Christopher Sadlack, M.D.
NPI 1790978104 · Orthopaedic Surgery Physician · Atlanta, GA
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Sadlack, M.D. is a Orthopaedic Surgery Physician provider in Atlanta, GA (NPI 1790978104).
Provider details
- NPI number
- 1790978104
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 053873 (GA)
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
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
68 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 54 | $65 |
| Replacement of Thigh Bone and Hip Joint With Prosthesis27130 | 14 | $1,293 |
Typical Medicare-allowed amounts for these services range $65–$1,293 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl | 190 | 108 |
| Meloxicam | 45 | 33 |
| Gabapentin | 37 | 27 |
| Tramadol Hcl | 31 | 25 |
| Cyclobenzaprine Hcl | 28 | 13 |
| Naloxone Hcl | 25 | 25 |
| Cefadroxil | 21 | 21 |
| Hydrocodone/Acetaminophen |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$21 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
Registry dates
- Enumerated
- 2007-08-20
- Last updated
- 2007-08-20
Frequently asked questions
- What is Christopher Sadlack's NPI number?
- Christopher Sadlack's National Provider Identifier (NPI) is 1790978104, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Sadlack's specialty?
- Christopher Sadlack is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Sadlack located?
- Christopher Sadlack's practice location on file with NPPES is 69 Jesse Hill Jr Dr Se, Atlanta, GA 30303-3033.
- What is Christopher Sadlack's phone number?
- The practice phone number listed in the NPPES registry for Christopher Sadlack is (404) 778-1556.
- Does Christopher Sadlack accept Medicare?
- Christopher Sadlack is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Sadlack's NPI active?
- Yes — Christopher Sadlack's NPI (1790978104) is active in the NPPES registry as of the last update on 2007-08-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.