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DIAMOND HEADACHE CLINIC LTD
NPI 1912027665
Specialist in Chicago, IL

Active since March 29, 2007CLIA 14D0425767 · Waiver
1460 N HALSTED ST STE 501, CHICAGO, IL 60642(773) 388-6390(312) 867-7101 Get Directions Write a Review

NPPES record last updated: December 26, 2017. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Dec 26, 2017, Mar 29, 2017 (2 updates tracked since 2017).

About Diamond Headache Clinic Ltd NPPES

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

DIAMOND HEADACHE CLINIC LTD (NPI 1912027665) is a healthcare organization registered as a specialist in Chicago, Illinois and active in the NPI registry since March 2007. The organization holds a CLIA Waiver certificate valid through August 31, 2026 and lists Merle L Diamond, Managing Director, as its authorized official.

NPPES Registry Identity

NPI1912027665
Entity TypeOrganization
Primary Taxonomy174400000X
Legal Business NameDIAMOND HEADACHE CLINIC LTD
Location Address1460 N HALSTED ST STE 501Chicago, IL 60642-2615
Mailing Address1460 N Halsted St Ste 501Chicago, IL 60642-2615 · (773) 388-6390 · Fax (312) 867-7101
Phone(773) 388-6390
Fax(312) 867-7101
Organization SubpartNo
Authorized OfficialMerle L DiamondManaging Director · (773) 388-6390
Enumeration DateMarch 29, 2007
Last NPPES UpdateDecember 26, 20172 updates tracked since enumeration
✔ NPI 1912027665 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
1460 N HALSTED ST STE 501, Chicago, IL 60642
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Other Identifiers 1

Other1616611IL · Bcbs

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 14D0425767

Diamond Headache Clinic · Chicago, IL
Active · expires Aug 31, 2026
CLIA Number14D0425767
Laboratory TypePhysician Office
Certificate Effective DateSeptember 1, 2024
Certificate Expiration DateAugust 31, 2026
Laboratory DirectorMerle L. Diamond
Laboratory Phone(773) 388-6390
Laboratory LocationDiamond Headache Clinic1460 N Halsted, Ste 501, Chicago, IL 60642
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 13

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

HANNAH V WEST PA-C
Physician Assistant
1460 N HALSTED ST STE 501
CHICAGO, IL 60642
Cook County (773) 388-6390
DR. BRADLEY DAVID TORPHY M.D.
Family Medicine
1460 N HALSTED ST STE 501
CHICAGO, IL 60642
Cook County (773) 388-6390
DR. GEORGE RONEN NISSAN DO
Internal Medicine
1460 N HALSTED ST STE 501
CHICAGO, IL 60642
Cook County (773) 388-6390
ZILFAH YOUNUS MD
Psychiatry & Neurology (Neurology)
1460 N HALSTED ST STE 501
CHICAGO, IL 60642
Cook County (847) 618-3590
MRS. CHRISTINE LANTIN PA-C
Physician Assistant
1460 N HALSTED ST STE 501
CHICAGO, IL 60642
Cook County (773) 388-6390
DR. GEORGE J URBAN MD
Internal Medicine
1460 N HALSTED ST STE 501
CHICAGO, IL 60642
Cook County (773) 388-6390
JESSICA HORWITZ
Nurse Practitioner (Family)
1460 N HALSTED ST STE 501
CHICAGO, IL 60642
Cook County (773) 388-6390
MISS SHANA CHRISTINE WARDA PA-C
Physician Assistant
1460 N HALSTED ST STE 501
CHICAGO, IL 60642
Cook County (847) 618-3590

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 Diamond Headache Clinic Ltd's NPI number?

The NPI number for Diamond Headache Clinic Ltd is 1912027665. It was assigned to this organization in the NPPES registry on March 29, 2007.

Where is Diamond Headache Clinic Ltd located?

Diamond Headache Clinic Ltd is located at 1460 N Halsted St Ste 501, Chicago, IL 60642. The listed phone number is (773) 388-6390.

What is Diamond Headache Clinic Ltd's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Does Diamond Headache Clinic Ltd hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 14D0425767) is associated with this NPI, valid through August 31, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Diamond Headache Clinic Ltd was last updated on December 26, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.