DR. SYDNEY LEE NYQUIST MD
NPI 1073409702
Psychiatry & Neurology - Psychiatry in Springfield, IL

Q: What is Sydney Nyquist's NPI number?

The NPI number for Sydney Nyquist is 1073409702. It was assigned to this individual provider in the NPPES registry on June 17, 2025.

Q: What is Sydney Nyquist's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Sydney Nyquist was last updated on June 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.

Active since June 17, 2025PECOS Enrolled

701 N 1ST ST, SPRINGFIELD, IL 62781(217) 788-3000 Get Directions Write a Review

NPPES record last updated: June 17, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Dr. Sydney Lee Nyquist Md NPPES

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

DR. SYDNEY LEE NYQUIST MD (NPI 1073409702) is an individual psychiatry provider in Springfield, Illinois, licensed in Illinois (125085352) and active in the NPI registry since June 2025. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1073409702

Entity TypeIndividualFemale

Primary Taxonomy2084P0800X

Provider Legal NameDR. SYDNEY LEE NYQUISTCredential: MD

Location Address701 N 1ST STSpringfield, IL 62781-0001

Mailing AddressPo Box 19642Springfield, IL 62794-9642 · (217) 545-7627 · Fax (217) 545-2529

Phone(217) 788-3000

Sole ProprietorNo

Enumeration DateJune 17, 2025

NPPES CertifiedJune 17, 2025

✔ NPI 1073409702 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 IL · 125085352

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.

701 N 1ST ST, Springfield, IL 62781

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Sydney Lee Nyquist Md 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 62781 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

$168.44 typical visit price

range $54.80 – $168.44

Typical copayment $42.11 (range $13.70 – $42.11)

Most-billed visit code 99205

Established Patient

$68.64 typical visit price

range $17.16 – $136.56

Typical copayment $17.16 (range $4.29 – $34.14)

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.

DR. LUCAS B STOLLER PHARMD

Pharmacist (Critical Care)

701 N 1ST ST
SPRINGFIELD, IL 62781

Sangamon County (217) 588-6402

DR. REBECCA NICHOLE MAHON PHD. DABR

Radiology (Radiological Physics)

701 N 1ST ST
SPRINGFIELD, IL 62781

Sangamon County (217) 788-3000

CAROL A GORDEN CRNA

Nurse Anesthetist, Certified Registered

701 N 1ST ST
SPRINGFIELD, IL 62781

Sangamon County (217) 788-3754

MEMORIAL HOME SERVICES

Hospice Care, Community Based

701 N 1ST ST
SPRINGFIELD, IL 62781

Sangamon County (217) 788-4663

DR. SWAPNA NEKKANTI M.D

Hospitalist

701 N 1ST ST
SPRINGFIELD, IL 62781

Sangamon County (217) 528-7541

ANN R LARSON CRNA

Nurse Anesthetist, Certified Registered

701 N 1ST ST, ANESTHESIA DEPARTMENT
SPRINGFIELD, IL 62781

Sangamon County (217) 788-3754

KELSEY A WALLACE CRNA

Nurse Anesthetist, Certified Registered

701 N 1ST ST
SPRINGFIELD, IL 62781

Sangamon County (217) 788-3000

MEMORIAL MEDICAL CENTER

Clinic/Center (Multi-Specialty)

701 N 1ST ST
SPRINGFIELD, IL 62781

Sangamon County (217) 788-3000

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 Sydney Nyquist's NPI number?

The NPI number for Sydney Nyquist is 1073409702. It was assigned to this individual provider in the NPPES registry on June 17, 2025.

Where is Sydney Nyquist located?

Sydney Nyquist practices at 701 N 1st St, Springfield, IL 62781. The listed phone number is (217) 788-3000.

What is Sydney Nyquist's specialty?

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

Is Sydney Nyquist enrolled in Medicare?

Yes. Sydney Nyquist is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Sydney Nyquist was last updated on June 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.