Mary Elizabeth Buchanan, MD
NPI 1831621507 · Diagnostic Radiology Physician · Madison, WI
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Elizabeth Buchanan, MD is a Diagnostic Radiology Physician provider in Madison, WI (NPI 1831621507).
Provider details
- NPI number
- 1831621507
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 80014 (WI)
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 tenure25% of score
9 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,473 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) |
|---|---|---|
| X-Ray of Knee, 3 Views73562 | 173 | $9 |
| X-Ray of Shoulder, Minimum of 2 Views73030 | 155 | $9 |
| X-Ray of Hip, 2-3 Views73502 | 131 | $11 |
| X-Ray of Foot, Minimum of 3 Views73630 | 128 | $16 |
| X-Ray of Knee, 3 Views73562 | 112 | $27 |
| X-Ray of Entire Middle and Lower Spine, 2-3 Views72082 | 87 | $15 |
| X-Ray of Hand, Minimum of 3 Views73130 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$832 across 13 records (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 (2)
- 12605 E 16th AveAurora, CO 80045-2545Phone: (720) 848-0000
- 90 Stoneleigh RdFairfield, CT 06825-1411Phone: (203) 556-7139
Registry dates
- Enumerated
- 2017-03-31
- Last updated
- 2023-06-14
- Certified
- 2023-06-14
Frequently asked questions
- What is Mary Elizabeth Buchanan's NPI number?
- Mary Elizabeth Buchanan's National Provider Identifier (NPI) is 1831621507, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Elizabeth Buchanan's specialty?
- Mary Elizabeth Buchanan is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Elizabeth Buchanan located?
- Mary Elizabeth Buchanan's practice location on file with NPPES is 600 Highland Ave, Madison, WI 53792-1411.
- What is Mary Elizabeth Buchanan's phone number?
- The practice phone number listed in the NPPES registry for Mary Elizabeth Buchanan is (608) 263-0899.
- Does Mary Elizabeth Buchanan accept Medicare?
- Mary Elizabeth Buchanan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Elizabeth Buchanan's NPI active?
- Yes — Mary Elizabeth Buchanan's NPI (1831621507) is active in the NPPES registry as of the last update on 2023-06-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.