STANLEY P SY M.D.
NPI 1740231893
Internal Medicine - Pulmonary Disease in Brownsville, TX
About Stanley P Sy M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STANLEY P SY M.D. (NPI 1740231893) is an individual pulmonary disease provider in Brownsville, Texas, licensed in Texas (M0587) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Valley Baptist Medical Center- Brownsville, and is a graduate of Other (1996).
NPPES Registry Identity
Specialties & Licenses 3
Other Identifiers 4
Accepted 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
Stanley P Sy M.d. 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.
Medicare Billing Reassignments
6Medicare enrollment records show Stanley Sy reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Brownsville, TX 78520
- Reassigned Medicare billing, Texas enrollment
- 10 clinicians in this Medicare group
Brownsville, TX 78520
- Reassigned Medicare billing, Texas enrollment
- 3 clinicians in this Medicare group
Brownsville, TX 78521
- Reassigned Medicare billing, Texas enrollment
- 22 clinicians in this Medicare group
Harlingen, TX 78550
- Reassigned Medicare billing, Texas enrollment
- 19 clinicians in this Medicare group
Mission, TX 78572
- Reassigned Medicare billing, Texas enrollment
- 5 clinicians in this Medicare group
San Antonio, TX 78258
- Reassigned Medicare billing, Texas enrollment
- 964 clinicians in this Medicare group
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 4
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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Valley Baptist Medical Center- Brownsville
Acute Care Hospitals · Brownsville, TXVhs Harlingen Hospital Company LLC
Acute Care Hospitals · Harlingen, TXHarlingen Medical Center
Acute Care Hospitals · Harlingen, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78520 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 4
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 15
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BROWNSVILLE, TX 78520
BROWNSVILLE, TX 78520
BROWNSVILLE, TX 78520
BROWNSVILLE, TX 78520
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 Stanley Sy's NPI number?
The NPI number for Stanley Sy is 1740231893. It was assigned to this individual provider in the NPPES registry on May 13, 2006.
Where is Stanley Sy located?
Stanley Sy practices at 844 Central Blvd Suite 420, Brownsville, TX 78520. The listed phone number is (956) 542-9900.
What is Stanley Sy's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.
Is Stanley Sy enrolled in Medicare?
Yes. Stanley Sy 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 organizations bill Medicare for Stanley Sy's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stanley Sy reassigns Medicare benefits to 6 organizations: Brownsville Pulmonary Center, P.A. (Brownsville, TX), Stanley Sy MD PA (Brownsville, TX), Valley Med Urgent Care PLLC (Brownsville, TX), Benchmark Inpatient Services PLLC (Harlingen, TX), Silvia Castillo Sy Mdpa (Mission, TX) and 1 more organization, listed in the Medicare section above. Each 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 Stanley Sy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Stanley Sy 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 5 other insurers list Stanley Sy 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 Stanley Sy affiliated with any hospitals?
According to CMS data, Stanley Sy is affiliated with Valley Baptist Medical Center- Brownsville, Vhs Harlingen Hospital Company LLC and Harlingen Medical Center.
When was this NPI record last updated?
The NPPES record for Stanley Sy was last updated on July 29, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Stanley P Sy, M.D. · NPI 1740231893
Pulmonary Disease physician in Brownsville, Texas. Individual provider, active in the CMS NPPES registry since May 13, 2006.
## Identity
- **NPI:** 1740231893 (Entity type: Individual)
- **Enumerated:** May 13, 2006
- **Primary specialty:** Internal Medicine - Pulmonary Disease · taxonomy 207RP1001X
- **State license:** M0587 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 844 CENTRAL BLVD, SUITE 420, Brownsville, TX 78520-7552
- **Phone:** (956) 542-9900 · **Fax:** (956) 574-0003
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 6 organizations under Medicare reassignment (form CMS-855R): Brownsville Pulmonary Center, P.A. (NPI 1083664759, Brownsville, TX); Stanley Sy MD PA (NPI 1740770148, Brownsville, TX); Valley Med Urgent Care PLLC (NPI 1518404631, Brownsville, TX); Benchmark Inpatient Services PLLC (NPI 1285111021, Harlingen, TX); Silvia Castillo Sy Mdpa (NPI 1962631143, Mission, TX); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1996
## Record status
- **NPPES last updated:** July 29, 2020
- **Other identifiers:** Other 177739305 (TX); Other 8V3450 (TX); Medicaid 177739304 (TX); and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1740231893) · Data from the CMS NPPES public registry.