DR. STEVEN THEIN SINGH MD
NPI 1629232699
Surgery in Carol Stream, IL

Q: What is Steven Singh's NPI number?

The NPI number for Steven Singh is 1629232699. It was assigned to this individual provider in the NPPES registry on July 17, 2008.

Q: What is Steven Singh's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Q: When was this NPI record last updated?

The NPPES record for Steven Singh was last updated on March 26, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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 July 17, 2008PECOS EnrolledAccepts Medicare Assignment

630 E NORTH AVE, CAROL STREAM, IL 60188(630) 458-5300 Get Directions Write a Review

NPPES record last updated: March 26, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 26, 2021, Jul 28, 2020, Mar 18, 2019 and 3 more (6 updates tracked since 2016).

On this page

About Dr. Steven Thein Singh Md NPPES

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

DR. STEVEN THEIN SINGH MD (NPI 1629232699) is an individual surgery provider in Carol Stream, Illinois, licensed in Illinois (036.132114) and active in the NPI registry since July 2008. He is enrolled in Medicare PECOS, is affiliated with Adventist Hinsdale Hospital, and is a graduate of University Of Wisconsin School Of Medicine (2008).

NPPES Registry Identity

NPI1629232699

Entity TypeIndividualMale

Primary Taxonomy208600000X

Provider Legal NameDR. STEVEN THEIN SINGHCredential: MD

Location Address630 E NORTH AVECarol Stream, IL 60188-2127

Mailing Address630 E North AveCarol Stream, IL 60188-2127 · (630) 458-5300

Phone(630) 458-5300

Sole ProprietorNo

Medical School CMSUniversity Of Wisconsin School Of MedicineGraduated 2008

Enumeration DateJuly 17, 2008

Last NPPES UpdateMarch 26, 20216 updates tracked since enumeration

NPPES CertifiedMarch 26, 2021

✔ NPI 1629232699 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians

Taxonomy Code208600000X

License✔ Licensed in IL · 036.132114

Definition

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

630 E NORTH AVE, Carol Stream, IL 60188

Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Steven Thein Singh Md 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 ID2365676673

PECOS Enrollment IDI20130927000372

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.

Medicare Billing Reassignments

Medicare enrollment records show Steven Singh reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Adventist Health Partners, Inc

1.3 mi

Family Medicine

327 GUNDERSEN DR, SUITE C
Carol Stream, IL 60188

Reassigned Medicare billing, Illinois enrollment
381 clinicians in this Medicare group

NPI 1184981417 (630) 462-7957

Central Dupage Physician Group

4.4 mi

Family Medicine

5777 DEPARTMENT
Carol Stream, IL 60122

Reassigned Medicare billing, Illinois enrollment
1,664 clinicians in this Medicare group

NPI 1033149844 (630) 933-3300

Prime Healthcare Illinois Medical Group LLC

15 mi

Multi-Specialty

2380 E DEMPSTER ST
Des Plaines, IL 60016

Reassigned Medicare billing, Illinois enrollment
443 clinicians in this Medicare group

NPI 1023837689 (833) 291-0464

Cgh Medical Center

83 mi

Family Medicine

101 E MILLER RD
Sterling, IL 61081

Reassigned Medicare billing, Illinois enrollment
356 clinicians in this Medicare group

NPI 1548540636 (815) 625-4790

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 3

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

101 services48 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

53 services52 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

24 services24 patients

Hospital Affiliations CMS Care Compare 3

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

Adventist Hinsdale Hospital

Acute Care Hospitals · Hinsdale, IL

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140122

Location120 North Oak StHinsdale, IL 60521 · Du Page County

Emergency services Birthing friendly

Uchicago Medicine Adventhealth Glenoaks

Acute Care Hospitals · Glendale Heights, IL

3/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number140292

Location701 Winthrop AvenueGlendale Heights, IL 60139 · Du Page County

Emergency services Birthing friendly

Uchicago Medicine Adventhealth Bolingbrook

Acute Care Hospitals · Bolingbrook, IL

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140304

Location500 Remington BoulevardBolingbrook, IL 60440 · Will County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60188 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

$93.02 typical visit price

range $59.81 – $181.38

Typical copayment $23.25 (range $14.95 – $45.34)

Most-billed visit code 99203

Established Patient

$74.38 typical visit price

range $19.15 – $147.12

Typical copayment $18.59 (range $4.78 – $36.78)

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.

FRANK C CHAO MD

Family Medicine

630 E NORTH AVE, DEPT OF FAMILY PRACTICE
CAROL STREAM, IL 60188

Dupage County (630) 458-5300

GUIDO GRASSO-KNIGHT M.D.

Family Medicine

630 E NORTH AVE
CAROL STREAM, IL 60188

Dupage County (630) 458-5300

BARBARA C KOPCHAK

Nurse Practitioner

630 E NORTH AVE
CAROL STREAM, IL 60188

Dupage County (630) 861-6663

MRS. LYDIA E ODELL MSN, FNP-BC

Nurse Practitioner (Family)

630 E NORTH AVE
CAROL STREAM, IL 60188

Dupage County (630) 861-6663

DR. JAMES H KIM MD

Obstetrics & Gynecology

630 E NORTH AVE, DEPT OF OB GYN
CAROL STREAM, IL 60188

Dupage County (630) 458-5300

CHONG-HSIANG LIANG MD

Obstetrics & Gynecology

630 E NORTH AVE, DEPT OF OB GYN
CAROL STREAM, IL 60188

Dupage County (630) 458-5300

RISHIKESH SAVALIYA

Family Medicine

630 E NORTH AVE
CAROL STREAM, IL 60188

Dupage County (630) 458-5300

DR. BRETT CHAMERNIK M.D.

Orthopaedic Surgery

630 E NORTH AVE
CAROL STREAM, IL 60188

Dupage County (630) 458-5300

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 Steven Singh's NPI number?

The NPI number for Steven Singh is 1629232699. It was assigned to this individual provider in the NPPES registry on July 17, 2008.

Where is Steven Singh located?

Steven Singh practices at 630 E North Ave, Carol Stream, IL 60188. The listed phone number is (630) 458-5300.

What is Steven Singh's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Steven Singh enrolled in Medicare?

Yes. Steven Singh 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.

Which organizations bill Medicare for Steven Singh's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Steven Singh reassigns Medicare benefits to 4 organizations: Adventist Health Partners, Inc (Carol Stream, IL), Central Dupage Physician Group (Carol Stream, IL), Prime Healthcare Illinois Medical Group LLC (Des Plaines, IL) and Cgh Medical Center (Sterling, IL). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Steven Singh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Steven Singh accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Steven Singh 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 Steven Singh affiliated with any hospitals?

According to CMS data, Steven Singh is affiliated with Adventist Hinsdale Hospital, Uchicago Medicine Adventhealth Glenoaks and Uchicago Medicine Adventhealth Bolingbrook.

When was this NPI record last updated?

The NPPES record for Steven Singh was last updated on March 26, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.