Mark Lewis, MD, FASCO✓ Add us as a preferred source on Google
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Followers
96.1K
Posts
51.5K
Following
34.8K
Account age
14 yrs
💰 Suggested sponsorship rate
$538 – $875 / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
🎁 Free analysisfor Mark Lewis, MD, FASCO
Known for
13.4M views
I had a medical student shadow me all day in oncology clinic and, when I asked them at the end what surprised them the most, they paused to reflect & then said “the hope”
5.4M views
Honestly don't know how to earn that 5th star
2.6M views
Ordered a bone density test for someone who never had one before
Had it denied because “we don’t know the patient’s bone density is low”
2M views
Incredible tribute to phospholipids
📊 Post performance
Recent posts · views
May 14latest
1.7M
Avg views / post
1.2M–5.4M
Typical post (views)
17.8×
Reach vs followers
53/100
Consistent reach
Sep 2012
On X since
Half of recent posts land between 1.2M and 5.4M views (median 1.7M) — a dependable floor a sponsored post can count on.
🔥 Top post: I had a medical student shadow me all day in oncology clinic and · 13.4M views
📊 Activity & format
Posting cadence
0.06 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly text
Recent: 2 video · 6 image · 10 text.
Follower / following
2.8×
Follows 34.8K back. A more reciprocal / networked account.
Verification
✓ X Premium
A paid X Premium (Blue) verified account.
Recent posts
View on X ↗▶
🔥 Top post
I had a medical student shadow me all day in oncology clinic and, when I asked them at the end what surprised them the most, they paused to reflect & then said “the hope”
Cancer killed my father and now it must prepare to die
▶
Ordered a bone density test for someone who never had one before
Had it denied because “we don’t know the patient’s bone density is low”
Doctor here: in a world of siloed electronic medical records (and where we are still using the fax machine in the Year of Our Lord 2024) I find it enormously helpful when patients do this
Self-advocacy is among the most powerful forces in…
There’s a chemotherapy I prescribe where the infusion rate varies by both temperature & altitude and the dosage coefficient changes based on the patient’s bilirubin so I am very lucky that medicine doesn’t involve <checks notes> …
Is there a Pulitzer for subtitles?
BREAKING: Tim Walz has already arrived at the airport with his family to make sure they’re on time for the Democratic National Convention
Incredible tribute to phospholipids
Americans will do ANYTHING not to use the metric system
Honestly don't know how to earn that 5th star
Gram positive
I had a medical student shadowing me today so we spent a lot of valuable time reviewing how to use this piece of specialized equipment that is now almost unique to the healthcare industry
▶
Ordered a bone density test for someone who never had one before
Had it denied because “we don’t know the patient’s bone density is low”
Doctor here: in a world of siloed electronic medical records (and where we are still using the fax machine in the Year of Our Lord 2024) I find it enormously helpful when patients do this
Self-advocacy is among the most powerful forces in…
There’s a chemotherapy I prescribe where the infusion rate varies by both temperature & altitude and the dosage coefficient changes based on the patient’s bilirubin so I am very lucky that medicine doesn’t involve <checks notes> …
Is there a Pulitzer for subtitles?
BREAKING: Tim Walz has already arrived at the airport with his family to make sure they’re on time for the Democratic National Convention
Incredible tribute to phospholipids
Americans will do ANYTHING not to use the metric system
Honestly don't know how to earn that 5th star
Gram positive
I had a medical student shadowing me today so we spent a lot of valuable time reviewing how to use this piece of specialized equipment that is now almost unique to the healthcare industry
💡 Facts
🗓️Joined X in 2012 — 14 years ago.
👁️Averages 1.7M views per post.
📤Posts about 0.1× per week.
💬87.77% engagement rate.
🏅Earned the 10K Followers for passing 10K followers.
🕵️ Fake follower check
Estimated79/100
Good
Credibility score
86%
Real
Real audience
Low
Fake-follower risk
High
Data confidence
- Est. 86% real, active audience · Low fake-follower risk.
- Strong engagement (~17.8× of followers engage each post) — an active, real audience.
- Verified account.
- Established account (14+ years old).
- 87.77% engagement is implausibly high for a X account this size (typ. ~8.8%) — a red flag for engagement pods or bought likes/comments.
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
Director, GI Oncology, @Intermountain. Interests: neuroendocrine tumors, cancer syndromes, empathy (even had a Whipple myself). Tweets my own.
📸 Gallery
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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18%
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16%
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13%
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12%
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11%
Randy Ebright
11%
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Mark Lewis, MD, FASCO has 96,134 followers on X.
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