What is Marilyn Lacrosse's NPI number?

Marilyn Lacrosse's National Provider Identifier (NPI) is 1255376885, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marilyn Lacrosse's specialty?

Marilyn Lacrosse is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Marilyn Lacrosse located?

Marilyn Lacrosse's practice location on file with NPPES is 360 Station Dr, Crystal Lake, IL 60014.

What is Marilyn Lacrosse's phone number?

The practice phone number listed in the NPPES registry for Marilyn Lacrosse is (815) 338-6600.

Is Marilyn Lacrosse's NPI active?

Yes — Marilyn Lacrosse's NPI (1255376885) is active in the NPPES registry as of the last update on 2018-06-07.

IndividualActive

Marilyn Lacrosse, M.D.

NPI 1255376885 · Family Medicine Physician · Crystal Lake, IL

Marilyn Lacrosse, M.D. is a Family Medicine Physician provider in Crystal Lake, IL (NPI 1255376885).

Provider details

NPI number: 1255376885
Entity type: Individual
Primary specialty: Family Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: M.D.
Sex: Female
Sole proprietor: No
License: 44165-020 (WI)

Specialties & taxonomies

Family Medicine PhysicianPrimary207Q00000XLicense 036119800 (IL)
Allopathic & Osteopathic Physicians
Emergency Medicine Physician207P00000XLicense 44165-020 (WI)
Allopathic & Osteopathic Physicians
Emergency Medicine Physician207P00000XLicense 036119800 (IL)
Allopathic & Osteopathic Physicians
Pediatric Adolescent Medicine Physician2080A0000XLicense 036-119800 (IL)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(100/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
20 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
4 documented practice locations

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

360 Station Dr

Crystal Lake, IL 60014

Phone: (815) 338-6600

Fax: (847) 802-7112

Street-level locationGet directions

More IL providers

Mailing address

360 Station Dr

Crystal Lake, IL 60014-7978

Additional practice locations (3)

10350 Haligus Rd
Huntley, IL 60142-9545
Phone: (815) 338-6600
Fax: (847) 802-7112
2507 N Richmond Rd
Mchenry, IL 60051-5407
Phone: (815) 338-6600
Fax: (815) 385-3255
1925 Huntley Rd
West Dundee, IL 60118-9301
Phone: (815) 338-6600
Fax: (847) 426-5162

Enumerated: 2006-06-18
Last updated: 2018-06-07

Frequently asked questions

What is Marilyn Lacrosse's NPI number?: Marilyn Lacrosse's National Provider Identifier (NPI) is 1255376885, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Marilyn Lacrosse's specialty?: Marilyn Lacrosse is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
Where is Marilyn Lacrosse located?: Marilyn Lacrosse's practice location on file with NPPES is 360 Station Dr, Crystal Lake, IL 60014.
What is Marilyn Lacrosse's phone number?: The practice phone number listed in the NPPES registry for Marilyn Lacrosse is (815) 338-6600.
Is Marilyn Lacrosse's NPI active?: Yes — Marilyn Lacrosse's NPI (1255376885) is active in the NPPES registry as of the last update on 2018-06-07.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.