DR. HOLLY DREWER ERWIN (PH.D.) – Clinical Psychologist, NPI 1215940648

Clinical Psychologist

DR. HOLLY DREWER ERWIN (PH.D.) is a healthcare provider. based in Manassas, Virginia. specializing in Clinical Psychologist. They hold the professional credentials PH.D.. They hold a License No. 0810003271 (VA). The NPI Number for DR. HOLLY DREWER ERWIN (PH.D.) is 1215940648

Main info

Female

Sole Proprietor

Name

DR. HOLLY DREWER ERWIN (PH.D.)

NPI

1215940648

Phone

(703) 330-9933

Address

9625 SURVEYOR CT STE 200

Enumeration Date

15 August 2006

Last Update Date

9 July 2007

Data current as of

19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology

Experience52

Completeness75

Years active:19State licenses:1Digital endpointsOther names

Provider Addresses for DR. HOLLY DREWER ERWIN (PH.D.)

9625 SURVEYOR CT STE 200
MANASSAS, VA 201104408
Phone: (703) 330-9933
Fax: (703) 368-8454
Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

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Medicare Enrollment & Revalidation

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Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

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Medicare Utilization (FFS)

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No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 20110)

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Reviews

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Frequently asked questions

What federal number belongs to DR. HOLLY DREWER ERWIN (PH.D.)?

The federal identifier for DR. HOLLY DREWER ERWIN (PH.D.) is NPI 1215940648.

Is DR. HOLLY DREWER ERWIN (PH.D.)'s NPI currently valid?

The extract we use shows DR. HOLLY DREWER ERWIN (PH.D.) as active.

What field does DR. HOLLY DREWER ERWIN (PH.D.) work in?

You can think of DR. HOLLY DREWER ERWIN (PH.D.) as practicing within Clinical Psychologist. Clinical services aligned with this taxonomy classification.

What location metadata exists for DR. HOLLY DREWER ERWIN (PH.D.)?

The page summarizes Manassas, Virginia for DR. HOLLY DREWER ERWIN (PH.D.); expand the address list for detail.

Is this NPI for an individual or an organization?

This listing corresponds to an Individual Provider.