It could be with something like this:
CREATE TABLE numerator(
memberid int,
measureid int
);
INSERT INTO numerator
VALUES
(1,501),
(1,502),
(1,503),
(2,501),
(2,502),
(3,501),
(3,501),
(3,501),
(3,501),
(4,501),
(4,502),
(4,503),
(4,504),
(4,505);
SELECT memberid,
measureid
FROM numerator
WHERE memberid IN (
SELECT memberid
FROM numerator
GROUP BY memberid
HAVING COUNT( DISTINCT CASE WHEN measureid IN( 501, 502, 503) THEN measureid END)= 3);
GO
DROP TABLE numerator;