DR. LAWRENCE DONALD LUDWIG (PH.D) – Clinical Psychologist, NPI 1144244435

DR. LAWRENCE DONALD LUDWIG (PH.D) is a healthcare provider. based in Fairfield, Connecticut. specializing in CLINICAL PSYCHOLOGIST. They hold the professional credentials PH.D. They hold a License No. 598 (CT). The NPI Number for DR. LAWRENCE DONALD LUDWIG (PH.D) is 1144244435

Main info

Male
Sole Proprietor
55 Years Of Experience
Accepts Medicare Assignment
Name
DR. LAWRENCE DONALD LUDWIG (PH.D)
NPI
1144244435
Phone
(203) 256-9788
Address
75 HILLSIDE RD
Enumeration Date
27 July 2006
Last Update Date
8 July 2007

Doctor Profile

Medical School Name
OTHER
Secondary Phone
2036856285
Graduation Year
1971 (55 years ago)
PAC ID
9739378522
Professional Enrollment ID
I20110110000480
Address ID
CT068251239FA81XXXCIRX300
Telehealth
Yes
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

586 CLINICAL PSYCHOLOGIST in CT

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Provider Addresses for DR. LAWRENCE DONALD LUDWIG (PH.D)

  • 75, Hillside Road, Greenfield Hill, Fairfield, Greater Bridgeport Planning Region, Connecticut, 06824, United States

    FAIRFIELD, CT 068242840

    Phone: (203) 256-9788

    Fax: (203) 374-7720

    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)

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: 2011-01-10

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
I20110110000480IClinical PsychologistCTTBD

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.

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

Insurance plans in this area (ZIP 06824)

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Reviews

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Frequently asked questions

What unique ID ties claims to DR. LAWRENCE DONALD LUDWIG (PH.D)?
NPI 1144244435 is assigned to DR. LAWRENCE DONALD LUDWIG (PH.D) under the national enumeration system.
Is DR. LAWRENCE DONALD LUDWIG (PH.D)'s enrollment marked active?
An active flag here means the NPI record is not in a deactivated state.
Does DR. LAWRENCE DONALD LUDWIG (PH.D) list a primary specialty?
If you are matching referrals, note Clinical Psychologist for DR. LAWRENCE DONALD LUDWIG (PH.D). Clinical services aligned with this taxonomy classification.
Does DR. LAWRENCE DONALD LUDWIG (PH.D) practice in Connecticut?
You will see Fairfield, Connecticut on file for DR. LAWRENCE DONALD LUDWIG (PH.D) alongside any extra practice locations.
Does Medicare enrollment show here?
Medicare enrollment screens are separate from the basic NPI extract shown here.

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