GREGORY S. KRIVONYAK M.D. – NPI #1770772725
Preventive Medicine
A preventive medicine physician who specializes in preventive medicine/occupational-environmental medicine, which is focused on protecting the population from occupational and environmental conditions.
GREGORY KRIVONYAK is a physician located in CHESTERFIELD, MO. NPPES has assigned the NPI number 1770772725 to GREGORY KRIVONYAK on October 16, 2007. It is a Type-1 NPI, indicating this NPI number is associated with an individual. The primary taxonomy selected by this provider is 2083P0500X from the Health Care Provider Taxonomy code set, which is classified as Preventive Medicine, specializing in Preventive Medicine/Occupational Environmental Medicine
The NPI profile was last updated on Jun 18, 2025. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for GREGORY KRIVONYAK below.
NPI Profile for
GREGORY S. KRIVONYAK
(more than 18 years ago)
CHESTERFIELD, MO 63005-1271 Phone: (954) 399-4673 Fax: (352) 323-2261
1 Other location(s):
Downers Grove, IL 60515-1164
Phone: (954) 399-4673
MIRAMAR, FL 33027-6314 Phone: (954) 399-4673 Fax: (352) 323-5039
Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.
Identifiers for GREGORY KRIVONYAK
Identifiers are used to associate other provider identifiers such as Medicaid or other insurers (ie:, Blue Cross, Blue Shield, Aetna, Kaiser-Permanente, etc.), with their NPI number. These identifiers can be used in matching an NPI number to an insurer's records. However, not all providers have such numbers and not all providers choose to include them in their NPI information.
| Description | Issuer | State | Identifier |
|---|---|---|---|
| other | MEDICAL LICENSE | FL | ME101915 |
A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.
| Taxonomy Classification / Specialization | State | License |
|---|---|---|
| 2083P0500X - Preventive Medicine / Preventive Medicine/Occupational Environmental Medicine (Primary) |
IL | 036163835 |
The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.
Additional Information
- Refer to Part B
- Order Durable Medical Equipment
- Refer to Home Health Agency
- Order Power Mobility Devices
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