DR. THEODOR FRANK GRIGGS M.D., PH.D.
NPI 1124559463
Internal Medicine - Gastroenterology in Chicago, IL

Q: What is Theodor Griggs's NPI number?

The NPI number for Theodor Griggs is 1124559463. It was assigned to this individual provider in the NPPES registry on March 27, 2017.

Q: What is Theodor Griggs's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for Theodor Griggs was last updated on July 11, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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 March 27, 2017PECOS Enrolled

1740 W TAYLOR ST, CHICAGO, IL 60612(952) 797-3323 Get Directions Write a Review

NPPES record last updated: July 11, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 11, 2024, Mar 27, 2017 (2 updates tracked since 2017).

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About Dr. Theodor Frank Griggs M.d., Ph.d. NPPES

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

DR. THEODOR FRANK GRIGGS M.D., PH.D. (NPI 1124559463) is an individual gastroenterology provider in Chicago, Illinois, licensed in California (A195677) and active in the NPI registry since March 2017. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1124559463

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. THEODOR FRANK GRIGGSCredential: M.D., PH.D.

Location Address1740 W TAYLOR STChicago, IL 60612-7232

Mailing Address820 S. Wood St., Gme (mc 675) University Of IlChicago, IL 60612 · (952) 797-3323

Phone(952) 797-3323

Sole ProprietorYes

Enumeration DateMarch 27, 2017

Last NPPES UpdateJuly 11, 20242 updates tracked since enumeration

NPPES CertifiedJuly 11, 2024

✔ NPI 1124559463 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in CA · A195677

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

1740 W TAYLOR ST, Chicago, IL 60612

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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. Theodor Frank Griggs M.d., Ph.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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60612 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

$138.86 typical visit price

range $60.08 – $183.39

Typical copayment $34.71 (range $15.02 – $45.84)

Most-billed visit code 99204

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.

MRS. CATHLEEN CONWAY JENSEN OTR/L

Occupational Therapist

1740 W TAYLOR ST, C100
CHICAGO, IL 60612

Cook County (312) 996-3700

KELLY M HOYERT PA-C

Physician Assistant (Surgical)

1740 W TAYLOR ST, 3F OCC
CHICAGO, IL 60612

Cook County (312) 355-4300

DR. YI-LOONG COLIN WOON M.D.

Orthopaedic Surgery (Adult Reconstructive Orthopaedic Surgery)