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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

SYLWESTER GREGA
NPI 1922924190
Nurse Practitioner in Royal Oak, MI

Active since June 24, 2026
110 E 2ND ST, ROYAL OAK, MI 48067(248) 546-2110 Get Directions Write a Review

NPPES record added: June 24, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Sylwester Grega NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SYLWESTER GREGA (NPI 1922924190) is an individual nurse practitioner in Royal Oak, Michigan, licensed in Michigan (AG06260090) and active in the NPI registry since June 2026.

NPPES Registry Identity

NPI1922924190
Entity TypeIndividualMale
Primary Taxonomy363L00000X
Provider Legal NameSYLWESTER GREGA
Location Address110 E 2ND STRoyal Oak, MI 48067-2694
Mailing Address110 E 2nd StRoyal Oak, MI 48067-2694
Phone(248) 546-2110
Sole ProprietorNo
Enumeration DateJune 24, 2026
NPPES CertifiedJune 24, 2026
✔ NPI 1922924190 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in MI · AG06260090
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
110 E 2ND ST, Royal Oak, MI 48067
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Other Providers at the Same Location NPPES 18

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

HENRY FORD HEALTH SYSTEM
Pharmacy (Community/Retail Pharmacy)
110 E 2ND ST
ROYAL OAK, MI 48067
Oakland County (248) 397-1344
MS. ANDREA JORDAN ALTOMARO CNM
Advanced Practice Midwife
110 E 2ND ST
ROYAL OAK, MI 48067
Oakland County (248) 546-2110
AMANDA LYNNAE WILLIAMS M.D.
Family Medicine
110 E 2ND ST
ROYAL OAK, MI 48067
Oakland County (248) 546-2110
DR. MARISA ELIAS M.D.
Pediatrics
110 E 2ND ST
ROYAL OAK, MI 48067
Oakland County (248) 546-2110
DR. DARION TWITTY MD
Family Medicine
110 E 2ND ST
ROYAL OAK, MI 48067
Oakland County (800) 653-6568
VIBHANGINI SANJAY WASADE M.D.
Psychiatry & Neurology (Neurology)
110 E 2ND ST
ROYAL OAK, MI 48067
Oakland County (248) 549-2110
PATRICK R BRENNAN PT, DPT
Physical Therapist
110 E 2ND ST
ROYAL OAK, MI 48067
Oakland County (248) 546-2110
HENRY FORD HEALTH SYSTEM
Surgery
110 E 2ND ST
ROYAL OAK, MI 48067
Oakland County (248) 546-2110

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Sylwester Grega's NPI number?

The NPI number for Sylwester Grega is 1922924190. It was assigned to this individual provider in the NPPES registry on June 24, 2026.

Where is Sylwester Grega located?

Sylwester Grega practices at 110 E 2nd St, Royal Oak, MI 48067. The listed phone number is (248) 546-2110.

What is Sylwester Grega's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

When was this NPI record last updated?

The NPPES record for Sylwester Grega was last updated on June 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 45 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.