Aaron Baer, M.D.
NPI 1619609765 · Student in an Organized Health Care Education/Training Program · Saint Louis, MO
Enrolled with Medicare as Order and Referring Only - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Aaron Baer, M.D. is a Student in an Organized Health Care Education/Training Program provider in Saint Louis, MO (NPI 1619609765).
Provider details
- NPI number
- 1619609765
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 2022021119 (MO)
Specialties & taxonomies
- Student in an Organized Health Care Education/Training ProgramPrimary390200000XLicense 2022021119 (MO)
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
3 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 65 | 30 |
| Finasteride | 26 | — |
| Oxycodone Hcl | 22 | 21 |
| Potassium Citratebrand: Potassium Citrate Er | 14 | — |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 14 | — |
| Oxybutynin Chloride | 13 | 12 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$541 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
- 2022-06-28
- Last updated
- 2022-06-28
- Certified
- 2022-06-28
Frequently asked questions
- What is Aaron Baer's NPI number?
- Aaron Baer's National Provider Identifier (NPI) is 1619609765, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aaron Baer's specialty?
- Aaron Baer 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 Aaron Baer located?
- Aaron Baer's practice location on file with NPPES is 1201 S Grand Blvd, Saint Louis, MO 63104-1016.
- What is Aaron Baer's phone number?
- The practice phone number listed in the NPPES registry for Aaron Baer is (314) 977-4708.
- Does Aaron Baer accept Medicare?
- Aaron Baer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Aaron Baer's NPI active?
- Yes — Aaron Baer's NPI (1619609765) is active in the NPPES registry as of the last update on 2022-06-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.