Doctor profile · Federal record

Dr. Gregory Haselhuhn, M.D.

Specialist (CMS: Urology) · Toledo, OH

  • NPI 1538145560
  • Accepts Medicare
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2000 Regency CT, Suite 200
Toledo, OH 436233090
(419) 725-1900
fax (419) 725-1905

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
January 5, 2022
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
174400000X — NUCC code
State license (1)
Ohio #35068258
Medicaid
OH #0186276

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538145560. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,511
Distinct HCPCS
10
Medicare allowed
$202,800
HCPCS Description Services Patients Avg allowed
81003 Automated urinalysis test 737 551 $2
99214 Established patient office or other outpatient visit, 30-39 minutes 689 501 $121
51798 Ultrasound measurement of bladder capacity after voiding 224 163 $10
J9217 Leuprolide acetate (for depot suspension), 7.5 mg 219 21 $169
99213 Established patient office or other outpatient visit, 20-29 minutes 173 140 $86
99204 New patient office or other outpatient visit, 45-59 minutes 125 125 $157
52000 Diagnostic exam of bladder and urethra using an endoscope 89 75 $209
51741 Electronic assessment of bladder emptying 58 50 $11
96402 Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle 37 21 $31
52332 Insertion of stent in ureter using an endoscope 28 24 $127

In context: peer comparison

Among 5 peers in Toledo Specialist, average services per provider: 111. This provider delivers 23× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,174
Patients
1,242
Total drug cost
$289,171
Drug Type Claims Patients Total cost
Alfuzosin Hcl ER (Alfuzosin Hcl) Brand 497 153 $20,226
Tamsulosin Hcl Generic 474 150 $10,889
Finasteride Generic 441 132 $8,017
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 266 109 $7,477
Oxybutynin Chloride ER (Oxybutynin Chloride) Brand 215 64 $11,022
Cephalexin Generic 214 170 $801
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 200 126 $1,273
Myrbetriq (Mirabegron) Brand 180 32 $125,914
Solifenacin Succinate Generic 166 37 $15,076
Potassium Citrate ER (Potassium Citrate) Brand 113 24 $24,039

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Haselhuhn's medical specialty?
Dr. Gregory Haselhuhn practices Specialist in Toledo, OH.
Where does Dr. Gregory Haselhuhn practice?
Dr. Gregory Haselhuhn practices at 2000 Regency CT, Toledo, OH 436233090. Office phone: 4197251900.
What is Dr. Gregory Haselhuhn's NPI?
Dr. Gregory Haselhuhn's National Provider Identifier (NPI) is 1538145560, issued by NPPES.
Does Dr. Gregory Haselhuhn accept Medicare assignment?
Yes. Dr. Gregory Haselhuhn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Haselhuhn commonly perform?
Top Medicare-reported procedures in 2023: Automated urinalysis test (HCPCS 81003); Established patient office or other outpatient visit (HCPCS 99214); Ultrasound measurement of bladder capacity after voiding (HCPCS 51798). Source: CMS Medicare Physician & Other Practitioners file.