Marisa N H Guillory, MD - Medicare Pediatric Medicine in Longview, TX

Marisa N H Guillory, MD is a medicare enrolled "Pediatrics - Sleep Medicine" physician in Longview, Texas. She went to University Of Texas Southwestern Medical School At Dallas and graduated in 2006 and has 18 years of diverse experience with area of expertise as Pediatric Medicine. She is a member of the group practice Ryan M Guillory Md Pa and her current practice location is 709 Hollybrook Dr Ste 5605, Longview, Texas. You can reach out to her office (for appointments etc.) via phone at (903) 291-6300.

Marisa N H Guillory is licensed to practice in Texas (license number N9215) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1942429279.

Contact Information

Marisa N H Guillory, MD
709 Hollybrook Dr Ste 5605,
Longview, TX 75605-2416
(903) 291-6300
(903) 291-6305

Map and Direction




Physician's Profile

Full NameMarisa N H Guillory
GenderFemale
SpecialityPediatric Medicine
Experience18 Years
Location709 Hollybrook Dr Ste 5605, Longview, Texas
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Marisa N H Guillory attended and graduated from University Of Texas Southwestern Medical School At Dallas in 2006
  NPI Data:
  • NPI Number: 1942429279
  • Provider Enumeration Date: 04/25/2007
  • Last Update Date: 07/05/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 8426101676
  • Enrollment ID: I20111102000852

Medical Identifiers

Medical identifiers for Marisa N H Guillory such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1942429279NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208000000XPediatrics N9215 (Texas)Secondary
2080S0012XPediatrics - Sleep Medicine N9215 (Texas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Christus Good Shepherd Medical CenterLongview, TXHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Ryan M Guillory Md Pa12546087717

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Marisa N H Guillory allows following entities to bill medicare on her behalf.
Entity NameRyan M Guillory Md Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1184159055
PECOS PAC ID: 1254608771
Enrollment ID: O20170603000032

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Marisa N H Guillory is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Marisa N H Guillory, MD
Po Box 847176,
Dallas, TX 75284-7176

Ph: (903) 237-1800
Marisa N H Guillory, MD
709 Hollybrook Dr Ste 5605,
Longview, TX 75605-2416

Ph: (903) 291-6300

Reviews and Comments


Pediatrics Doctors in Longview, TX

Dr. Suzanne M Gomez-diaz, MD
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Phone: 903-236-8600    Fax: 903-236-8605
Dr. Telema Dikibujiri Nga, M.D
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Practice Location: Longview Regional Medical Center, 2901 North Fourth Street, Longview, TX 75605
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Dr. Karen L Roberts, MD
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Practice Location: 707 Hollybrook Dr, Longview, TX 75605
Phone: 903-757-6042    Fax: 903-232-8226
Darvy Lee Mann, MD
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Medicare: Medicare Enrolled
Practice Location: 707 Hollybrook Dr, Longview, TX 75605
Phone: 903-757-6042    Fax: 903-232-8566
Dr. Samantha Jayne Roworth-chaikin, DO
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Practice Location: 703 E Marshall Ave Ste 4002, Longview, TX 75601
Phone: 903-315-3966    Fax: 903-230-0795
Stephen Womack, MD
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Medicare: Not Enrolled in Medicare
Practice Location: 906 N 6th St, Longview, TX 75601
Phone: 903-753-2246    Fax: 903-753-4470
Dr. Carla S Hunter, MD
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Medicare: Medicare Enrolled
Practice Location: 707 Hollybrook Dr, Longview, TX 75605
Phone: 903-757-6042    Fax: 903-232-8573

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Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

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