DR. MATTHEW CARROLL PARKER M.D.
NPI 1699901033
Family Medicine in Nacogdoches, TX
About Dr. Matthew Carroll Parker M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MATTHEW CARROLL PARKER M.D. (NPI 1699901033) is an individual family medicine provider in Nacogdoches, Texas, licensed in Texas (P4093) and active in the NPI registry since May 2009. He is enrolled in Medicare PECOS and is a graduate of Other (2009).
NPPES Registry Identity
Specialties & Licenses
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. Matthew Carroll Parker 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
4Medicare enrollment records show Matthew Parker reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Humble, TX 77338
- Reassigned Medicare billing, Texas enrollment
- 2,009 clinicians in this Medicare group
Cedar Park, TX 78613
- Reassigned Medicare billing, Texas enrollment
- 828 clinicians in this Medicare group
Austin, TX 78735
- Reassigned Medicare billing, Texas enrollment
- 241 clinicians in this Medicare group
Gunnison, CO 81230
- Reassigned Medicare billing, Colorado enrollment
- 438 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 6
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 75965 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims 3
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 19
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NACOGDOCHES, TX 75965
NACOGDOCHES, TX 75965
NACOGDOCHES, TX 75965
NACOGDOCHES, TX 75965
NACOGDOCHES, TX 75965
NACOGDOCHES, TX 75965
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 Matthew Parker's NPI number?
The NPI number for Matthew Parker is 1699901033. It was assigned to this individual provider in the NPPES registry on May 29, 2009.
Where is Matthew Parker located?
Matthew Parker practices at 4800 NE Stallings Dr Suite 111, Nacogdoches, TX 75965. The listed phone number is (936) 564-7383.
What is Matthew Parker's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Matthew Parker enrolled in Medicare?
Yes. Matthew Parker 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 Matthew Parker's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Parker reassigns Medicare benefits to 4 organizations: Hospitalist Medicine Physicians Of Texas, PLLC (Humble, TX), Usacs Integrated Acute Care Services Of Texas, PLLC (Cedar Park, TX), Hni Medical Services (Austin, TX) and Intermountain Medical Group Grand Junction, LLC (Gunnison, CO). 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 Matthew Parker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Matthew Parker accept?
Health plans from Blue Cross and Blue Shield of Texas list Matthew Parker 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.
When was this NPI record last updated?
The NPPES record for Matthew Parker was last updated on August 15, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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. Matthew Carroll Parker, M.D. · NPI 1699901033
Family Medicine physician in Nacogdoches, Texas. Individual provider, active in the CMS NPPES registry since May 29, 2009.
## Identity
- **NPI:** 1699901033 (Entity type: Individual)
- **Enumerated:** May 29, 2009
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** P4093 (Texas)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 4800 NE STALLINGS DR, SUITE 111, Nacogdoches, TX 75965-1249
- **Phone:** (936) 564-7383 · **Fax:** (936) 569-0549
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Hospitalist Medicine Physicians Of Texas, PLLC (NPI 1629307095, Humble, TX); Usacs Integrated Acute Care Services Of Texas, PLLC (NPI 1801300322, Cedar Park, TX); Hni Medical Services (NPI 1366735169, Austin, TX); Intermountain Medical Group Grand Junction, LLC (NPI 1710591508, Gunnison, CO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2009
## Record status
- **NPPES last updated:** August 15, 2012
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Source: [NPI Profile](https://npiprofile.com/npi/1699901033) · Data from the CMS NPPES public registry.