Michael Keenan, MD
NPI 1558332197 · Otolaryngology Physician · Valparaiso, IN
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Keenan, MD is a Otolaryngology Physician provider in Valparaiso, IN (NPI 1558332197).
Provider details
- NPI number
- 1558332197
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 01046708 (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,150 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Professional Service for Preparation and Provision of 1 Or More Antigens95165 | 439 | $14 |
| Test for Allergy Using Allergenic Extract Injected Into Skin95024 | 219 | $7 |
| Professional Service for Multiple Injections of Allergen95117 | 113 | $11 |
| Removal of Impacted Ear Wax69210 | 88 | $44 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 74 | $86 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 71 | $118 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Montelukast Sodium | 221 | 104 |
| Azelastine Hcl | 162 | 100 |
| Fluticasone Propionate | 129 | 80 |
| Omeprazole | 128 | 63 |
| Famotidine | 93 | 45 |
| Pantoprazole Sodium | 61 | 30 |
| Prednisone | 57 | 56 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$151 across 5 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 85 E US Highway 6 Ste 220Valparaiso, IN 46383-8948Phone: (219) 983-6220Fax: (219) 983-6029
Registry dates
- Enumerated
- 2006-01-31
- Last updated
- 2020-09-11
- Certified
- 2020-09-11
Frequently asked questions
- What is Michael Keenan's NPI number?
- Michael Keenan's National Provider Identifier (NPI) is 1558332197, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Keenan's specialty?
- Michael Keenan is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Keenan located?
- Michael Keenan's practice location on file with NPPES is 2802 Leonard Dr, Valparaiso, IN 46383.
- What is Michael Keenan's phone number?
- The practice phone number listed in the NPPES registry for Michael Keenan is (219) 531-0355.
- Does Michael Keenan accept Medicare?
- Michael Keenan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Keenan's NPI active?
- Yes — Michael Keenan's NPI (1558332197) is active in the NPPES registry as of the last update on 2020-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.