An update on credit rating activity in the last week at a dozen hospital or health systems:
Moody's Investors Service
1. Moody's affirmed Palo Alto, Calif.-based Lucile Packard Children's Hospital's "A1" rating.
2. Moody's assigned an "A1" rating to Appleton, Wis.-based ThedaCare's series 2019 bonds.
3. Moody's assigned its "Aa3" rating to Philadelphia-based University of Pennsylvania Health System's series A 2019 bonds.
4. Moody's assigned its "A3" rating to New York CIty-based Mount Sinai Hospital's 2019 bonds.
5. Moody's assigned an "A1" rating to Houston-based Memorial Hermann Health System's series 2019 and 2020 bonds.
Fitch Ratings
6. Fitch assigned Irving, Texas-based Christus Health an issuer default rating of "A+."
7. Fitch assigned Trenton, Mo-based Wright Memorial Hospital's series 2019 revenue bonds a "BBB-" rating.
8. Fitch upgraded Poway, Calif.-based Palomar Health's issuer default rating to "BBB-" from "BB+."
S&P Global Ratings
9. S&P assigned its "A-" rating to Norman (Okla.) Regional Health System's 2019 revenue bonds.
10. S&P affirmed its "A+" issuer credit rating on Evergreen Park, Ill.-based Little Company of Mary Hospital and Health Care Centers.
11. S&P affirmed Charlotte, N.C.-based Atrium Health's "AA-" rating.
12. S&P affirmed its "A" long-term rating on Winston Salem, N.C.-based Wake Forest Baptist Medical's obligated group.