DR. GAYANA GRIGORYAN ROLAND D.O.
NPI 1225464860
Emergency Medicine in Porter, TX
About Dr. Gayana Grigoryan Roland D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GAYANA GRIGORYAN ROLAND D.O. (NPI 1225464860) is an individual emergency medicine provider in Porter, Texas, licensed in New Jersey (25MB10012400) and active in the NPI registry since September 2013. She is enrolled in Medicare PECOS, is affiliated with Huntsville Memorial Hospital, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
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
Dr. Gayana Grigoryan Roland D.o. 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 Gayana Grigoryan Roland reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Porter, TX 77365
- Reassigned Medicare billing, Texas enrollment
- 3 clinicians in this Medicare group
Houston, TX 77024
- Reassigned Medicare billing, Texas enrollment
- 408 clinicians in this Medicare group
Lufkin, TX 75904
- Reassigned Medicare billing, Texas enrollment
- 89 clinicians in this Medicare group
Allen, TX 75013
- Reassigned Medicare billing, Texas enrollment
- 128 clinicians in this Medicare group
Gainesville, TX 76240
- Reassigned Medicare billing, Texas enrollment
- 1,193 clinicians in this Medicare group
Lubbock, TX 79401
- Reassigned Medicare billing, Texas enrollment
- 1,439 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Huntsville Memorial Hospital
Acute Care Hospitals · Huntsville, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 77365 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Gayana Grigoryan Roland's NPI number?
The NPI number for Gayana Grigoryan Roland is 1225464860. It was assigned to this individual provider in the NPPES registry on September 15, 2013.
Where is Gayana Grigoryan Roland located?
Gayana Grigoryan Roland practices at 21898 Fm 1314 Rd # B, Porter, TX 77365. The listed phone number is (281) 354-2417.
What is Gayana Grigoryan Roland's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Gayana Grigoryan Roland enrolled in Medicare?
Yes. Gayana Grigoryan Roland 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 Gayana Grigoryan Roland's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gayana Grigoryan Roland reassigns Medicare benefits to 6 organizations: Diverse Community Healthcare PLLC (Porter, TX), Memorial Hermann Hospital Based Physician Group (Houston, TX), Angelina Emergency Medicine Associates PA (Lufkin, TX), Elite Hospital Partners, PLLC (Allen, TX), Acs Primary Care Physicians Southwest, PA (Gainesville, 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 Gayana Grigoryan Roland's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Gayana Grigoryan Roland 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 Gayana Grigoryan Roland 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 Gayana Grigoryan Roland affiliated with any hospitals?
According to CMS data, Gayana Grigoryan Roland is affiliated with Huntsville Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Gayana Grigoryan Roland was last updated on March 5, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Dr. Gayana Grigoryan Roland, D.O. · NPI 1225464860
Emergency Medicine physician in Porter, Texas. Individual provider, active in the CMS NPPES registry since September 15, 2013.
## Identity
- **NPI:** 1225464860 (Entity type: Individual)
- **Enumerated:** September 15, 2013
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 25MB10012400 (New Jersey)
- **Sole proprietor:** No
## Practice location
- **Address:** 21898 FM 1314 RD # B, Porter, TX 77365-7061
- **Phone:** (281) 354-2417
## 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): Diverse Community Healthcare PLLC (NPI 1295291367, Porter, TX); Memorial Hermann Hospital Based Physician Group (NPI 1295363497, Houston, TX); Angelina Emergency Medicine Associates PA (NPI 1518397298, Lufkin, TX); Elite Hospital Partners, PLLC (NPI 1609625995, Allen, TX); Acs Primary Care Physicians Southwest, PA (NPI 1538101019, Gainesville, TX); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2013
## Record status
- **NPPES last updated:** March 5, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1225464860) · Data from the CMS NPPES public registry.