DR. JUDI ANN KNOWLES M.D.
NPI 1346217122
Psychiatry & Neurology - Psychiatry in Anderson, IN

Active since March 01, 2006PECOS EnrolledAccepts Medicare Assignment
2210 JACKSON ST, ANDERSON, IN 46016(765) 646-8444 Get Directions Write a Review

NPPES record last updated: March 23, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Mar 23, 2026, Jan 16, 2026, Dec 30, 2025 and 2 more (5 updates tracked since 2022).

About Dr. Judi Ann Knowles M.d. NPPES

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

DR. JUDI ANN KNOWLES M.D. (NPI 1346217122) is an individual psychiatry provider in Anderson, Indiana, licensed in Indiana (01042811A) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS, is affiliated with Loyola Gottlieb Memorial Hospital, and maintains 6 additional practice locations.

NPPES Registry Identity

NPI1346217122
Entity TypeIndividualFemale
Primary Taxonomy2084P0800X
Provider Legal NameDR. JUDI ANN KNOWLESCredential: M.D.
Location Address2210 JACKSON STAnderson, IN 46016-4363
Mailing Address250 W 96th St Ste 520Indianapolis, IN 46260-1317
Sole ProprietorNo
Medical School CMSIndiana University School Of MedicineGraduated 1993
Enumeration DateMarch 1, 2006
Last NPPES UpdateMarch 23, 20265 updates tracked since enumeration
NPPES CertifiedMarch 23, 2026
NPI 1346217122 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses Licensed in IN · 01042811A Licensed in MO · 2025030278 Licensed in WI · 13663 Licensed in IL · 036174908 Licensed in NJ · 25IA12956100 Licensed in WA · MD70001455
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.

Also ListedPsychiatry & Neurology · NeurologyTaxonomy 2084N0400X · License 01042811 (IN), 2025030278 (MO), 036174908 (IL)
2210 JACKSON ST, Anderson, IN 46016

Other Names 1

Other Name (5)Judi Ann Knowles-duncan

Secondary Practice Locations 6

Location 120201 Crawford AveOlympia Fields, IL 60461-1010 · Phone (219) 866-5141 · Fax (708) 679-2161
Location 212303 De Paul DrBridgeton, MO 63044-2512 · Phone (314) 344-6000
Location 3515 22nd AveMonroe, WI 53566-1569 · Phone (608) 324-2000
Location 41601 Van Buskirk RdAnderson, IN 46011-1385 · Phone (765) 278-2106
Location 5703 Pro-Med LnCarmel, IN 46032-5317 · Phone (317) 843-9922 · Fax (317) 581-3918
Location 6950 N Meridian StIndianapolis, IN 46204-1077 · Phone (317) 963-2200 · Fax (317) 963-1621

Other Identifiers 1

Medicaid100381840IN

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. Judi Ann Knowles 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 ID648212365
PECOS Enrollment IDI20050526000760, I20250630000851, I20250807000965, I20250822002701, I20251115000025
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

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.

Psychiatric diagnostic evaluation with medical services 90792
A psychiatric diagnostic evaluation with medical services is a comprehensive assessment. It includes a detailed examination of your mental health and physical wellbeing, as well as your personal and family history. This evaluation aids in creating an effective treatment plan.
29 services27 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Loyola Gottlieb Memorial Hospital

Acute Care Hospitals · Melrose Park, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140008
Location701 West North AveMelrose Park, IL 60160 · Cook County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 46016 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
$161.76 typical visit price
range $53.07 – $161.76
Typical copayment $40.44 (range $13.26 – $40.44)
Most-billed visit code 99205
Established Patient
$66.48 typical visit price
range $16.93 – $132.22
Typical copayment $16.62 (range $4.23 – $33.05)
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 20

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

Social Worker (Clinical)
2210 JACKSON ST
ANDERSON, IN 46016
Social Worker (Clinical)
2210 JACKSON ST
ANDERSON, IN 46016
Social Worker (Clinical)
2210 JACKSON ST
ANDERSON, IN 46016
Clinical Nurse Specialist (Psychiatric/Mental Health, Child & Adolescent)
2210 JACKSON ST
ANDERSON, IN 46016
Social Worker (Clinical)
2210 JACKSON ST
ANDERSON, IN 46016
Psychiatry & Neurology (Psychiatry)
2210 JACKSON ST
ANDERSON, IN 46016
Social Worker (Clinical)
2210 JACKSON ST
ANDERSON, IN 46016
Social Worker (Clinical)
2210 JACKSON ST
ANDERSON, IN 46016

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 Judi Knowles's NPI number?

The NPI number for Judi Knowles is 1346217122. It was assigned to this individual provider in the NPPES registry on March 1, 2006. The provider is also known as Judi Ann Knowles-Duncan.

Where is Judi Knowles located?

Judi Knowles practices at 2210 Jackson St, Anderson, IN 46016. The listed phone number is (765) 646-8444.

What is Judi Knowles's specialty?

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

Is Judi Knowles enrolled in Medicare?

Yes. Judi Knowles 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 Judi Knowles accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, CareSource and Premera Blue Cross Blue Shield of Alaska and 1 other insurer list Judi Knowles 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.

Is Judi Knowles affiliated with any hospitals?

According to CMS data, Judi Knowles is affiliated with Loyola Gottlieb Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Judi Knowles was last updated on March 23, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.