
- 1003227323NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0143520981
- NPI enumeration date
- May 9, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (614) 293-2229
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Walter G. Hanel IV practices at OSU Internal Medicine in Columbus, Ohio
Dr. Hanel's primary practice is OSU Internal Medicine, at 460 W 10th Ave, Columbus, OH 43210 in Franklin County. The practice phone is (614) 293-2229.
- OSU Internal Medicine460 W 10th Ave, Columbus, OH 43210 · Franklin CountyPhone(614) 293-2229
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Walter G. Hanel IV is affiliated with 3 sites of care and 1 medical group
Dr. Hanel's primary practice is OSU Internal Medicine in Columbus, Ohio. Dr. Hanel is also affiliated with Ohio State University Hospital. The medical group on file is Ohio State University Physicians. Dmand AI also links Dr. Hanel to 1 more hospital, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Walter G. Hanel IV's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hanel practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| OSU Internal Medicine | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Walter G. Hanel IV is one of 82 hematology (internal medicine) physicians in Ohio
Internal medicine is Dr. Hanel's primary specialty in the NPI Registry, under taxonomy code 207RH0000X. The record also lists hematology. Dr. Hanel is board certified in hematology by the American Board of Internal Medicine. Dr. Hanel is licensed in Ohio.
Specialties and state licenses
- Hematology (internal medicine), OhioPrimary
Hematology (internal medicine) physicians near Dr. Hanel
Counts of hematology (internal medicine) physicians 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. Walter G. Hanel IV billed Medicare for 230 services in 2024
CMS data shows 230 Medicare services from Dr. Hanel across 6 procedure codes in 2024, for 85 Medicare patients. Medicare paid $19,757 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Hanel's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1172024: 23097%
Dr. Hanel compared with the Ohio median for hematology (internal medicine) physicians, 2024
- Dr. Hanel
- Ohio median
- Medicare services
- 230vs 25510% below
- Medicare patients
- 85vs 10620% below
- Part D claims
- 12vs 9788% below
Medians across 76 hematology (internal medicine) physicians in Ohio with Dmand AI profiles that report each measure.
Dr. Hanel'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.
Need commercial claims for Dr. Hanel?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hanel and other hematology (internal medicine) physicians in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Walter G. Hanel IV treated 85 Medicare patients in 2024, average age 73
CMS counts 85 Medicare patients who saw Dr. Hanel in 2024. The largest group is 65 to 74, with 41 patients. 75% of them have high blood pressure, and 74% have high cholesterol. Their average risk score is 2.44, 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. Hanel's median patient age at 61, with 48% women.
Dr. Hanel's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Hanel's Medicare patients by sex, 2024
- Women3440%
- Men5160%
Chronic conditions among Dr. Hanel's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Arthritis61%
- Heart failure51%
- Chronic kidney disease49%
- Ischemic heart disease49%
- Diabetes47%
- Atrial fibrillation40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hanel's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women48%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Walter G. Hanel IV wrote 14 Medicare Part D claims in 2024
In 2024, Dr. Hanel wrote 14 Medicare Part D claims. Every claim was for a generic drug. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $23 in total drug cost. In 2017, CMS named 53 claims across 3 drugs.
Dr. Hanel's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2017 to 2021
- 2017
- 2021
- Claims for drugs CMS names
- 2017: 532021: 1277%
Drugs named by CMS: 1 in 2021, 3 in 2017.
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. Walter G. Hanel IV takes part in Medicare
Dr. Hanel 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Walter G. Hanel IV received $36 in industry payments in 2023
CMS Open Payments shows 1 general payment to Dr. Hanel from 1 drug or device company in 2023. Food and beverage make up the largest share, 100% of the total. Genentech, Inc. paid the most, $36.
Companies that paid Dr. Hanel the most, 2023 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Walter G. Hanel IV is board certified in hematology
- Board certified in hematology
- Board certified in internal medicine
- Board certified in medical oncology
Source: Dmand AI Professional Profile Data
Sources for Dr. Walter G. Hanel IV'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians National Downloadable File (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. Walter G. Hanel IV
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. Walter G. Hanel IV's NPI number?
Dr. Walter G. Hanel IV's NPI number is 1003227323. It was assigned on May 9, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Walter G. Hanel IV?
Dr. Walter G. Hanel IV is a hematology (internal medicine) physician in Columbus, Ohio. The primary specialty in the NPI Registry is Hematology (Internal Medicine) Physician (taxonomy code 207RH0000X).
Where does Dr. Walter G. Hanel IV practice?
Dr. Hanel practices at 460 W 10th Ave, Columbus, OH 43210. Dr. Hanel's primary practice is OSU Internal Medicine in Columbus, Ohio. Dmand AI also links Dr. Hanel to 1 hospital.
What is Dr. Walter G. Hanel IV's office phone number?
The practice phone on file for Dr. Hanel is (614) 293-2229.
What is Dr. Walter G. Hanel IV's medical license number?
Dr. Hanel holds Ohio license 35.131354.
Which hospitals is Dr. Walter G. Hanel IV affiliated with?
Dr. Hanel is affiliated with Ohio State University Hospital. Dmand AI links Dr. Hanel to 1 more hospital.
What medical group is Dr. Walter G. Hanel IV part of?
Dr. Hanel is linked to Ohio State University Physicians.
Does Dr. Walter G. Hanel IV accept Medicare?
Yes. CMS data shows Dr. Hanel billed Medicare for 230 services in 2024, and Dr. Hanel accepts Medicare assignment.
How many Medicare patients does Dr. Walter G. Hanel IV see?
CMS counts 85 Medicare patients who saw Dr. Hanel in 2024, with an average age of 73.
Is Dr. Walter G. Hanel IV board certified?
Yes. Dr. Hanel is board certified in hematology by the American Board of Internal Medicine.
Show 4 more questionsShow fewer questions
What services does Dr. Walter G. Hanel IV bill to Medicare?
In 2024, Dr. Hanel's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99238).
What drugs does Dr. Walter G. Hanel IV prescribe most?
In 2021 Medicare Part D data, Dr. Hanel's most prescribed drugs by claims were Prednisone.
Has Dr. Walter G. Hanel IV received payments from drug or device companies?
CMS Open Payments shows $36 in general payments to Dr. Hanel from 1 company from 2023 to 2023. The largest total came from Genentech, Inc.
How long has Dr. Walter G. Hanel IV been practicing?
Dr. Hanel graduated from medical school in 2014, 12 years ago.
Selling to internal medicine practices?
See hematology (internal medicine) physicians in Ohio by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card