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MARYANN OSAYANDE
NPI 1982058830
Internal Medicine - Gastroenterology in Sugar Land, TX

Active since April 18, 2016PECOS EnrolledAccepts Medicare Assignment
79.87/100
CMS Quality Rating
1111 HIGHWAY 6 STE 105, SUGAR LAND, TX 77478(281) 491-9779(281) 491-3551 Get Directions Write a Review

NPPES record last updated: August 3, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Maryann Osayande NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARYANN OSAYANDE (NPI 1982058830) is an individual gastroenterology provider in Sugar Land, Texas, licensed in Texas (S8224) and active in the NPI registry since April 2016. She is enrolled in Medicare PECOS, is affiliated with Houston Methodist Sugarland Hospital, and is a graduate of University Of Texas Medical Branch At Galveston (2016).

NPPES Registry Identity

NPI1982058830
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameMARYANN OSAYANDE
Location Address1111 HIGHWAY 6 STE 105Sugar Land, TX 77478-4900
Mailing Address1111 Highway 6 Ste 105Sugar Land, TX 77478-4900 · (281) 491-9779 · Fax (281) 491-3551
Phone(281) 491-9779
Fax(281) 491-3551
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical Branch At GalvestonGraduated 2016
Enumeration DateApril 18, 2016
Last NPPES UpdateAugust 3, 2022
NPPES CertifiedAugust 3, 2022
✔ NPI 1982058830 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in TX · S8224
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
1111 HIGHWAY 6 STE 105, Sugar Land, TX 77478
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Maryann Osayande is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7719270651
PECOS Enrollment IDI20220815000062
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Maryann Osayande reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Texas Digestive Disease Consultants, PLLC
14 mi
Gastroenterology
4100 S SHEPHERD DR
Houston, TX 77098
  • Reassigned Medicare billing, Texas enrollment
  • 575 clinicians in this Medicare group
NPI 1013429968 (832) 255-5681

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 10

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
165 services123 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
115 services85 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
75 services75 patients
Biopsy of large bowel using a flexible endoscope 45380
A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
50 services49 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
41 services41 patients
Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385
This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
28 services27 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Houston Methodist Sugarland Hospital

Acute Care Hospitals · Sugar Land, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450820
Location16655 Southwest FreewaySugar Land, TX 77479 · Fort Bend County
Emergency services Birthing friendly

Sugar Land Surgical Hospital LLP

Acute Care Hospitals · Sugar Land, TX
OwnershipPhysician
CMS Certification Number450860
Location16906 Southwest FreewaySugar Land, TX 77479 · Fort Bend County
Emergency services

St Luke's Sugar Land Hospital

Acute Care Hospitals · Sugar Land, TX
3/5 CMS rating
OwnershipProprietary
CMS Certification Number670053
Location1317 Lake Pointe ParkwaySugar Land, TX 77478 · Fort Bend County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77478 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$126.40 typical visit price
range $54.84 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

79.87/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality68.55
Promoting Interoperability100
Improvement Activities40
Cost64.36

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. USMAN ANSARI DO
Internal Medicine (Gastroenterology)
1111 HIGHWAY 6 STE 105
SUGAR LAND, TX 77478
Fort Bend County (281) 491-9779
FREDERICK PENG
Internal Medicine (Gastroenterology)
1111 HIGHWAY 6 STE 105
SUGAR LAND, TX 77478
Fort Bend County (281) 491-9779

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Maryann Osayande's NPI number?

The NPI number for Maryann Osayande is 1982058830. It was assigned to this individual provider in the NPPES registry on April 18, 2016.

Where is Maryann Osayande located?

Maryann Osayande practices at 1111 Highway 6 Ste 105, Sugar Land, TX 77478. The listed phone number is (281) 491-9779.

What is Maryann Osayande's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Maryann Osayande enrolled in Medicare?

Yes. Maryann Osayande is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Maryann Osayande's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Maryann Osayande reassigns Medicare benefits to Texas Digestive Disease Consultants, PLLC (Houston, TX). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Maryann Osayande's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Maryann Osayande accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 3 other insurers list Maryann Osayande as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Maryann Osayande affiliated with any hospitals?

According to CMS data, Maryann Osayande is affiliated with Houston Methodist Sugarland Hospital, Sugar Land Surgical Hospital LLP and St Luke's Sugar Land Hospital.

When was this NPI record last updated?

The NPPES record for Maryann Osayande was last updated on August 3, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.