Klaus-Dieter Lessnau, MD
NPI 1083684708 · Sleep Medicine (Internal Medicine) Physician · New York, NY
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Klaus-Dieter Lessnau, MD is a Sleep Medicine (Internal Medicine) Physician provider in New York, NY (NPI 1083684708).
Provider details
- NPI number
- 1083684708
- Entity type
- Individual
- Primary specialty
- Sleep Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 206484 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
650 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) |
|---|---|---|
| Test to Measure Expiratory Airflow and Volume Changes Before and After Medication Administration94060 | 137 | $43 |
| Test to Determine Lung Volumes Using Gas Dilution Or Washout94727 | 90 | $49 |
| Test to Examine How Well the Lungs Exchange Gases94729 | 90 | $62 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 71 | $200 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 55 | $138 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 121 | 39 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 96 | 42 |
| Doxepin Hcl | 53 | 23 |
| Budesonide/Glycopyr/Formoterolbrand: Breztri Aerosphere | 40 | 16 |
| Amlodipine Besylate | 37 | 14 |
| Losartan Potassium | 33 | 16 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,228 across 119 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)
- 110 E 59th StSuite 9cNew York, NY 10022-1304Phone: (212) 583-2969Fax: (212) 644-8666
Registry dates
- Enumerated
- 2006-01-25
- Last updated
- 2023-03-07
Frequently asked questions
- What is Klaus-Dieter Lessnau's NPI number?
- Klaus-Dieter Lessnau's National Provider Identifier (NPI) is 1083684708, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Klaus-Dieter Lessnau's specialty?
- Klaus-Dieter Lessnau is listed in the NPPES registry with a primary specialty of Sleep Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Klaus-Dieter Lessnau located?
- Klaus-Dieter Lessnau's practice location on file with NPPES is 332 E 14th St, New York, NY 10003-4243.
- What is Klaus-Dieter Lessnau's phone number?
- The practice phone number listed in the NPPES registry for Klaus-Dieter Lessnau is (212) 481-3333.
- Does Klaus-Dieter Lessnau accept Medicare?
- Klaus-Dieter Lessnau is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Klaus-Dieter Lessnau's NPI active?
- Yes — Klaus-Dieter Lessnau's NPI (1083684708) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.