Ravi Nayak, MD
NPI 1689789026 · Pulmonary Disease Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ravi Nayak, MD is a Pulmonary Disease Physician provider in Saint Louis, MO (NPI 1689789026).
Provider details
- NPI number
- 1689789026
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 2000173750 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
45 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 24 | $95 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 21 | $95 |
Typical Medicare-allowed amounts for these services range $95–$95 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 88 | 31 |
| Montelukast Sodium | 86 | 25 |
| Fluticasone Propionate | 71 | 21 |
| Elexacaftor/Tezacaftor/Ivacaftbrand: Trikafta | 46 | — |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 26 | — |
| Prednisone | 25 | — |
| Fluticasone Furoate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-19
- Last updated
- 2011-05-09
Frequently asked questions
- What is Ravi Nayak's NPI number?
- Ravi Nayak's National Provider Identifier (NPI) is 1689789026, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ravi Nayak's specialty?
- Ravi Nayak is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Ravi Nayak located?
- Ravi Nayak's practice location on file with NPPES is 3660 Vista Ave, Saint Louis, MO 63110-2540.
- What is Ravi Nayak's phone number?
- The practice phone number listed in the NPPES registry for Ravi Nayak is (314) 977-6190.
- Does Ravi Nayak accept Medicare?
- Ravi Nayak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ravi Nayak's NPI active?
- Yes — Ravi Nayak's NPI (1689789026) is active in the NPPES registry as of the last update on 2011-05-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.