Dr. Robert C. Schnackenberg, MD
- Medicare services, 2024
- 651
- Medicare patients, 2024
- 74
- Part D claims, 2024
- 3,037
- Hospital affiliations
- 1
- Industry payments
- $6,792
- Practice address
- 302 University Parkway, Aiken, SC 29801
- Practice phone
- Call (803) 641-5900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Schnackenberg's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Robert C. Schnackenberg is a psychiatrist in Aiken, South Carolina
Dr. Schnackenberg practices at Aiken Regional Medical Centers in Aiken, South Carolina, part of Universal Health Services.
Dr. Schnackenberg's NPI, 1548240484, was assigned on January 18, 2006. Dr. Schnackenberg graduated from University of Michigan Homeopathic Medical School in 1961. Dr. Schnackenberg holds South Carolina license 5816.
- NPI
- 1548240484NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1153452263
- NPI enumeration date
- January 18, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (803) 641-5900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 91
- Medical school graduation
- 1961
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert C. Schnackenberg practices at Aiken Regional Medical Centers in Aiken, South Carolina
Dr. Schnackenberg's primary practice is Aiken Regional Medical Centers, at 302 University Parkway, Aiken, SC 29801 in Aiken County. The practice phone is (803) 641-5900.
- Aiken Regional Medical Centers302 University Parkway, Aiken, SC 29801 · Aiken CountyPhone(803) 641-5900
Source: Dmand AI Affiliation Data
Dr. Robert C. Schnackenberg is affiliated with 4 sites of care and 3 medical groups
Dr. Schnackenberg's primary practice is Aiken Regional Medical Centers in Aiken, South Carolina, part of Universal Health Services. Dmand AI also links Dr. Schnackenberg to 3 group practices and clinics and 3 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Robert C. Schnackenberg's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Schnackenberg practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Aiken Regional Medical Centers | Available with a free account |
| +3 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert C. Schnackenberg is one of 630 psychiatrists in South Carolina
Psychiatry is Dr. Schnackenberg's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Schnackenberg is licensed in South Carolina.
Specialties and state licenses
- Psychiatry, South CarolinaPrimary
Psychiatrists near Dr. Schnackenberg
Counts of psychiatrists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Robert C. Schnackenberg billed Medicare for 651 services in 2024
CMS data shows 651 Medicare services from Dr. Schnackenberg across 5 procedure codes in 2024, for 74 Medicare patients. Medicare paid $39,345 for them. Every service was in an office.
Dr. Schnackenberg's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3362024: 3282%
- Tests and treatments
- 2023: 3412024: 3235%
Dr. Schnackenberg compared with the South Carolina median for psychiatrists, 2024
- Dr. Schnackenberg
- South Carolina median
- Medicare services
- 651vs 1295.0 times
- Medicare patients
- 74vs 4951% above
- Part D claims
- 2,816vs 16816.8 times
Medians across 616 psychiatrists in South Carolina with Dmand AI profiles that report each measure.
Dr. Schnackenberg's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Schnackenberg and other psychiatrists in South Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert C. Schnackenberg treated 74 Medicare patients in 2024, average age 69
CMS counts 74 Medicare patients who saw Dr. Schnackenberg in 2024. The largest group is 65 to 74, with 37 patients. 75% of them have high cholesterol, and 75% have mood disorders. Their average risk score is 0.95, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Schnackenberg's median patient age at 65, with 67% women.
Dr. Schnackenberg's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Schnackenberg's Medicare patients by sex, 2024
- Women4459%
- Men3041%
Chronic conditions among Dr. Schnackenberg's Medicare patients, 2024
- High cholesterol75%
- Mood disorders75%
- High blood pressure73%
- Depression66%
- Anxiety53%
- Arthritis47%
- Diabetes34%
- Ischemic heart disease27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Schnackenberg's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women67%
- Men33%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert C. Schnackenberg wrote 3,037 Medicare Part D claims in 2024
In 2024, Dr. Schnackenberg wrote 3,037 Medicare Part D claims for 129 patients. 96% of them were for generic drugs. CMS names the drug for 2,816 of them, across 50 drugs with 11 or more claims each, at $120,815 in total drug cost. In 2023, CMS named 3,131 claims across 56 drugs.
