Dr. Sandra Dee Zelonis, MD
- Medicare services, 2024
- 394
- Medicare patients, 2024
- 381
- Hospital affiliations
- 2
- Medical group
- 1
- State license
- 1
- Practice address
- 3655 Mitchell Street, Loris, SC 29569
- Practice phone
- Call (843) 716-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Zelonis' 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. Sandra Dee Zelonis is an internist in Loris, South Carolina
Dr. Zelonis practices at McLeod Health Loris in Loris, South Carolina, part of McLeod Health.
Dr. Zelonis' NPI, 1528528858, was assigned on March 22, 2019. Dr. Zelonis holds South Carolina license 88126.
- NPI
- 1528528858NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8628304102
- NPI enumeration date
- March 22, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (843) 716-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sandra Dee Zelonis practices at McLeod Health Loris in Loris, South Carolina
Dr. Zelonis' primary practice is McLeod Health Loris, at 3655 Mitchell Street, Loris, SC 29569 in Horry County. The practice phone is (843) 716-7000.
- McLeod Health Loris3655 Mitchell Street, Loris, SC 29569 · Horry CountyPhone(843) 716-7000
Source: Dmand AI Affiliation Data
Dr. Sandra Dee Zelonis is affiliated with 3 sites of care and 1 medical group
Dr. Zelonis' primary practice is McLeod Health Loris in Loris, South Carolina, part of McLeod Health. Dr. Zelonis is also affiliated with McLeod Regional Medical Center Florence. The medical group on file is McLeod Health Loris. Dmand AI also links Dr. Zelonis to 1 more hospice, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Sandra Dee Zelonis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zelonis practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| McLeod Health Loris | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Sandra Dee Zelonis is one of 1,707 internists in South Carolina
Internal medicine is Dr. Zelonis' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Zelonis is licensed in South Carolina.
Specialties and state licenses
- Internal medicine, South CarolinaPrimary
Internists near Dr. Zelonis
Counts of internists 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. Sandra Dee Zelonis billed Medicare for 394 services in 2024
CMS data shows 394 Medicare services from Dr. Zelonis across 4 procedure codes in 2024, for 381 Medicare patients. Medicare paid $49,897 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Zelonis compared with the South Carolina median for internists, 2024
- Dr. Zelonis
- South Carolina median
- Medicare services
- 394vs 74047% below
- Medicare patients
- 381vs 25848% above
Medians across 1,708 internists in South Carolina with Dmand AI profiles that report each measure.
Dr. Zelonis' 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.
Need commercial claims for Dr. Zelonis?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zelonis and other internists in South Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sandra Dee Zelonis treated 381 Medicare patients in 2024, average age 77
CMS counts 381 Medicare patients who saw Dr. Zelonis in 2024. The largest group is 75 to 84, with 154 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 7% are also on Medicaid. Their average risk score is 2.04, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Zelonis' median patient age at 76, with 54% women.
Dr. Zelonis' Medicare patients by age, 2024
Dr. Zelonis' Medicare patients by sex, 2024
- Women19451%
- Men18749%
Chronic conditions among Dr. Zelonis' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis64%
- Ischemic heart disease51%
- Chronic kidney disease49%
- Diabetes45%
- Heart failure45%
- Atrial fibrillation43%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zelonis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women54%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Sandra Dee Zelonis takes part in Medicare
Dr. Zelonis accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Sources for Dr. Sandra Dee Zelonis'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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. Sandra Dee Zelonis
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. Sandra Dee Zelonis' NPI number?
Dr. Sandra Dee Zelonis' NPI number is 1528528858. It was assigned on March 22, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Sandra Dee Zelonis?
Dr. Sandra Dee Zelonis is an internist in Loris, South Carolina. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Sandra Dee Zelonis practice?
Dr. Zelonis practices at 3655 Mitchell Street, Loris, SC 29569. Dr. Zelonis' primary practice is McLeod Health Loris in Loris, South Carolina, part of McLeod Health. Dmand AI also links Dr. Zelonis to 1 hospice.
What is Dr. Sandra Dee Zelonis' office phone number?
The practice phone on file for Dr. Zelonis is (843) 716-7000.
What is Dr. Sandra Dee Zelonis' medical license number?
Dr. Zelonis holds South Carolina license 88126.
Which hospitals is Dr. Sandra Dee Zelonis affiliated with?
Dr. Zelonis practices at McLeod Health Loris in Loris, South Carolina. Dr. Zelonis is also affiliated with McLeod Regional Medical Center Florence.
What medical group is Dr. Sandra Dee Zelonis part of?
Dr. Zelonis is linked to McLeod Health Loris.
Does Dr. Sandra Dee Zelonis accept Medicare?
Yes. CMS data shows Dr. Zelonis billed Medicare for 394 services in 2024, and Dr. Zelonis accepts Medicare assignment.
How many Medicare patients does Dr. Sandra Dee Zelonis see?
CMS counts 381 Medicare patients who saw Dr. Zelonis in 2024, with an average age of 77.
What services does Dr. Sandra Dee Zelonis bill to Medicare?
In 2024, Dr. Zelonis' most billed Medicare services were hospital inpatient care (99223), critical care (99291) and hospital inpatient care (99222).
How long has Dr. Sandra Dee Zelonis been practicing?
Dr. Zelonis graduated from medical school in 2019, 7 years ago.
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