Nelson Atembe Tajong, MD
Gastroenterology · Internal Medicine (CMS) · Conroe, TX
At a glance
690S Loop 336 W, Conroe, TX 77304-3322
Published activity: Colonoscopy · Upper gastrointestinal (GI) endoscopy for acid reflux. View counts and coverage
NPPES record updated Sep 3, 2025. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
690S Loop 336 W Ste 215Conroe, TX 77304-3322
Additional reported practice locations
18354 Interstate 45 S Ste 200Shenandoah, TX 773844993
Phone: 9368283962 · Ext. 90028
Fax: 9368283967
Education & affiliations
- Medical / professional school
- Temple University School Of Medicine
- Graduation year
- 2000
- CMS specialties
- Gastroenterology · Internal Medicine
Reported hospital affiliations
- Hca Houston Healthcare Conroe Conroe, TX
- Huntsville Memorial Hospital Huntsville, TX
- Memorial Hermann Hospital System Houston, TX
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
| Procedure category | Published Medicare activity |
|---|---|
| Colonoscopy | 147 |
| Upper gastrointestinal (GI) endoscopy for acid reflux | 193 |
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Food and beverage | $418.65 |
Reporting companies
| Company | Amount |
|---|---|
| ABBVIE INC. | $141.03 |
| TAKEDA PHARMACEUTICALS U.S.A., INC. | $77.22 |
| IPSEN BIOPHARMACEUTICALS, INC | $30.77 |
| JANSSEN BIOTECH, INC. | $29.45 |
| VIBRANT GASTRO, INC. | $26.30 |
| GENZYME CORPORATION | $23.46 |
| KERECIS LIMITED | $20.60 |
| ARDELYX, INC. | $19.82 |
| Other reporting companies | $50.00 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Gastroenterology · Internal Medicine (CMS)
- Taxonomy code
- 207RG0100X
- Enumeration date
- May 20, 2006
- Record updated
- Sep 3, 2025
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD
Reported taxonomies and licenses
207RG0100X · Primary
License reported: M3761 TX
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
690S Loop 336 WSte 215
Conroe, TX 77304-3322
- Phone
- (936) 828-3962
- Fax
- (936) 828-3967
Mailing address
690S LOOP 336 W 215CONROE, TX 773043322
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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