Dr. Schnackenberg's Part D claims by kind of drug, 2024
- Generic2,922 claims96%
- Brand-name115 claims4%
Dr. Schnackenberg's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Schnackenberg's Part D claims, 2024
- Antipsychotics, patients 65 and over5%161 of 3,037 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 3,1312024: 2,81610%
Drugs named by CMS: 50 in 2024, 56 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Robert C. Schnackenberg offers telehealth to Medicare patients
Dr. Schnackenberg accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Schnackenberg as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Robert C. Schnackenberg received $6,792 in industry payments from 2016 to 2025
CMS Open Payments shows 428 general payments to Dr. Schnackenberg from 33 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Abbvie Inc. paid the most, $999.
General payments to Dr. Schnackenberg by program year, 2016 to 2025
General payments to Dr. Schnackenberg by kind, 2016 to 2025
- Food and beverage$6,73699%
- Education$561%
Companies that paid Dr. Schnackenberg the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robert C. Schnackenberg graduated from University of Michigan Homeopathic Medical School
Dr. Schnackenberg graduated from University of Michigan Homeopathic Medical School in 1961.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert C. Schnackenberg's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Robert C. Schnackenberg
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Robert C. Schnackenberg's NPI number?
Dr. Robert C. Schnackenberg's NPI number is 1548240484. It was assigned on January 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert C. Schnackenberg?
Dr. Robert C. Schnackenberg is a psychiatrist in Aiken, South Carolina. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Robert C. Schnackenberg practice?
Dr. Schnackenberg practices at 302 University Parkway, Aiken, SC 29801. Dr. Schnackenberg's primary practice is Aiken Regional Medical Centers in Aiken, South Carolina, part of Universal Health Services. Dmand AI also links Dr. Schnackenberg to 3 group practices and clinics and 3 medical groups.
What is Dr. Robert C. Schnackenberg's office phone number?
The practice phone on file for Dr. Schnackenberg is (803) 641-5900.
What is Dr. Robert C. Schnackenberg's medical license number?
Dr. Schnackenberg holds South Carolina license 5816.
Which hospitals is Dr. Robert C. Schnackenberg affiliated with?
Dr. Schnackenberg practices at Aiken Regional Medical Centers in Aiken, South Carolina.
Does Dr. Robert C. Schnackenberg accept Medicare?
Yes. CMS data shows Dr. Schnackenberg billed Medicare for 651 services in 2024, and Dr. Schnackenberg accepts Medicare assignment.
Does Dr. Robert C. Schnackenberg offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Schnackenberg as offering telehealth services.
How many Medicare patients does Dr. Robert C. Schnackenberg see?
CMS counts 74 Medicare patients who saw Dr. Schnackenberg in 2024, with an average age of 69.
What services does Dr. Robert C. Schnackenberg bill to Medicare?
In 2024, Dr. Schnackenberg's most billed Medicare services were office visit, established patient (99213), psychiatric service (90833) and psychiatric service (90836).
Show 4 more questionsShow fewer questions
Where did Dr. Robert C. Schnackenberg go to medical school?
Dr. Schnackenberg graduated from University of Michigan Homeopathic Medical School in 1961.
What drugs does Dr. Robert C. Schnackenberg prescribe most?
In 2024 Medicare Part D data, Dr. Schnackenberg's most prescribed drugs by claims were Lorazepam, Alprazolam and Clonazepam.
Has Dr. Robert C. Schnackenberg received payments from drug or device companies?
CMS Open Payments shows $6,792 in general payments to Dr. Schnackenberg from 33 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Robert C. Schnackenberg been practicing?
Dr. Schnackenberg graduated from medical school in 1961, 65 years ago.
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