John Beeler, MD, PHD
NPI 1649841602 · Hematology & Oncology Physician · Saint Louis, MO
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Beeler, MD, PHD is a Hematology & Oncology Physician provider in Saint Louis, MO (NPI 1649841602).
Provider details
- NPI number
- 1649841602
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 2023044746 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 39 | 13 |
| Amlodipine Besylate | 31 | 15 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 25 | — |
| Gabapentin | 21 | — |
| Lisinopril | 21 | — |
| Finasteride | 16 | — |
| Tamsulosin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-07-09
- Last updated
- 2024-06-13
- Certified
- 2024-06-13
Frequently asked questions
- What is John Beeler's NPI number?
- John Beeler's National Provider Identifier (NPI) is 1649841602, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Beeler's specialty?
- John Beeler is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is John Beeler located?
- John Beeler's practice location on file with NPPES is 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110-1003.
- What is John Beeler's phone number?
- The practice phone number listed in the NPPES registry for John Beeler is (314) 273-4766.
- Does John Beeler accept Medicare?
- John Beeler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Beeler's NPI active?
- Yes — John Beeler's NPI (1649841602) is active in the NPPES registry as of the last update on 2024-06-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.