PRESTON R JACOB M.D.
NPI 1790226900
Emergency Medicine in Chicago, IL

Q: What is Preston Jacob's NPI number?

The NPI number for Preston Jacob is 1790226900. It was assigned to this individual provider in the NPPES registry on March 20, 2017.

Q: What is Preston Jacob's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Q: When was this NPI record last updated?

The NPPES record for Preston Jacob was last updated on August 4, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since March 20, 2017PECOS Enrolled

836 W WELLINGTON AVE, CHICAGO, IL 60657(773) 975-1600 Get Directions Write a Review

NPPES record last updated: August 4, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Aug 4, 2025, May 21, 2022, Apr 22, 2022 and 5 more (8 updates tracked since 2017).

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About Preston R Jacob M.d. NPPES

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

PRESTON R JACOB M.D. (NPI 1790226900) is an individual emergency medicine provider in Chicago, Illinois, licensed in Illinois (036.150694) and active in the NPI registry since March 2017. He is enrolled in Medicare PECOS and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1790226900

Entity TypeIndividualMale

Primary Taxonomy207P00000X

Provider Legal NamePRESTON R JACOBCredential: M.D.

Location Address836 W WELLINGTON AVEChicago, IL 60657-5147

Mailing Address29373 Network PlChicago, IL 60673-1293 · (847) 390-5900

Phone(773) 975-1600

Sole ProprietorNo

Enumeration DateMarch 20, 2017

Last NPPES UpdateAugust 4, 20258 updates tracked since enumeration

NPPES CertifiedAugust 4, 2025

✔ NPI 1790226900 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207P00000X

Licenses✔ Licensed in IL · 036.150694✔ Licensed in IL · 125.070476

Definition

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

836 W WELLINGTON AVE, Chicago, IL 60657

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Secondary Practice Locations 3

Location 11740 W Taylor StChicago, IL 60612-7232 · Phone (866) 600-2273

Location 21775 Dempster StPark Ridge, IL 60068-1143 · Phone (847) 723-2210

Location 32525 S Michigan AveChicago, IL 60616-2315 · Phone (312) 567-2000

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Preston R Jacob M.d. 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.

Areas of Expertise CMS Part B claims 4

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.

Emergency department visit with high level of medical decision making 99285

An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.

128 services124 patients

Emergency department visit with moderate level of medical decision making 99284

An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.

45 services44 patients

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

24 services24 patients

Emergency department visit with low level of medical decision making 99283

An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60657 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.

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