JEFFREY DARRELL WILLARD (PHD) – Cognitive & Behavioral Psychologist, NPI 1336153154

JEFFREY DARRELL WILLARD (PHD) is a healthcare provider. based in Mountville, Pennsylvania. specializing in CLINICAL PSYCHOLOGIST. They hold the professional credentials PHD. They hold a License No. PS008966L (PA). The NPI Number for JEFFREY DARRELL WILLARD (PHD) is 1336153154

Main info

Male
27 Years Of Experience
Accepts Medicare Assignment
Name
JEFFREY DARRELL WILLARD (PHD)
NPI
1336153154
Phone
(717) 285-7121
Address
320 HIGHLAND DR
Enumeration Date
28 July 2006
Last Update Date
8 July 2007

Doctor Profile

Medical School Name
OTHER
Secondary Phone
7179209434
Graduation Year
1999 (27 years ago)
PAC ID
3577757889
Group Practice PAC ID
1052201571
Professional Enrollment ID
I20101101000591
Address ID
PA171109763HA2330XWAYX301
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

1,669 CLINICAL PSYCHOLOGIST in PA

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Provider Addresses for JEFFREY DARRELL WILLARD (PHD)

  • 320 HIGHLAND DR

    MOUNTVILLE, PA 175541232

    Phone: (717) 285-7121

    Fax: (717) 285-2658

    Type: Mailing

  • 790, New Holland Avenue, Lancaster, Lancaster County, Pennsylvania, 17602, United States

    LANCASTER, PA 176022137

    Phone: (717) 390-0353

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

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

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2010-11-01

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20101101000591IClinical PsychologistPATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

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

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
90834Psychotherapy, 45 minutes13715$0
View full utilization report →

Insurance plans in this area (ZIP 17554)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 1052201571View full group profile
NameSpecialtyState
Marriage And Family TherapistPA
P S Y C H I A T R YPA
-PA
Mental Health CounselorPA
Nurse PractitionerPA
Mental Health CounselorPA
Nurse PractitionerPA
-PA
Nurse PractitionerMA
Clinical Social WorkerPA

Reviews

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Frequently asked questions

What identifier follows JEFFREY DARRELL WILLARD (PHD) across health systems?
The NPI 1336153154 uniquely identifies JEFFREY DARRELL WILLARD (PHD) in U.S. healthcare data.
Should I treat JEFFREY DARRELL WILLARD (PHD) as an active provider?
Patients and plans typically see JEFFREY DARRELL WILLARD (PHD) as active in the national extract.
What type of care does JEFFREY DARRELL WILLARD (PHD) provide?
JEFFREY DARRELL WILLARD (PHD)'s profile centers on Cognitive & Behavioral Psychologist. Clinical services aligned with this taxonomy classification.
What city is tied to JEFFREY DARRELL WILLARD (PHD)?
The directory associates JEFFREY DARRELL WILLARD (PHD) with Mountville, Pennsylvania. Check all listed addresses for suites or satellite offices.
Who maintains JEFFREY DARRELL WILLARD (PHD)'s record?
Providers certify NPPES data; CMS hosts the public file you are viewing.

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