Cassandra Castma, - Medicare Certified Registered Nurse Anesthetist (crna) in Pharr, TX

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Cassandra Castma, is a medicare enrolled "Nurse Anesthetist, Certified Registered" in Pharr, Texas. She graduated from nursing school in 2024 and has 2 years of diverse experience with area of expertise as Certified Registered Nurse Anesthetist (crna). She is a member of the group practice New York Cardiovascular Anesthesiologists, P.c., Montefiore Medical Center, Upstate Anesthesia Services, P.c., U Of R Anesthesiology Group and her current practice location is 1105 W Kennedy St Apt 1, Pharr, Texas. You can reach out to her office (for appointments etc.) via phone at (516) 304-8332.

Cassandra Castma is licensed to practice in New York (license number 718280) and she also participates in the medicare program. She may accept medicare assignments (which means she may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance) and her NPI Number is 1437950474.

Contact Information

Cassandra Castma,
1105 W Kennedy St Apt 1,
Pharr, TX 78577-1403
(516) 304-8332
Not Available

Map and Direction




Provider's Profile

Full NameCassandra Castma
GenderFemale
SpecialityCertified Registered Nurse Anesthetist (crna)
Experience2 Years
Location1105 W Kennedy St Apt 1, Pharr, Texas
Accepts Medicare AssignmentsMay be. She may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Cassandra Castma graduated from nursing school in 2024
  NPI Data:
  • NPI Number: 1437950474
  • Provider Enumeration Date: 03/24/2025
  • Last Update Date: 03/24/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 0244740983
  • Enrollment ID: I20250611000979

Medical Identifiers

Medical identifiers for Cassandra Castma such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1437950474NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
367500000XNurse Anesthetist, Certified Registered 718280 (New York)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Montefiore Medical CenterBronx, NYHospital
Strong Memorial HospitalRochester, NYHospital
St Francis Hospital, RoslynRoslyn, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
New York Cardiovascular Anesthesiologists, P.c.5799676623135
Montefiore Medical Center37794960212809
Upstate Anesthesia Services, P.c.084038385747
U Of R Anesthesiology Group3476451105340

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. Cassandra Castma allows following entities to bill medicare on her behalf.
Entity NameMontefiore Medical Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1063525152
PECOS PAC ID: 3779496021
Enrollment ID: O20031113000235
Entity NameU of R Anesthesiology Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1609806488
PECOS PAC ID: 3476451105
Enrollment ID: O20031219000433
Entity NameNew York Cardiovascular Anesthesiologists, P.C.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1801834411
PECOS PAC ID: 5799676623
Enrollment ID: O20040322000941
Entity NameUpstate Anesthesia Services, P.C.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1629272141
PECOS PAC ID: 0840383857
Enrollment ID: O20070907000237
Entity NameNorth Shore - Lij Anesthesiology, PC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1417401266
PECOS PAC ID: 1153602453
Enrollment ID: O20161228001498
Entity NameSedation Vacation Perioperative Medicine PLLC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1891235404
PECOS PAC ID: 1759658594
Enrollment ID: O20170525001955

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. Cassandra Castma 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
Cassandra Castma,
3904 Lonas Dr,
Knoxville, TN 37909-3323

Ph: (865) 251-1800		Cassandra Castma,
1105 W Kennedy St Apt 1,
Pharr, TX 78577-1403

Ph: (516) 304-8332

Reviews and Comments


Nurse Anesthetist, Certified Registered Nurses in Pharr, TX

Raymond H Hon, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 2304 N Carnation Ln, Pharr, TX 78577
Phone: 909-559-2132    

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.