Marianne Cusick, MD, MSPH
NPI 1033323878 · Colon & Rectal Surgery Physician · Houston, TX
Enrolled with Medicare as Practitioner - Colorectal Surgery (proctology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marianne Cusick, MD, MSPH is a Colon & Rectal Surgery Physician provider in Houston, TX (NPI 1033323878).
Provider details
- NPI number
- 1033323878
- Entity type
- Individual
- Primary specialty
- Colon & Rectal Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, MSPH
- Sex
- Female
- Sole proprietor
- No
- License
- Q0622 (TX)
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
19 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
517 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 173 | $91 |
| Diagnostic Exam of Anus Using an Endoscope46600 | 147 | $117 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 62 | $110 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 36 | $129 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 32 | $57 |
| Biopsy of Large Bowel Using a Flexible Endoscope |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 105 | 102 |
| Linaclotidebrand: Linzess | 36 | 13 |
| Metronidazole | 32 | 28 |
| Lidocaine | 25 | 14 |
| Neomycin Sulfate | 23 | 22 |
| Diphenoxylate Hcl/Atropinebrand: Diphenoxylate-Atropine | 22 | — |
| Hydrocortisone | 21 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$8,761 across 22 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
- 2007-05-10
- Last updated
- 2023-10-05
- Certified
- 2023-10-05
Frequently asked questions
- What is Marianne Cusick's NPI number?
- Marianne Cusick's National Provider Identifier (NPI) is 1033323878, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marianne Cusick's specialty?
- Marianne Cusick is listed in the NPPES registry with a primary specialty of Colon & Rectal Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Marianne Cusick located?
- Marianne Cusick's practice location on file with NPPES is 6550 Fannin St, Houston, TX 77030-2717.
- What is Marianne Cusick's phone number?
- The practice phone number listed in the NPPES registry for Marianne Cusick is (713) 486-4600.
- Does Marianne Cusick accept Medicare?
- Marianne Cusick is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marianne Cusick's NPI active?
- Yes — Marianne Cusick's NPI (1033323878) is active in the NPPES registry as of the last update on 2023-10-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.