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DIANA KRISHNAN APRN, PMHNP-BC, LCSW
NPI 1235908229
Nurse Practitioner - Psychiatric/Mental Health in Chicago, IL

Active since January 01, 2024PECOS Enrolled
661 W LAKE ST STE 2S, CHICAGO, IL 60661(312) 736-2865(630) 761-7549 Get Directions Write a Review

NPPES record last updated: January 13, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Diana Krishnan Aprn, Pmhnp-bc, Lcsw NPPES

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

DIANA KRISHNAN APRN, PMHNP-BC, LCSW (NPI 1235908229) is an individual psychiatric/mental health provider in Chicago, Illinois, licensed in Illinois (209028969) and active in the NPI registry since January 2024. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1235908229
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameDIANA KRISHNANCredential: APRN, PMHNP-BC, LCSW
Location Address661 W LAKE ST STE 2SChicago, IL 60661-1034
Mailing Address661 W Lake St Ste 2sChicago, IL 60661-1034 · (312) 736-2865 · Fax (630) 761-7549
Phone(312) 736-2865
Fax(630) 761-7549
Sole ProprietorYes
Enumeration DateJanuary 1, 2024
Last NPPES UpdateJanuary 13, 2025
NPPES CertifiedJanuary 13, 2025
✔ NPI 1235908229 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in IL · 209028969
661 W LAKE ST STE 2S, Chicago, IL 60661
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Diana Krishnan Aprn, Pmhnp-bc, Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60661 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
$94.06 typical visit price
range $60.08 – $183.39
Typical copayment $23.51 (range $15.02 – $45.84)
Most-billed visit code 99203
Established Patient
$105.70 typical visit price
range $18.97 – $148.12
Typical copayment $26.42 (range $4.74 – $37.03)
Most-billed visit code 99214
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.

MEREDITH SCHROEDER LPC
Counselor (Professional)
661 W LAKE ST STE 2S
CHICAGO, IL 60661
Cook County (847) 323-9679
MS. AVANII INARII HAZZARD
Social Worker
661 W LAKE ST STE 2S
CHICAGO, IL 60661
Cook County (708) 740-4422
TRACY BIBBS
Counselor (Professional)
661 W LAKE ST STE 2S
CHICAGO, IL 60661
Cook County (773) 231-6247
GENNA POWER
Social Worker (Clinical)
661 W LAKE ST STE 2S
CHICAGO, IL 60661
Cook County (312) 625-8131
JOSHUA M. BIRD-MARTINEZ LCSW
Social Worker (Clinical)
661 W LAKE ST STE 2S
CHICAGO, IL 60661
Cook County (347) 394-8483
LYLA WAKUT
Social Worker (Clinical)
661 W LAKE ST STE 2S
CHICAGO, IL 60661
Cook County (312) 857-4017
CASCADE COUNSELING CHICAGO
Marriage & Family Therapist
661 W LAKE ST STE 2S
CHICAGO, IL 60661
Cook County (312) 600-7513
CHICAGO THERAPY NOOK
Counselor (Professional)
661 W LAKE ST STE 2S
CHICAGO, IL 60661
Cook County (708) 365-9633

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 Diana Krishnan's NPI number?

The NPI number for Diana Krishnan is 1235908229. It was assigned to this individual provider in the NPPES registry on January 1, 2024.

Where is Diana Krishnan located?

Diana Krishnan practices at 661 W Lake St Ste 2S, Chicago, IL 60661. The listed phone number is (312) 736-2865.

What is Diana Krishnan's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Diana Krishnan enrolled in Medicare?

Yes. Diana Krishnan is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Diana Krishnan was last updated on January 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.