Back to breezy and anagram-filled from D&LS. Some nice variation in words, and all fairly clued. Lovely!

Across

1

Medicine each registered doctor required before operations (8)
EARDROPS — EA (each) R (registered) DR (doctor) OPS (operations)

5

Reporter rode around carrying it (6)
EDITOR — reversal (around) of RODE with IT inside

10

Celestial body containing sulphur and oxygen approaches (5,2)
COMES TO — COMET (celestial body) with S (sulphur) inside, O (oxygen)

11

Tenants formally register in vacated rooms? (7)
RENTERS — ENTER (formally register) inside RS (rooms without inside letters)

12

Favourite uncle worried about a bad temper (9)
PETULANCE — PET (favourite) anagram (worried) of UNCLE

13

Some bloke with no time for cheapskate (5)
MISER — MIStER (some bloke) without t (time)

14

Spot package in uncle's pyjamas (4)
ESPY — hidden in unclE'S PYjamas

16

Cross is modified with small cutting tool (8)
SCISSORS — anagram (modified) of CROSS IS, S (small)

19

Complimentary spirit is very cold (8)
FREEZING — FREE (complimentary) ZING (spirit)

20

Spirit revealed primarily in personal account of life (4)
BRIO — R (first letter of revealed) inside BIO (personal account of life)

23

Move upright piano not needed in worship (5)
RAISE — pRAISE (worship) without p (piano)

24

A Greek, greatly experienced, is responsive (9)
AGREEABLE — A, GREE (most of Greek) ABLE (experienced)

26

Wind and water distributed helium (7)
WREATHE — anagram (distributed) of WATER, HE (helium)

27

Straighten out two briefly living in different units (7)
UNTWIST — TW (two without last letter) inside anagram (different) of UNITS

28

Nonsense stated by army without male club (6)
ROTARY — ROT (nonsense), ARmY without m (male)

29

I changed a lot during boring worshipping (8)
IDOLATRY — I, anagram (changed) of A LOT inside DRY (boring)

Down

1

Code corrupted PC in here (8)
ENCIPHER — anagram (corrupted) of PC IN HERE

2

Clock wound back and forward (5)
REMIT — reversal (wound back) of TIMER (clock)

3

Take stock from street, breaking rule (6)
RUSTLE — ST (street) inside RULE

4

Get a spin doctor changing forecast (14)
PROGNOSTICATED — anagram (changing) of GET A SPIN DOCTOR

6

Spirit and mind, say, transformed male (8)
DYNAMISM — anagram (transformed) of MIND SAY, M (male)

7

Funds manager is more confident after conversion of rate (9)
TREASURER — SURER (more confident) after anagram (conversion) of RATE

8

Where holiday makers go to rest or otherwise (6)
RESORT — anagram (otherwise) of REST OR

9

Replaced egg under bird on nest (8-6)
BREEDING-GROUND — anagram (replaced) of EGG UNDER BIRD ON

15

Suitable page linked to updated Internet (9)
PERTINENT — P (page) anagram (updated) of INTERNET

17

Reeds poisoned tailless tern and rat? (8)
DESERTER — anagram (poisoned) of REEDS, TER (tern without last letter)

18

Woods yells, warning of danger before shot (8)
FORESTRY — FORES (yells, warning of danger) TRY (shot)

21

Beer maker's bar doing without a large jug (6)
BREWER — BaR without a, EWER (large jug)

22

Part of Australia included in real cost of living (6)
RENTAL — NT (part of Australia) inside REAL

25

Physically well-developed but punched by one with left (5)
BUILT — I (one) L (left) inside (punched by) BUT