Gregory Henkle, M.D.
NPI 1649408030 · Diagnostic Radiology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Henkle, M.D. is a Diagnostic Radiology Physician provider in Chicago, IL (NPI 1649408030).
Provider details
- NPI number
- 1649408030
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036.117562 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
16 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
5 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
4,139 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Screening Mammography77067 | 1,542 | $34 |
| Screening 3d Breast Mammography77063 | 1,535 | $27 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 233 | $9 |
| X-Ray of Chest, 1 View71045 | 129 | $8 |
| Diagnostic Digital Breast Tomosynthesis, Unilateral Or Bilateral (list Separately in Addition to 77065 Or 77066)G0279 | 63 | $28 |
| X-Ray of Chest, 2 Views71046 | 61 | $23 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$18 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 (4)
- 927 Broadway StQuincy, IL 62301-2719Phone: (217) 223-8400Fax: (217) 277-3960
- 4800 Maine StQuincy, IL 62305-5875Phone: (217) 223-8400Fax: (217) 277-3960
- 10855 Virginia StCrown Point, IN 46307-0210Phone: (888) 824-0200
- 100 Medical DrHannibal, MO 63401-6877Phone: (573) 221-5250Fax: (573) 231-3731
Registry dates
- Enumerated
- 2009-06-24
- Last updated
- 2026-02-25
- Certified
- 2026-02-25
Frequently asked questions
- What is Gregory Henkle's NPI number?
- Gregory Henkle's National Provider Identifier (NPI) is 1649408030, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Henkle's specialty?
- Gregory Henkle is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Henkle located?
- Gregory Henkle's practice location on file with NPPES is 5841 S Maryland Ave, Chicago, IL 60637-1443.
- What is Gregory Henkle's phone number?
- The practice phone number listed in the NPPES registry for Gregory Henkle is (888) 824-0200.
- Does Gregory Henkle accept Medicare?
- Gregory Henkle is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Henkle's NPI active?
- Yes — Gregory Henkle's NPI (1649408030) is active in the NPPES registry as of the last update on 2026-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.