John Lafrentz, MD
NPI 1639129885 · Otolaryngology Physician · Huntsville, AL
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Lafrentz, MD is a Otolaryngology Physician provider in Huntsville, AL (NPI 1639129885).
Provider details
- NPI number
- 1639129885
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 00023611 (AL)
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,207 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 202 | $108 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 183 | $77 |
| Comprehensive Hearing and Speech Recognition Test92557 | 143 | $31 |
| Test to Assess Middle Ear Function92567 | 140 | $14 |
| Removal of Impacted Ear Wax69210 | 130 | $39 |
| Diagnostic Exam of Voice Box Using a Flexible Endoscope31575 | 109 | $104 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azelastine Hcl | 89 | 57 |
| Fluticasone Propionate | 65 | 41 |
| Famotidine | 58 | 24 |
| Mupirocin | 36 | 31 |
| Ipratropium Bromide | 34 | 11 |
| Ofloxacin | 25 | 24 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 19 | 18 |
| Ondansetron Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$218 across 6 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
Registry dates
- Enumerated
- 2006-05-10
- Last updated
- 2013-05-13
Frequently asked questions
- What is John Lafrentz's NPI number?
- John Lafrentz's National Provider Identifier (NPI) is 1639129885, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Lafrentz's specialty?
- John Lafrentz is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is John Lafrentz located?
- John Lafrentz's practice location on file with NPPES is 285 Chateau Dr, Huntsville, AL 35801-6401.
- What is John Lafrentz's phone number?
- The practice phone number listed in the NPPES registry for John Lafrentz is (256) 882-0165.
- Does John Lafrentz accept Medicare?
- John Lafrentz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Lafrentz's NPI active?
- Yes — John Lafrentz's NPI (1639129885) is active in the NPPES registry as of the last update on 2013-05-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.