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

Dr. Steven Evans Guillen, MD

Individual provider Emergency Medicine Physician · NPI 1710911029

Dr. Steven Evans Guillen, MD is an Emergency Medicine in Flemington, New Jersey. Graduated from Perelman School of Med at the University of Pennsylvania in 2001, 25 years ago. Practices with Pelham Pkwy Medical of New York LLC, a 21-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in New Jersey and New York.

Years since qualifying
25
Trained at
Perelman School of Med at the University of Pennsylvania
Licensed in
NJ, NY
In the registry since
2006
Specialties on file
2
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

2100 Wescott Dr
Flemington, NJ 08822-4603
Phone: (856) 616-8100
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 766 Shrewsbury Ave Ste 300, Tinton Falls, NJ 07724-3001 — (732) 228-8346
  • 1975 Hylan Blvd Ste C, Staten Island, NY 10306-3515 — (718) 690-9591

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 25MA08050600 (NJ)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 232119 (NY)

Record details

NPI number1710911029
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 10, 2006
Last updated in NPPESApril 7, 2026
Certification dateApril 7, 2026

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolPERELMAN SCHOOL OF MED AT THE UNIVERSITY OF PENNSYLVANIA
Graduated 2001 (25 years in practice)
Group practice Pelham Pkwy Medical Of New York Llc — 21 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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