Dr Alla Roman Koorn, MD - Medicare Anesthesiology in Stamford, CT

Dr Alla Roman Koorn, MD is a medicare enrolled "Anesthesiology" physician in Stamford, Connecticut. She graduated from medical school in 1989 and has 35 years of diverse experience with area of expertise as Anesthesiology. She is a member of the group practice Nuvance Health Medical Practice Ct Inc and her current practice location is 30 Shelburne Rd, Stamford, Connecticut. You can reach out to her office (for appointments etc.) via phone at (203) 276-7000.

Dr Alla Roman Koorn is licensed to practice in Connecticut (license number 041678) 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 1053448589.

Contact Information

Dr Alla Roman Koorn, MD
30 Shelburne Rd,
Stamford, CT 06902-3628
(203) 276-7000
Not Available

Map and Direction




Physician's Profile

Full NameDr Alla Roman Koorn
GenderFemale
SpecialityAnesthesiology
Experience35 Years
Location30 Shelburne Rd, Stamford, Connecticut
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:
  • Dr Alla Roman Koorn graduated from medical school in 1989
  NPI Data:
  • NPI Number: 1053448589
  • Provider Enumeration Date: 02/28/2007
  • Last Update Date: 07/15/2014
  Medicare PECOS Information:
  • PECOS PAC ID: 3072565381
  • Enrollment ID: I20050215000734

Medical Identifiers

Medical identifiers for Dr Alla Roman Koorn such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1053448589NPI-NPPES
001416785MedicaidCT

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207L00000XAnesthesiology 041678 (Connecticut)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Danbury HospitalDanbury, CTHospital
Norwalk HospitalNorwalk, CTHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Nuvance Health Medical Practice Ct Inc4789597691642

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 Alla Roman Koorn allows following entities to bill medicare on her behalf.
Entity NameNuvance Health Medical Practice Ct Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1407898117
PECOS PAC ID: 4789597691
Enrollment ID: O20031205000130
Entity NameStamford Anesthesiology Services Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1376608448
PECOS PAC ID: 9335191667
Enrollment ID: O20050215000851

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 Alla Roman Koorn 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 Alla Roman Koorn, MD
1055 Washington Blvd, Suite 440,
Stamford, CT 06901-2216

Ph: (203) 348-2614
Dr Alla Roman Koorn, MD
30 Shelburne Rd,
Stamford, CT 06902-3628

Ph: (203) 276-7000

Reviews and Comments


Anesthesiology Doctors in Stamford, CT

Fikry B Salib,
Anesthesiology
Medicare: Not Enrolled in Medicare
Practice Location: 144 West Ln, Stamford, CT 06905
Phone: 203-356-1386    
Dr. Ryan M Lippell, M.D.
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 4 Hospital Plz Ste 414, Stamford, CT 06902
Phone: 203-504-7308    
Dr. Ofer Menachem Wellisch, M.D.
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 29 Hospital Plz, Suite 602, Stamford, CT 06902
Phone: 203-276-2451    Fax: 203-276-2452
Dr. James William Altmann Jr., M.D.
Anesthesiology
Medicare: Not Enrolled in Medicare
Practice Location: 1055 Washington Blvd, Ste 440, Stamford, CT 06901
Phone: 203-348-2614    
Kaili Temple Dilts, M.D.
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 1055 Washington Blvd, Suite 440, Stamford, CT 06901
Phone: 203-276-7490    
Margot Reilly Denham, M.D.
Anesthesiology
Medicare: Not Enrolled in Medicare
Practice Location: 1055 Washington Blvd, #440, Stamford, CT 06901
Phone: 310-423-1682    

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.