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DR. ABBY NICOLE DIEHL PH.D.
NPI 1174923536
Psychologist - Clinical in Bethesda, MD

Active since September 03, 2014
4494 PALMER RD N, BETHESDA, MD 20814(301) 295-4000 Get Directions Write a Review

NPPES record last updated: May 2, 2024. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 2, 2024, Apr 19, 2018 (2 updates tracked since 2018).

About Dr. Abby Nicole Diehl Ph.d. NPPES

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

DR. ABBY NICOLE DIEHL PH.D. (NPI 1174923536) is an individual clinical provider in Bethesda, Maryland, licensed in Virginia (0810005228) and active in the NPI registry since September 2014.

NPPES Registry Identity

NPI1174923536
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameDR. ABBY NICOLE DIEHLCredential: PH.D.
Location Address4494 PALMER RD NBethesda, MD 20814
Mailing Address4301 Jones Bridge RdBethesda, MD 20814-4712
Phone(301) 295-4000
Sole ProprietorNo
Enumeration DateSeptember 3, 2014
Last NPPES UpdateMay 2, 20242 updates tracked since enumeration
NPPES CertifiedApril 22, 2024
✔ NPI 1174923536 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in VA · 0810005228
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
Also ListedPsychologistTaxonomy 103T00000X
Also ListedPsychologist · CounselingTaxonomy 103TC1900X
4494 PALMER RD N, Bethesda, MD 20814
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Other Names 1

Former Name (1)Abby Diehl Fields M.a., B.s., Ph.d.

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.

LYNN ANNE NASH PHD, RN, PHCNS-BC
Registered Nurse (Community Health)
4494 PALMER RD N
BETHESDA, MD 20814
Montgomery County (301) 295-4512
JENNIFER MARIE SABINO M.D.
Surgery (Plastic and Reconstructive Surgery)
4494 PALMER RD N
BETHESDA, MD 20814
Montgomery County (301) 295-4000
JANINE FARAJ MD
General Practice
4494 PALMER RD N
BETHESDA, MD 20814
Montgomery County (480) 452-2460
DR. TORI SMITH MD
General Practice
4494 PALMER RD N
BETHESDA, MD 20814
Montgomery County (301) 295-4000
JENNY HELD MD
Surgery (Surgical Oncology)
4494 PALMER RD N
BETHESDA, MD 20814
Montgomery County (215) 208-2828
DR. SHAWN JAMISON MILLER M.D.
Internal Medicine (Allergy & Immunology)
4494 PALMER RD N
BETHESDA, MD 20814
Montgomery County (301) 295-9046
DR. RYAN KELLY MACVICAR MD
Military Health Care Provider
4494 PALMER RD N, BLDG 19
BETHESDA, MD 20814
Montgomery County (301) 295-1795
GENESIS JAMES
Military Health Care Provider
4494 PALMER RD N
APO, AA 20814
Montgomery County (301) 295-4000

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 Abby Diehl's NPI number?

The NPI number for Abby Diehl is 1174923536. It was assigned to this individual provider in the NPPES registry on September 3, 2014. The provider is also known as Abby Diehl Fields M.A., B.S., Ph.D..

Where is Abby Diehl located?

Abby Diehl practices at 4494 Palmer Rd N, Bethesda, MD 20814. The listed phone number is (301) 295-4000.

What is Abby Diehl's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

When was this NPI record last updated?

The NPPES record for Abby Diehl was last updated on May 2, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.