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DR. JOHN NATHANIEL DIEHL MD, PHD
NPI 1194428177
Student in an Organized Health Care Education/Training Program in Philadelphia, PA

Active since March 27, 2023
3400 SPRUCE ST, PHILADELPHIA, PA 19104(610) 955-8796 Get Directions Write a Review

NPPES record last updated: March 27, 2023. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. John Nathaniel Diehl Md, Phd NPPES

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

DR. JOHN NATHANIEL DIEHL MD, PHD (NPI 1194428177) is an individual student in an organized health care education/training program in Philadelphia, Pennsylvania and active in the NPI registry since March 2023.

NPPES Registry Identity

NPI1194428177
Entity TypeIndividualMale
Primary Taxonomy390200000X
Provider Legal NameDR. JOHN NATHANIEL DIEHLCredential: MD, PHD
Location Address3400 SPRUCE STPhiladelphia, PA 19104-4238
Mailing Address3400 Spruce StPhiladelphia, PA 19104-4238 · (610) 955-8796
Phone(610) 955-8796
Sole ProprietorNo
Enumeration DateMarch 27, 2023
NPPES CertifiedMarch 27, 2023
✔ NPI 1194428177 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition

An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

3400 SPRUCE ST, Philadelphia, PA 19104
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Patient Reviews User submitted

Reviews are submitted by site visitors and approved by a human moderator before publication.

Review by Amanda ***** May 29, 2024

5/5
He took care of my mother and was an amazing doctor! He cares deeply about his patients and we really enjoyed working with him. Would highly recommend!
Provider 5/5 Office Staff 5/5
Visited this provider? Share your experience.

Other Providers at the Same Location NPPES 20

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

DR. HARRY BART SMELTZ DO
Anesthesiology
3400 SPRUCE ST, 6 DULLES
PHILADELPHIA, PA 19104
Philadelphia County (215) 349-8310
ISSAM A MARDINI MD
Anesthesiology (Pain Medicine)
3400 SPRUCE ST, HUP-DULLES 6, ANESTHESIOLOGY DEPT
PHILADELPHIA, PA 19104
Philadelphia County (610) 416-4145
BARBARA A BERNHARDT MS
Genetic Counselor, MS
3400 SPRUCE ST, 535 MALONEY BLDG
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-4740
MS. ROSEMARY THERESA MCMENAMIN CRNP
Nurse Practitioner (Adult Health)
3400 SPRUCE ST, GOUND FLOOR SILVERSTEIN
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-6963
DR. JAMES DAVID KOLKER MD
Radiology (Radiation Oncology)
3400 SPRUCE ST
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-2428
DR. RUTH HERMAN STEINMAN M.D.
Psychiatry & Neurology (Psychiatry)
3400 SPRUCE ST, 2016 PENN TOWER
PHILADELPHIA, PA 19104
Philadelphia County (215) 615-0534
JUDITH ANNE O' DONNELL MD
Internal Medicine (Infectious Disease)
3400 SPRUCE ST, 3 SILVERSTEIN
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-6932
UNIVERSITY OF PENN-RAD ONC
Radiology (Radiation Oncology)
3400 SPRUCE ST, 2 DONNER BUILDING
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-2428

Frequently Asked Questions

What is John Diehl's NPI number?

The NPI number assigned to this healthcare provider is 1194428177, enumerated as an "individual" on March 27, 2023.

Where is the provider located?

The provider is located at 3400 SPRUCE ST PHILADELPHIA, PA 19104 and the phone number is (610) 955-8796.

What is the provider's specialty?

Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.