Robert Frazier, M.D.
NPI 1821051947 · Radiation Oncology Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Frazier, M.D. is a Radiation Oncology Physician provider in Saint Louis, MO (NPI 1821051947).
Provider details
- NPI number
- 1821051947
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 2001008539 (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 tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,453 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) |
|---|---|---|
| Ct Guidance for Insertion of Radiation Therapy Fields77014 | 870 | $43 |
| Design and Construction of Complex Radiation Treatment Device77334 | 384 | $58 |
| Calculation of Radiation Therapy Dose77300 | 308 | $31 |
| Radiation Treatment Management, 5 Treatment Sessions77427 | 223 | $182 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 146 | $63 |
| Obtaining Data Needed to Develop the Optimal Radiation Treatment, 1 Treatment Area77280 | 116 | $36 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 191 | 59 |
| Lidocaine Hclbrand: Lidocaine Hcl Viscous | 102 | 27 |
| Pilocarpine Hcl | 79 | 23 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 59 | 32 |
| Nystatin | 46 | 30 |
| Dexamethasone | 38 | 31 |
| Fluconazole | 33 | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$766 across 36 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
- 2006-04-10
- Last updated
- 2017-03-15
Frequently asked questions
- What is Robert Frazier's NPI number?
- Robert Frazier's National Provider Identifier (NPI) is 1821051947, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Frazier's specialty?
- Robert Frazier is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Frazier located?
- Robert Frazier's practice location on file with NPPES is 607 S New Ballas Rd, Saint Louis, MO 63141-8222.
- What is Robert Frazier's phone number?
- The practice phone number listed in the NPPES registry for Robert Frazier is (314) 251-6844.
- Does Robert Frazier accept Medicare?
- Robert Frazier is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Frazier's NPI active?
- Yes — Robert Frazier's NPI (1821051947) is active in the NPPES registry as of the last update on 2017-03-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.