Marshall Stagg, MD
NPI 1841281573 · Hematology & Oncology Physician · Baton Rouge, LA
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marshall Stagg, MD is a Hematology & Oncology Physician provider in Baton Rouge, LA (NPI 1841281573).
Provider details
- NPI number
- 1841281573
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 019154 (LA)
Specialties & taxonomies
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
508 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 234 | $15 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 173 | $91 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 58 | $61 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 43 | $135 |
Typical Medicare-allowed amounts for these services range $15–$135 (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 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 97 | 25 |
| Oxycodone Hcl | 55 | 18 |
| Lenalidomidebrand: Revlimid | 39 | — |
| Ondansetron Hcl | 34 | 18 |
| Dexamethasone | 34 | 13 |
| Gabapentin | 29 | — |
| Anastrozole | 27 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$4,856 across 154 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
Additional practice locations (1)
- 5439 Airline HwyBaton Rouge, LA 70805-1712Phone: (225) 358-2313Fax: (225) 358-2322
Registry dates
- Enumerated
- 2005-11-02
- Last updated
- 2022-04-07
- Certified
- 2022-04-07
Frequently asked questions
- What is Marshall Stagg's NPI number?
- Marshall Stagg's National Provider Identifier (NPI) is 1841281573, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marshall Stagg's specialty?
- Marshall Stagg is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Marshall Stagg located?
- Marshall Stagg's practice location on file with NPPES is 8585 Picardy Ave, Baton Rouge, LA 70809-3748.
- What is Marshall Stagg's phone number?
- The practice phone number listed in the NPPES registry for Marshall Stagg is (225) 341-8311.
- Does Marshall Stagg accept Medicare?
- Marshall Stagg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marshall Stagg's NPI active?
- Yes — Marshall Stagg's NPI (1841281573) is active in the NPPES registry as of the last update on 2022-04-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.