Gretchen Grosch, DO
NPI 1548763360 · Student in an Organized Health Care Education/Training Program · Saint Louis, MO
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gretchen Grosch, DO is a Student in an Organized Health Care Education/Training Program provider in Saint Louis, MO (NPI 1548763360).
Provider details
- NPI number
- 1548763360
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
73 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) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 47 | $204 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 26 | $76 |
Typical Medicare-allowed amounts for these services range $76–$204 (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 · 6 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 63 | 18 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 23 | — |
| Montelukast Sodium | 19 | — |
| Fluticasone Propionate | 15 | — |
| Fluticasone Propion/Salmeterolbrand: Wixela Inhub | 14 | — |
| Budesonide/Glycopyr/Formoterolbrand: Breztri Aerosphere | 11 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-03-18
- Last updated
- 2024-06-28
- Certified
- 2024-06-28
Frequently asked questions
- What is Gretchen Grosch's NPI number?
- Gretchen Grosch's National Provider Identifier (NPI) is 1548763360, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gretchen Grosch's specialty?
- Gretchen Grosch is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Gretchen Grosch located?
- Gretchen Grosch's practice location on file with NPPES is 1201 S Grand Blvd, Saint Louis, MO 63104-1016.
- What is Gretchen Grosch's phone number?
- The practice phone number listed in the NPPES registry for Gretchen Grosch is (314) 977-6100.
- Does Gretchen Grosch accept Medicare?
- Gretchen Grosch is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gretchen Grosch's NPI active?
- Yes — Gretchen Grosch's NPI (1548763360) is active in the NPPES registry as of the last update on 2024-06-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.