Ronald M Castro, CRNA - Medicare Certified Registered Nurse Anesthetist (crna) in Round Rock, TX

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Ronald M Castro, CRNA is a medicare enrolled "Nurse Anesthetist, Certified Registered" in Round Rock, Texas. He graduated from nursing school in 1989 and has 37 years of diverse experience with area of expertise as Certified Registered Nurse Anesthetist (crna). He is a member of the group practice Mark Malone Md Pa and his current practice location is 2000 S Mays St Ste 201, Round Rock, Texas. You can reach out to his office (for appointments etc.) via phone at (512) 244-4272.

Ronald M Castro is licensed to practice in Texas (license number AP104232) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1821058447.

Contact Information

Ronald M Castro, CRNA
2000 S Mays St Ste 201,
Round Rock, TX 78664-7580
(512) 244-4272
Not Available

Map and Direction




Provider's Profile

Full NameRonald M Castro
GenderMale
SpecialityCertified Registered Nurse Anesthetist (crna)
Experience37 Years
Location2000 S Mays St Ste 201, Round Rock, Texas
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Ronald M Castro graduated from nursing school in 1989
  NPI Data:
  • NPI Number: 1821058447
  • Provider Enumeration Date: 03/27/2006
  • Last Update Date: 01/06/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 1557393022
  • Enrollment ID: I20050906000454

Medical Identifiers

Medical identifiers for Ronald M Castro such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1821058447NPI-NPPES
040648OtherTXCRNA CERTIFICATE
0889339-03MedicaidTX
088933905MedicaidTX

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
367500000XNurse Anesthetist, Certified Registered 580093 (Texas)Secondary
367500000XNurse Anesthetist, Certified Registered AP104232 (Texas)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mark Malone Md Pa2567369424102

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. Ronald M Castro allows following entities to bill medicare on his behalf.
Entity NameMark Malone MD PA
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1407057250
PECOS PAC ID: 2567369424
Enrollment ID: O20031217001064

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. Ronald M Castro 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
Ronald M Castro, CRNA
2000 S Mays St, Ste 201,
Round Rock, TX 78664-7580

Ph: (512) 244-4272		Ronald M Castro, CRNA
2000 S Mays St Ste 201,
Round Rock, TX 78664-7580

Ph: (512) 244-4272

Reviews and Comments


Nurse Anesthetist, Certified Registered Nurses in Round Rock, TX

Lisa D Henderson, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 302 University Blvd, Round Rock, TX 78665
Phone: 512-509-0200    
Caitlin O'connor, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 300 University Blvd, Round Rock, TX 78665
Phone: 512-509-0100    
Robert Alan Shedore, CRNA
Nurse Anesthetist - CR
Medicare: Not Enrolled in Medicare
Practice Location: 2000 S Mays St Ste 201, Round Rock, TX 78664
Phone: 512-244-4272    Fax: 512-244-2895
Melanie Maraghy, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 2000 S Mays St Ste 201, Round Rock, TX 78664
Phone: 512-244-4272    
Jana Marlene Ott, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 300 University Blvd, Round Rock, TX 78665
Phone: 512-509-0100    
Lisa R Masica, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 2000 S Mays St Ste 201, Round Rock, TX 78664
Phone: 512-244-4272    
Letitia Hedges,
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 2400 Round Rock Ave, Round Rock, TX 78681
Phone: 512-343-2292    

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).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.