This week, the overall grades of 10 Health Care Providers & Services stocks are lower, according to the Portfolio Grader database. Each of these rates a “D” (“sell”) or “F” overall (“strong sell”).

Chemed Corporation (CHE) declines this week from a C to a D. Chemed Corporation provides hospice care, and plumbing and drain cleaning services in the United States. For more information, get Portfolio Grader’s complete analysis of CHE stock.

DaVita HealthCare Partners Inc. (DVA) gets weaker ratings this week as last week’s D drops to a F. DaVita HealthCare Partners Inc. operates kidney dialysis centers in the United States. The company also gets F’s in earnings growth. For more information, get Portfolio Grader’s complete analysis of DVA stock.

This is a rough week for Patterson Companies, Inc. (PDCO). The company’s rating falls to D from the previous week’s C. Patterson Companies, Inc. distributes dental products, veterinary supplies for companion pets, and rehabilitation supplies. For more information, get Portfolio Grader’s complete analysis of PDCO stock.

This week, Providence Service Corporation (PRSC) drops from a C to a D rating. Providence Service Corporation provides and manages government sponsored social services and non-emergency transportation services. The company also gets F’s in operating margin growth. For more information, get Portfolio Grader’s complete analysis of PRSC stock.

Triple-S Management Corporation Class B (GTS) slips from a C to a D this week. Triple-S Management Corporation Class B is an independent licensee of the Blue Cross Blue Shield Association. The company also gets F’s in earnings growth, earnings revisions, earnings surprise, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of GTS stock.

Civitas Solutions, Inc. (CIVI) experiences a ratings drop this week, going from last week’s C to a D. The company also gets F’s in earnings revisions and earnings surprise. For more information, get Portfolio Grader’s complete analysis of CIVI stock.

This week, AAC Holdings, Inc.’s (AAC) rating worsens to a D from the company’s C rating a week ago. AAC Holdings, Inc. is a blank check company organized under the laws of the Cayman Islands as an exempted company with limited liability. The company also gets F’s in earnings growth, earnings surprise, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of AAC stock.

Capital Senior Living Corporation (CSU) is having a tough week. The company’s rating falls from a D to a F. Capital Senior Living Corporation operates senior living communities in the United States. The company also gets F’s in earnings revisions and earnings surprise. For more information, get Portfolio Grader’s complete analysis of CSU stock.

Slipping from a C to a D rating, Cross Country Healthcare, Inc. (CCRN) takes a hit this week. Cross Country Healthcare, Inc. provides healthcare staffing and outsourcing services to the healthcare market. The company also gets F’s in earnings growth and earnings momentum. For more information, get Portfolio Grader’s complete analysis of CCRN stock.

Sharps Compliance Corp. (SMED) earns a D this week, moving down from last week’s grade of C. Sharps Compliance Corp. is a full-service provider of cost-effective solutions for management of medical waste and unused dispensed medications generated outside of the hospital and large health care facility setting, serving more than 4,000 customers in all 50 states. The company also gets F’s in earnings revisions and earnings surprise. For more information, get Portfolio Grader’s complete analysis of SMED stock.

Louis Navellier’s proprietary Portfolio Grader stock ranking system assesses roughly 5,000 companies every week based on a number of fundamental and quantitative measures. Stocks are given a letter grade based on their results — with A being “strong buy,” and F being “strong sell.” Explore the tool here.