Maryann Osayande
NPI 1982058830 · Gastroenterology Physician · Sugar Land, TX
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maryann Osayande is a Gastroenterology Physician provider in Sugar Land, TX (NPI 1982058830).
Provider details
- NPI number
- 1982058830
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
540 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 165 | $121 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 115 | $86 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 75 | $159 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 50 | $163 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 41 | $91 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 263 | 114 |
| Omeprazole | 93 | 40 |
| Famotidine | 65 | 32 |
| Dicyclomine Hcl | 46 | 27 |
| Sod Picosulf/Mag Ox/Citric Acbrand: Clenpiq | 45 | 43 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 43 | 42 |
| Colesevelam Hcl | 39 | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,441 across 110 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
- 2016-04-18
- Last updated
- 2022-08-03
- Certified
- 2022-08-03
Frequently asked questions
- What is Maryann Osayande's NPI number?
- Maryann Osayande's National Provider Identifier (NPI) is 1982058830, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maryann Osayande's specialty?
- Maryann Osayande is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Maryann Osayande located?
- Maryann Osayande's practice location on file with NPPES is 1111 Highway 6 Ste 105, Sugar Land, TX 77478-4900.
- What is Maryann Osayande's phone number?
- The practice phone number listed in the NPPES registry for Maryann Osayande is (281) 491-9779.
- Does Maryann Osayande accept Medicare?
- Maryann Osayande is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maryann Osayande's NPI active?
- Yes — Maryann Osayande's NPI (1982058830) is active in the NPPES registry as of the last update on 2022-08-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.