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

Melissa Gail Williams, CRNP

Individual provider Family Nurse Practitioner · NPI 1578953865

Melissa Gail Williams, CRNP is a Nurse Practitioner in Philadelphia, Pennsylvania. Qualified in 2014, 12 years ago. Practices with Public Health Management Corporation, a 31-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
12
Licensed in
PA
In the registry since
2015
What do these letters mean?
CRNP — Certified Registered Nurse Practitioner
The title Pennsylvania and some other states use for a nurse practitioner.

See every abbreviation used in this directory →

Practice location Address checks out

1200 Callowhill St Ste 101
Philadelphia, PA 19123-3658
Phone: (215) 825-8220
Show map & directions

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

Additional practice locations (1)

  • 3300 Henry Ave, Philadelphia, PA 19129-1121 — (215) 581-2046

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence SP014736 (PA)

Record details

NPI number1578953865
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNP
Sole proprietorNo
NPI enumeratedJanuary 26, 2015
Last updated in NPPESMay 10, 2024
Certification dateMay 10, 2024

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Public Health Management Corporation — 31 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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