DR. DIANNE M SAWYER (M.D.) – Gynecology Physician, NPI 1093931677

Gynecology Physician

DR. DIANNE M SAWYER (M.D.) is a healthcare provider. based in Chicago, Illinois. specializing in Gynecology Physician. They hold the professional credentials M.D.. They hold a License No. 036-057377 (IL). The NPI Number for DR. DIANNE M SAWYER (M.D.) is 1093931677

Main info

Female

Sole Proprietor

49 Years Of Experience

Accepts Medicare Assignment

Name

DR. DIANNE M SAWYER (M.D.)

NPI

1093931677

Phone

(312) 943-3300

Address

680 N. LAKE SHORE DRIVE

Enumeration Date

18 April 2007

Last Update Date

28 September 2015

Doctor Profile

Medical School Name

OTHER

Secondary Phone

3129433300

Graduation Year

1977 (49 years ago)

PAC ID

0345568267

Group Practice PAC ID

8729051107

Professional Enrollment ID

I20150519001396

Data current as of

19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology

Experience52

Completeness75

Years active:19State licenses:1Digital endpointsOther names

Provider Addresses for DR. DIANNE M SAWYER (M.D.)

680 N. LAKE SHORE DRIVE
SUITE 824
CHICAGO, IL 60611
Phone: (312) 943-3300
Fax: (312) 266-4591
Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 60611)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.

PAC ID: 8729051107View full group profile

Name	Specialty	State
DAWN MACAULEY MCGEE (MD)	O B S T E T R I C S/ G Y N E C O L O G Y	IL
CAITLYN MURDOCK (MD)	O B S T E T R I C S/ G Y N E C O L O G Y	FL
MARGARET R LHEUREUX (MD)	O B S T E T R I C S/ G Y N E C O L O G Y	PA
XUE CHI	O B S T E T R I C S/ G Y N E C O L O G Y	NY
NADINE E BOLGER (MD)	-	IL

Reviews

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Frequently asked questions

Does DR. DIANNE M SAWYER (M.D.) share an NPI with anyone else?

NPI numbers are unique to each provider or organization — DR. DIANNE M SAWYER (M.D.) uses 1093931677.

Does CMS list DR. DIANNE M SAWYER (M.D.) as active?

Yes — DR. DIANNE M SAWYER (M.D.) is active in the NPI listing used on this page.

What healthcare role does DR. DIANNE M SAWYER (M.D.) hold?

Scheduling teams often label DR. DIANNE M SAWYER (M.D.) under Gynecology Physician. Clinical services aligned with this taxonomy classification.

Where is DR. DIANNE M SAWYER (M.D.) based?

DR. DIANNE M SAWYER (M.D.) is tied to Chicago, Illinois in the data we show; additional addresses may exist on the full record.

Why does DR. DIANNE M SAWYER (M.D.) have multiple addresses?

2 practice locations appear in the available data. Multiple addresses are common for hospital privileges, telehealth, or multi-site groups.

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