Dr Mariam's Team · Since 2014
OET Writing Correction.
Grade B in 24 hours.
Submit your OET letter. Dr Mariam's team marks it against all 6 criteria and returns detailed, actionable feedback within your chosen turnaround. From $12.
11,000+
letters marked
4.9/5
from 1,900+ reviews
24h
fastest turnaround
2014
operating since
Dr Mariam
PhD English · 20+ years OET teaching
What you get with every letter
Per-criterion feedback
Comments on all 6 OET criteria — Purpose, Content, Conciseness & Clarity, Genre & Style, Organisation & Layout, Language.
Estimated grade
An honest Grade prediction (A/B/C) against current 2026 CBLA strictness. No inflated grades — a real assessment.
24h, 48h or 72h
Choose your turnaround at checkout. The 24h option is available on every pack. Most returns come before the deadline.
Rewrite suggestions
Specific sentence-level rewrites for the lines that cost you marks. Not just "improve this" — concrete alternatives.
12 professions covered
Nurses, doctors, pharmacists, physios, dentists, dietitians, OTs, optometrists, podiatrists, radiographers, speech pathologists, vets.
Human, not AI
Dr Mariam's team reads every letter. No AI grading tool. No offshore marking. The same team since 2014.
OET Writing Packs
One letter or ten — pick the pack that fits where you are in your prep.
Single Letter
From $12
Try it once before committing to a pack.
See detailsMost popular
Progress Pack
From $35
5 letters. The standard arc from first attempt to Grade B.
See detailsDevelopment Pack
From $45
8 letters. Best value per letter for intensive prep.
See detailsMastery Pack
From $70
10 letters. For candidates close to the exam who want every letter reviewed.
See detailsFrom healthcare professionals who passed
"I had failed OET Writing twice before finding Dr Mariam's service. The per-criterion breakdown showed me exactly where I was losing marks. Passed with Grade B on my third attempt."
Sarah M.
Registered Nurse, UK
"The 24-hour turnaround was perfect for my exam preparation schedule. Detailed, honest feedback — no sugar-coating. My purpose and content scores both improved after three letters."
Dr James O.
Doctor, Australia
"What I appreciated was the profession-specific feedback. Not generic advice — the examiner knew exactly what a pharmacist letter needs. Passed GMC writing requirement first try."
Priya K.
Pharmacist, Canada
"I used the Progress Pack — 5 letters over 6 weeks. By letter four, the feedback was minimal. By letter five I was ready. Passed with 370."
Ana L.
Physiotherapist, Ireland
"Honest grading from the start. My first letter was a C+, which stung, but the feedback was so specific that I knew exactly what to fix. Grade B on exam day."
Michael T.
Dentist, New Zealand
"I've been back three times — once for NMC, once for AHPRA, once to help a colleague. The consistency of Dr Mariam's feedback across years is remarkable."
Florence N.
Nurse, multiple registrations
Common questions
How quickly do I get my corrected letter back? +
You choose at checkout: 24-hour, 48-hour, or 72-hour turnaround. The 24-hour option is available on all OET writing packs. Most letters are returned ahead of the deadline.
Who corrects my OET letter? +
Dr Mariam's team. Dr Mariam holds a PhD in English and has been teaching OET writing since 2017. Her team has marked over 11,000 letters. No AI grading, no offshore outsourcing.
What does the feedback cover? +
All 6 official OET writing criteria: Purpose, Content, Conciseness and Clarity, Genre and Style, Organisation and Layout, and Language. You receive per-criterion comments, an estimated grade, and specific rewrite suggestions.
How many letters do I need to reach Grade B? +
Most candidates who start at Grade C reach Grade B within 4 to 8 corrected practice letters, depending on how consistently they act on the feedback. The Progress Pack (5 letters) is designed exactly for this arc.
Ready to get your letter corrected?
Choose your pack, submit your letter, receive per-criterion feedback from Dr Mariam's team within 24 hours.
Sitting IELTS instead? IELTS writing correction