Dannielle Grayer, MD
NPI 1548754674 · Internal Medicine Physician · Chicago, IL
Enrolled with Medicare as Order and Referring Only - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dannielle Grayer, MD is a Internal Medicine Physician provider in Chicago, IL (NPI 1548754674).
Provider details
- NPI number
- 1548754674
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 125073279 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
7 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$122 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 1650 W Harrison St Ste 466Chicago, IL 60612-3800Phone: (312) 942-2200
Registry dates
- Enumerated
- 2018-06-21
- Last updated
- 2022-06-29
- Certified
- 2022-06-29
Frequently asked questions
- What is Dannielle Grayer's NPI number?
- Dannielle Grayer's National Provider Identifier (NPI) is 1548754674, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dannielle Grayer's specialty?
- Dannielle Grayer is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Dannielle Grayer located?
- Dannielle Grayer's practice location on file with NPPES is 240 E Huron St # 1-200, Chicago, IL 60611-2909.
- What is Dannielle Grayer's phone number?
- The practice phone number listed in the NPPES registry for Dannielle Grayer is (312) 503-7975.
- Does Dannielle Grayer accept Medicare?
- Dannielle Grayer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dannielle Grayer's NPI active?
- Yes — Dannielle Grayer's NPI (1548754674) is active in the NPPES registry as of the last update on 2022-06-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.