Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. RICHARD LADD PHELPS MD
NPI 1770537482
Internal Medicine - Endocrinology, Diabetes & Metabolism in Chicago, IL

Q: What is Richard Phelps's NPI number?

The NPI number for Richard Phelps is 1770537482. It was assigned to this individual provider in the NPPES registry on May 19, 2006.

Q: What is Richard Phelps's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Q: When was this NPI record last updated?

The NPPES record for Richard Phelps was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 days 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 May 19, 2006PECOS Enrolled

201E HURON ST 11-205, CHICAGO, IL 60611(312) 926-3670(312) 926-3672 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Richard Ladd Phelps Md NPPES

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

DR. RICHARD LADD PHELPS MD (NPI 1770537482) is an individual endocrinology, diabetes & metabolism provider in Chicago, Illinois, licensed in Illinois (036052170) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1770537482

Entity TypeIndividualMale

Primary Taxonomy207RE0101X

Provider Legal NameDR. RICHARD LADD PHELPSCredential: MD

Location Address201E HURON ST 11-205Chicago, IL 60611-2968

Mailing Address201 E Huron St 11 205Chicago, IL 60611-2968 · (312) 926-3670 · Fax (312) 926-3672

Phone(312) 926-3670

Fax(312) 926-3672

Sole ProprietorNo

Enumeration DateMay 19, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1770537482 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians

Taxonomy Code207RE0101X

License✔ Licensed in IL · 036052170

Definition

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

201E HURON ST 11-205, Chicago, IL 60611

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Other Identifiers 1

Medicaid236052170IL

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. Richard Ladd Phelps 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 60611 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.

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 Richard Phelps's NPI number?

The NPI number for Richard Phelps is 1770537482. It was assigned to this individual provider in the NPPES registry on May 19, 2006.

Where is Richard Phelps located?

Richard Phelps practices at 201E Huron St 11-205, Chicago, IL 60611. The listed phone number is (312) 926-3670.

What is Richard Phelps's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Richard Phelps enrolled in Medicare?

Yes. Richard Phelps is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Richard Phelps was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 days 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.