Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. THEETHAYE LONAPPAN ITTIARA M.D
NPI 1174585475
Psychiatry & Neurology - Psychiatry in Adrian, MI

Active since April 04, 2006PECOS Enrolled
142 E MAUMEE ST, ADRIAN, MI 49221(517) 263-5810 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. Theethaye Lonappan Ittiara M.d NPPES

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

DR. THEETHAYE LONAPPAN ITTIARA M.D (NPI 1174585475) is an individual psychiatry provider in Adrian, Michigan, licensed in Michigan (4301031889) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1966).

NPPES Registry Identity

NPI1174585475
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. THEETHAYE LONAPPAN ITTIARACredential: M.D
Location Address142 E MAUMEE STAdrian, MI 49221-2735
Mailing Address5442 Pine View DrYpsilanti, MI 48197-8963 · (734) 485-0868
Sole ProprietorNo
Medical School CMSOtherGraduated 1966
Enumeration DateApril 4, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1174585475 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License Licensed in MI · 4301031889
Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

142 E MAUMEE ST, Adrian, MI 49221

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Theethaye Lonappan Ittiara M.d is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID143280560
PECOS Enrollment IDI20041012000086
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
140 services23 patients
Psychotherapy, 1 hour 90837
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 1-hour session, you'll talk about your feelings, thoughts, and behaviors to help identify and manage mental health issues. This process aids in personal growth, healing, and improved well-being.
41 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 49221 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$166.68 typical visit price
range $54.34 – $166.68
Typical copayment $41.67 (range $13.58 – $41.67)
Most-billed visit code 99205
Established Patient
$68.07 typical visit price
range $17.09 – $135.40
Typical copayment $17.01 (range $4.27 – $33.85)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 18

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Psychiatry & Neurology (Psychiatry)
142 E MAUMEE ST
ADRIAN, MI 49221
Counselor (Professional)
142 E MAUMEE ST, SUITE 2
ADRIAN, MI 49221
Counselor (Professional)
142 E MAUMEE ST
ADRIAN, MI 49221
Counselor (Mental Health)
142 E MAUMEE ST
ADRIAN, MI 49221
Social Worker (Clinical)
142 E MAUMEE ST, SUITE 3
ADRIAN, MI 49221
Counselor (Addiction (Substance Use Disorder))
142 E MAUMEE ST, SUITE 1
ADRIAN, MI 49221
Community/Behavioral Health
142 E MAUMEE ST
ADRIAN, MI 49221
Social Worker (Clinical)
142 E MAUMEE ST, SUITE 3
ADRIAN, MI 49221

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 Theethaye Ittiara's NPI number?

The NPI number for Theethaye Ittiara is 1174585475. It was assigned to this individual provider in the NPPES registry on April 4, 2006.

Where is Theethaye Ittiara located?

Theethaye Ittiara practices at 142 E Maumee St, Adrian, MI 49221. The listed phone number is (517) 263-5810.

What is Theethaye Ittiara's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Theethaye Ittiara enrolled in Medicare?

Yes. Theethaye Ittiara is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Theethaye Ittiara accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 2 other insurers list Theethaye Ittiara as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Theethaye Ittiara was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.