OrganizationActive
Diamond Headache Clinic Ltd
NPI 1912027665 · Specialist · Chicago, IL
Diamond Headache Clinic Ltd is a Specialist organization in Chicago, IL (NPI 1912027665).
Provider details
- NPI number
- 1912027665
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- Merle Diamond, Managing Director(773) 388-6390
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
1460 N Halsted St Ste 501
Chicago, IL 60642-2615
Phone: (773) 388-6390
Fax: (312) 867-7101
Street-level locationGet directions
Mailing address
1460 N Halsted St Ste 501
Chicago, IL 60642-2615
Registry dates
- Enumerated
- 2007-03-29
- Last updated
- 2017-12-26
Frequently asked questions
- What is Diamond Headache Clinic Ltd's NPI number?
- Diamond Headache Clinic Ltd's National Provider Identifier (NPI) is 1912027665, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Diamond Headache Clinic Ltd?
- Diamond Headache Clinic Ltd is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is Diamond Headache Clinic Ltd located?
- Diamond Headache Clinic Ltd's practice location on file with NPPES is 1460 N Halsted St Ste 501, Chicago, IL 60642-2615.
- What is Diamond Headache Clinic Ltd's phone number?
- The practice phone number listed in the NPPES registry for Diamond Headache Clinic Ltd is (773) 388-6390.
- Who is the authorized official for Diamond Headache Clinic Ltd?
- The authorized official listed on Diamond Headache Clinic Ltd's NPPES record is Merle Diamond, Managing Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Diamond Headache Clinic Ltd's NPI active?
- Yes — Diamond Headache Clinic Ltd's NPI (1912027665) is active in the NPPES registry as of the last update on 2017-12-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.