Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Michael Louis Ernst, MD

Individual provider Urology Physician · NPI 1386039378

Michael Louis Ernst, MD is an Urology in Stony Brook, New York. Qualified in 2015, 11 years ago. Practices with Stony Brook Urology University Faculty Practice Corporation, a 37-clinician group, works from 6 locations and accepts Medicare assignment. Licensed in New York and Ohio.

Years since qualifying
11
Licensed in
NY, OH
In the registry since
2015
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

101 Nicholls Rd HSC-9 040
Stony Brook, NY 11795
Phone: (631) 444-1176
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (5)

  • 1001 Main St, Buffalo, NY 14203-1009 — (716) 852-4772
  • 818 Ellicott St, Buffalo, NY 14203-1021 — (716) 852-4772
  • 280 Union Ave, Holbrook, NY 11741-1832 — (631) 444-6270
  • 74 Commerce Ave, Riverhead, NY 11901-3105 — (631) 444-6270
  • 24 Research Way, Setauket, NY 11733-3487 — (631) 444-6270

Specialties & licences

Pediatric Urology Physician (primary) Taxonomy 2088P0231X · Licence 316666 (NY)
Urology Physician Taxonomy 208800000X · Licence 30.138575 (OH)
Urology Physician Taxonomy 208800000X · Licence 316666 (NY)
Pediatric Urology Physician Taxonomy 2088P0231X · Licence 35.138575 (OH)

Record details

NPI number1386039378
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 6, 2015
Last updated in NPPESAugust 7, 2026
Certification dateAugust 7, 2026
Mailing address101 Nicholls Rd, Hsc-9 040, Stony Brook, NY 11795

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyUROLOGY
Medical schoolOTHER
Graduated 2015 (11 years in practice)
Group practice Stony Brook Urology University Faculty Practice Corporation — 37 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Stony Brook