MICHAEL A LITWILLER (MD) – Psychiatry Physician, NPI 1033154067

MICHAEL A LITWILLER (MD) is a healthcare provider. based in Indianapolis, Indiana. specializing in Psychiatry Physician. They hold the professional credentials MD. They hold a License No. 01036515 (IN). The NPI Number for MICHAEL A LITWILLER (MD) is 1033154067

Main info

Male
40 Years Of Experience
Accepts Medicare Assignment
Name
MICHAEL A LITWILLER (MD)
NPI
1033154067
Phone
(317) 962-3834
Address
250 N SHADELAND AVE STE 200
Enumeration Date
16 June 2006
Last Update Date
4 December 2020

Doctor Profile

Medical School Name
UNIVERSITY OF ILLINOIS COLLEGE OF MED (CHI/PEOR/ROCK/CHM-URB)
Secondary Phone
3172172636
Graduation Year
1986 (40 years ago)
PAC ID
1759431158
Group Practice PAC ID
5799755864
Professional Enrollment ID
I20090605000192

Contacts

Secure Messaging
mlitwiller@direct.iuhealth.org
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience66
Completeness85
Years active:19State licenses:2Other namesUpdated within 12 months

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Provider Addresses for MICHAEL A LITWILLER (MD)

  • 200, North Shadeland Avenue, Indianapolis, Marion, Indiana, 46219, United States

    INDIANAPOLIS, IN 462194959

    Phone: (317) 962-3834

    Type: Mailing

  • 250 N SHADELAND AVE

    INDIANAPOLIS, IN 462194959

    Phone: (317) 962-3834

    Type: Mailing

  • Marion County Division of Family Resources—North, 2620, Kessler Boulevard East Drive, Indianapolis, Marion County, Indiana, 46220, United States

    STE 210

    INDIANAPOLIS, IN 462202890

    Phone: (317) 475-6200

    Fax: (317) 475-6212

    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: 2009-06-05

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
I20090605000192IPsychiatryINTBD

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 46219)

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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: 5799755864View full group profile

Reviews

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Frequently asked questions

Does MICHAEL A LITWILLER (MD) share an NPI with anyone else?
NPI numbers are unique to each provider or organization — MICHAEL A LITWILLER (MD) uses 1033154067.
Does CMS list MICHAEL A LITWILLER (MD) as active?
Yes — MICHAEL A LITWILLER (MD) is active in the NPI listing used on this page.
What healthcare role does MICHAEL A LITWILLER (MD) hold?
Scheduling teams often label MICHAEL A LITWILLER (MD) under Psychiatry Physician. Clinical services aligned with this taxonomy classification.
Where should I expect MICHAEL A LITWILLER (MD) on a map?
Expect Indianapolis, Indiana as a primary anchor for MICHAEL A LITWILLER (MD) unless the record lists multiple sites.
Is specialty guaranteed by NPI alone?
Taxonomy selections describe intent; scope of practice still follows state law.

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