About St. Mary’S Nursing Center IncSt. Mary’S Nursing Center Inc is located at 21585 Peabody Street, Leonardtown, MD, reachable at (301) 475-8000. This Non profit – Corporation facility operates 160.0 certified beds and serves an average of 116 residents per day. Medicare and Medicaid services have been provided since 1967-01-01. Notably, St. Mary’S Nursing Center Inc has maintained a perfect 5-star overall rating for all five years from 2022 to 2026, placing it among the top-performing facilities in MD.
#2290 of 14703 nationally – #42 of 221 in Maryland
Who Is This Facility Best For?
St. Mary’S Nursing Center Inc is a strong choice for families in the Leonardtown, MD area seeking a well-inspected, high-quality care environment. It scores well for both long-term residents and short-stay rehabilitation patients. Above-average staffing levels make it a good option for residents needing intensive nursing care.
Overall Rating 2022-2026
Total Nurse Hours/Day 2022-2026
Current Ratings (2026)
Overall Rating
★★★★★5 / 5
Health Inspection
★★★★★5 / 5
Staffing Rating
★★★★★4 / 5
Quality Measures (QM)
★★★★★5 / 5
Long-Stay QM Rating
★★★★★5 / 5
Short-Stay QM Rating
★★★★★5 / 5
5-Year Rating Trends
Overall Rating
Health Inspection Rating
Quality of Care (QM)
Staffing Rating
Average Residents per Day
Occupancy % (Residents / Beds)
Staffing InsightSt. Mary’S Nursing Center Inc currently provides 3 hours 42 minutes of total nurse staffing per resident per day, including 34 minutes of Registered Nurse (RN) coverage. The CMS Staffing Rating of 4 out of 5 reflects strong nurse coverage. Total nursing staff turnover stands at 42.6% — above the national average of ~35%.
Current Staffing Hours Per Resident Per Day (2026)
Total Nurse Staffing3 hours 42 minutes
Nurse Aide Hours2 hours 13 minutes
Licensed Practical Nurse (LPN) Hours55 minutes
Registered Nurse (RN) Hours34 minutes
Physical Therapist Hours3 minutes
National average total nurse staffing is approximately 3.5 hours per day
Weekend Staffing Hours Per Resident Per Day (2026)
Weekend Total Nurse Hours3 hours 11 minutes
Weekend Registered Nurse (RN) Hours18 minutes
Weekend staffing is typically lower than weekday levels. Ask the facility about their weekend nurse-to-resident ratios.
5-Year Staffing Trends
Total Nurse Hours/Day
Registered Nurse (RN) Hours/Day
Licensed Practical Nurse (LPN) Hours/Day
Nurse Aide Hours/Day
Total Staff Turnover %
Registered Nurse (RN) Turnover %
Compliance SummaryThe facility has received 2 fine(s) over the 5-year period, totaling $6,500. No substantiated complaints have been recorded in the available data.
Nationally, St. Mary’S Nursing Center Inc ranks 2290th out of 14,703 facilities (composite score: 83.3/100), placing it in the top 25% nationwide. Within MD, it ranks 42nd out of 221 nursing homes. For 2026 staffing: total nurse hours rank #7,205 nationally and RN hours rank #7,311 nationally (#168 in MD).
Total Nurse Staffing – Year-by-Year National and State Ranks
Year
Hours/Day
National Rank
MD State Rank
Note
2022
3.38
#8,862 / 14,703
#157 / 221
Below average
2023
3.35
#9,172 / 14,703
#144 / 221
Below average
2024
3.69
#6,496 / 14,703
#90 / 221
Above average
2025
3.67
#7,236 / 14,703
#98 / 221
Above average
2026
3.70
#7,205 / 14,703
#101 / 221
Above average
Registered Nurse (RN) Hours – Year-by-Year National and State Ranks
Year
Hours/Day
National Rank
MD State Rank
Note
2022
0.58
#7,121 / 14,703
#163 / 221
Above average
2023
0.42
#9,707 / 14,703
#200 / 221
Below average
2024
0.54
#7,340 / 14,703
#170 / 221
Above average
2025
0.45
#9,676 / 14,703
#189 / 221
Below average
2026
0.57
#7,311 / 14,703
#168 / 221
Above average
Total Nurse Rank – National (lower number = better)
Registered Nurse Rank – National (lower number = better)
Frequently Asked Questions
St. Mary’S Nursing Center Inc is certified as a Medicare and Medicaid facility and has been approved to provide these services since 1967-01-01. Medicare covers short-term skilled nursing care (typically up to 100 days after a qualifying hospital stay). Medicaid covers long-term care for residents who meet financial eligibility requirements. Contact the facility at (301) 475-8000 or your local Medicaid office to verify current eligibility.
St. Mary’S Nursing Center Inc holds an overall CMS (Centers for Medicare & Medicaid Services) rating of 5 out of 5 stars. This is made up of three components: Health Inspection (5★), Staffing (4★), and Quality of Resident Care (5★). Our independent composite quality score — which uses the raw underlying CMS numbers to break ties between similarly-rated facilities — is 83.3/100, placing it #2290 of 14703 facilities nationally and #42 of 221 in Maryland. Star ratings are a useful starting point, but the composite score and individual sub-ratings give a more complete picture for families comparing facilities.
Each resident at St. Mary’S Nursing Center Inc receives a reported average of 3 hours 42 minutes of total nurse staffing per day. This breaks down as: Registered Nurse (RN) coverage — 34 minutes; Licensed Practical Nurse (LPN) — 55 minutes; Nurse Aide — 2 hours 13 minutes. On weekends, total nurse staffing is 3 hours 11 minutes per resident per day. The CMS Staffing Rating for this facility is 4 out of 5. The national average for total nursing hours is approximately 3.5 hrs/day. Total nursing staff turnover is 42.6%. Families are encouraged to ask about current staffing schedules during their facility visit.
The facility has received 2 fine(s) over the 5-year period, totaling $6,500. No substantiated complaints have been recorded in the available data. In the most recent CMS reporting period, the facility received 0 fine(s) totaling $0, and 0 Medicare payment denial(s). Total penalties: 0. The Total Weighted Health Survey Score is 32.0 (lower scores are better). Full inspection history and complaint details are available at medicare.gov/care-compare.
Nationally, St. Mary’S Nursing Center Inc ranks 2290th out of 14,703 facilities (composite score: 83.3/100), placing it in the top 25% nationwide. Within MD, it ranks 42nd out of 221 nursing homes. For 2026 staffing: total nurse hours rank #7,205 nationally and RN hours rank #7,311 nationally (#168 in MD). Our composite quality score of 83.3/100 weighs health inspections, quality of resident care, staffing hours, compliance record, and five-year performance trends — giving a more complete picture than CMS star ratings alone, which can place hundreds of facilities in the same 5-star bucket. To browse and compare all nursing homes in Leonardtown, visit: https://nursinghomesnearme.org/maryland/leonardtown/
Data Disclaimer: All data on this page is sourced exclusively from the official CMS (Centers for Medicare and Medicaid Services) Nursing Home Compare dataset, covering reporting periods from 2022 through 2026. This includes facility ratings, staffing hours, inspection scores, fines, complaints, and geographic coordinates. NursingHomesNearMe.org does not independently verify, collect, or alter this data. Composite scores and rankings are calculated by NursingHomesNearMe.org – learn how rankings are calculated. Information may not reflect current facility conditions. Always contact the facility directly and verify at medicare.gov/care-compare before making care decisions.