What is Walter Hanel's NPI number?

Walter Hanel's National Provider Identifier (NPI) is 1003227323, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Walter Hanel's specialty?

Walter Hanel is listed in the NPPES registry with a primary specialty of Hematology (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).

Where is Walter Hanel located?

Walter Hanel's practice location on file with NPPES is 460 W 10th Ave, Columbus, OH 43210-1240.

What is Walter Hanel's phone number?

The practice phone number listed in the NPPES registry for Walter Hanel is (614) 293-3196.

Does Walter Hanel accept Medicare?

Walter Hanel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Walter Hanel's NPI active?

Yes — Walter Hanel's NPI (1003227323) is active in the NPPES registry as of the last update on 2026-02-10.

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Walter Hanel, MD, PHD

NPI 1003227323 · Hematology (Internal Medicine) Physician · Columbus, OH

Walter Hanel, MD, PHD is a Hematology (Internal Medicine) Physician provider in Columbus, OH (NPI 1003227323).

Provider details

NPI number: 1003227323
Entity type: Individual
Primary specialty: Hematology (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
Credential: MD, PHD
Sex: Male
Sole proprietor: No
License: 35.131354 (OH)

Practice location

460 W 10th Ave

Columbus, OH 43210-1240

Phone: (614) 293-3196

Fax: (614) 293-4812

Street-level locationGet directions

More OH providers

Mailing address

700 Ackerman Rd Ste 2120

Columbus, OH 43202-1559

Specialties & taxonomies

Hematology (Internal Medicine) PhysicianPrimary207RH0000XLicense 35.131354 (OH)
Allopathic & Osteopathic Physicians

Enrolled with Medicare as Practitioner - Hematology · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Established profile(61/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure28% of score
12 yrs in NPPES registry
Profile completeness28% of score
100% of core fields populated
Practice footprint17% of score
1 documented practice location
Medicare service volume (vs. specialty peers)28% of score
230 Medicare services, 2024 (ranked within specialty)

Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233	143	$112
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	29	$75
Hospital Discharge Day Management, 30 Minutes Or Less99238	17	$77
Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223	15	$147
Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222	14	$124
Hospital Discharge Day Management, More Than 30 Minutes99239	12

Enumerated: 2014-05-09
Last updated: 2026-02-10
Certified: 2026-02-10

Frequently asked questions

What is Walter Hanel's NPI number?: Walter Hanel's National Provider Identifier (NPI) is 1003227323, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Walter Hanel's specialty?: Walter Hanel is listed in the NPPES registry with a primary specialty of Hematology (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
Where is Walter Hanel located?: Walter Hanel's practice location on file with NPPES is 460 W 10th Ave, Columbus, OH 43210-1240.
What is Walter Hanel's phone number?: The practice phone number listed in the NPPES registry for Walter Hanel is (614) 293-3196.
Does Walter Hanel accept Medicare?: Walter Hanel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Walter Hanel's NPI active?: Yes — Walter Hanel's NPI (1003227323) is active in the NPPES registry as of the last update on 2026-02-10.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

What this provider does (Medicare)

Registry dates

Frequently asked questions

Specialties & taxonomies

Frequently asked questions

Profile Score

What this provider does (Medicare)