Dr Zachary Robert Drennan, DO - Medicare Psychiatry & Neurology in Temple, TX

Dr Zachary Robert Drennan, DO is a medicare enrolled "Psychiatry & Neurology - Psychiatry" physician in Temple, Texas. His current practice location is 2401 S 31st St, Temple, Texas. You can reach out to his office (for appointments etc.) via phone at (254) 724-2111.

Dr Zachary Robert Drennan is licensed to practice in Texas (license number R8883) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1841728011.

Contact Information

Dr Zachary Robert Drennan, DO
2401 S 31st St,
Temple, TX 76508
(254) 724-2111
Not Available

Map and Direction




Physician's Profile

Full NameDr Zachary Robert Drennan
GenderMale
SpecialityPsychiatry & Neurology - Psychiatry
Location2401 S 31st St, Temple, Texas
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1841728011
  • Provider Enumeration Date: 05/31/2017
  • Last Update Date: 08/11/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 8325317076
  • Enrollment ID: I20190123000520

Medical Identifiers

Medical identifiers for Dr Zachary Robert Drennan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1841728011NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0800XPsychiatry & Neurology - Psychiatry 12326186-1204 (Utah)Secondary
2084P0800XPsychiatry & Neurology - Psychiatry R8883 (Texas)Primary

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. Dr Zachary Robert Drennan allows following entities to bill medicare on his behalf.
Entity NameCedar Crest Clinic
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1710936380
PECOS PAC ID: 9537063409
Enrollment ID: O20031121000632
Entity NameBexar County Board Of Trustees For Mental Health Mental Retardation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1730134586
PECOS PAC ID: 5496652760
Enrollment ID: O20031215000906
Entity NameTexana Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1912954058
PECOS PAC ID: 7618963265
Enrollment ID: O20040421000535
Entity NameBluebonnet Trails Community Mhmr Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1730135864
PECOS PAC ID: 5799775409
Enrollment ID: O20040514000751
Entity NameAndrews Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1821064742
PECOS PAC ID: 9739170770
Enrollment ID: O20040519001179
Entity NameBurke Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1396792420
PECOS PAC ID: 1254312077
Enrollment ID: O20040527000661
Entity NameCamino Real Community Mhmr Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1154411262
PECOS PAC ID: 9931183449
Enrollment ID: O20040614001095
Entity NameCollin County Mental Health Mental Retardation Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1871576835
PECOS PAC ID: 9234117342
Enrollment ID: O20040713001254
Entity NameTri-county Behavioral Healthcare
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1851333074
PECOS PAC ID: 5991754772
Enrollment ID: O20050119000528

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. Dr Zachary Robert Drennan 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
Dr Zachary Robert Drennan, DO
2401 S 31st St,
Temple, TX 76508-0001

Ph: (254) 724-2111
Dr Zachary Robert Drennan, DO
2401 S 31st St,
Temple, TX 76508

Ph: (254) 724-2111

Reviews and Comments


Psychiatry & Neurology Doctors in Temple, TX

Kristina Pham, DO
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 2401 S 31st St # Ms 22117d, Temple, TX 76508
Phone: 254-724-2585    
Deven Larisch,
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 2401 S 31st St, Temple, TX 76508
Phone: 254-724-2111    
Dr. Solomon Seffia Williams, M.D.
Psychiatry & Neurology
Medicare: Medicare Enrolled
Practice Location: 1901 S 1st St, Ctvhcs 116a, Temple, TX 76504
Phone: 254-743-2867    
Seyed Pouyan Jalali, M.D
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 2401 S 31st St, Temple, TX 76508
Phone: 254-724-2111    
Dr. Arash Shadman, M.D.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 2401 S 31st St, Temple, TX 76508
Phone: 254-724-2111    
George B Creel, MD
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 2401 S 31st St, Temple, TX 76508
Phone: 254-724-2111    
Dr. Helen A. Zaphiris, M.D.
Psychiatry & Neurology
Medicare: Not Enrolled in Medicare
Practice Location: 2401 S 31st St, Temple, TX 76508
Phone: 254-724-2111    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

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.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

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