Doctor profile · Federal record

Dr. Michael Keenan, MD

Otolaryngology Physician (CMS: Otolaryngology) · Valparaiso, IN

  • NPI 1558332197
  • Accepts Medicare
  • MIPS 0.0 / 100 · 2023
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2802 Leonard Dr
Valparaiso, IN 46383
(219) 531-0355
fax (219) 531-2855
Additional location
85 E US Highway 6 Ste 220
Valparaiso, IN 463838948
(219) 983-6220
fax (219) 983-6029
Mailing address
2022 Kelle Dr
Chesterton, IN 463048708

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
September 11, 2020
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207Y00000X — NUCC code
State license (1)
Indiana #01046708
Medicaid
IN #200138900

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558332197. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,281
Distinct HCPCS
8
Medicare allowed
$135,352
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 454 265 $120
99213 Established patient office or other outpatient visit, 20-29 minutes 386 279 $85
99204 New patient office or other outpatient visit, 45-59 minutes 137 137 $156
69210 Removal of impacted ear wax 115 101 $39
99203 New patient office or other outpatient visit, 30-44 minutes 69 69 $105
31575 Diagnostic exam of voice box using a flexible endoscope 47 36 $121
99215 Established patient office or other outpatient visit, 40-54 minutes 38 29 $170
69220 Simple removal of skin debris and drainage of mastoid cavity 35 17 $73

In context: peer comparison

Among 1 peers in this city , average services per provider: 160. This provider delivers 8.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$151
Transactions
5
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Regeneron Healthcare Solutions, Inc. 3 $79.25
Inspire Medical Systems, Inc. 2 $71.59

By nature of payment

Food and Beverage
$151

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,519
Patients
700
Total drug cost
$40,146
Drug Type Claims Patients Total cost
Montelukast Sodium Generic 351 127 $5,593
Fluticasone Propionate Generic 220 110 $4,221
Azelastine Hcl Generic 197 97 $13,390
Omeprazole Generic 187 66 $2,406
Pantoprazole Sodium Generic 121 53 $1,605
Dexamethasone Sodium Phosphate Generic 104 41 $4,779
Famotidine Generic 68 21 $1,260
Lansoprazole Generic 48 20 $2,288
Ofloxacin Generic 44 28 $2,109
Levofloxacin Generic 33 26 $337

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Keenan's medical specialty?
Dr. Michael Keenan practices Otolaryngology Physician in Valparaiso, IN.
Where does Dr. Michael Keenan practice?
Dr. Michael Keenan practices at 2802 Leonard Dr, Valparaiso, IN 46383. Office phone: 2195310355.
What is Dr. Michael Keenan's NPI?
Dr. Michael Keenan's National Provider Identifier (NPI) is 1558332197, issued by NPPES.
Does Dr. Michael Keenan accept Medicare assignment?
Yes. Dr. Michael Keenan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Keenan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.