Iwona Dziewa, DO is a medicare enrolled "Allergy & Immunology" physician in Jefferson Valley, New York. She graduated from medical school in 2015 and has 9 years of diverse experience with area of expertise as Allergy/immunology. She is a member of the group practice Optum Medical Care Pc and her current practice location is
3680 Hill Blvd, Jefferson Valley, New York. You can reach out to her office (for appointments etc.) via phone at
(914) 245-7700.
Iwona Dziewa is licensed to practice in New York (license number 309855) 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 1083091789.
Physician's Profile
| Full Name | Iwona Dziewa |
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| Gender | Female |
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| Speciality | Allergy/immunology |
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| Experience | 9 Years |
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| Location | 3680 Hill Blvd, Jefferson Valley, New York |
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| Accepts Medicare Assignments | Yes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance. |
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Medical Education and Training:
- Iwona Dziewa graduated from medical school in 2015
NPI Data:
- NPI Number: 1083091789
- Provider Enumeration Date: 05/01/2015
- Last Update Date: 06/28/2023
Medicare PECOS Information:
- PECOS PAC ID: 9830442532
- Enrollment ID: I20221220001755
Medical Identifiers
Medical identifiers for Iwona Dziewa such as npi, medicare ID, medicare PIN, medicaid, etc.
| Identifier | Type | State | Issuer |
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| 1083091789 | NPI | - | NPPES |
Medical Taxonomies and Licenses
| Taxonomy | Type | License (State) | Status |
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| 207K00000X | Allergy & Immunology | OS021208 (Pennsylvania) | Secondary |
| 207K00000X | Allergy & Immunology | 309855 (New York) | Primary |
Group Practice Association
| Group Practice Name | Group PECOS PAC ID | No. of Members |
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| Optum Medical Care Pc | 9931013240 | 961 |
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. Iwona Dziewa allows following entities to bill medicare on her behalf.
| Entity Name | Optum Medical Care Pc |
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| Entity Type | Part B Supplier - Clinic/group Practice |
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| Entity Identifiers | NPI Number: 1982643003
PECOS PAC ID: 9931013240
Enrollment ID: O20031119000321 |
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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. Iwona Dziewa 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 Address | Practice Location Address |
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Iwona Dziewa, DO
6026 80th Ave Apt 1,
Glendale, NY 11385-6048
Ph: (347) 612-6018 | Iwona Dziewa, DO
3680 Hill Blvd,
Jefferson Valley, NY 10535-1500
Ph: (914) 245-7700 |
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