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Data updated: July 2026

Johnny Castellar Cerpa ✓

@doctor_castellar · Instagram · ES · medical-education

Followers
337K
Following
1.7K
Posts
642

About Johnny Castellar Cerpa

@doctor_castellar's followers & following

337K

@doctor_castellar currently has 337,223 followers on Instagram and follows 1,686 accounts, a follower-to-following ratio of 200.01. That places the account in the mid tier of medical-education creators.

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@doctor_castellar's content

642

@doctor_castellar has published 642 posts to date, working across stories, reels, static-posts, long-form-video. The account's content is classified under medical-education, beauty-tips, skincare. Bio: “Founder @castellar_clinic 📍Barcelona - Madrid Llamadas y WhatsApp 610 41 86 55 👨🏻‍⚕️ Cirujano 💉 Experto en armonización facial y BLEFA…”

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AI quality check on @doctor_castellar

95/100High authenticity

Zaver's AI analyzed this account across 20+ parameters before listing it publicly. No blocking issues were detected in our standard screening.

  • Audience location & demographics
  • Engagement quality & authenticity
  • Follower growth patterns
  • Signs of purchased followers
  • Content niche classification
  • Brand safety screening
  • Posting activity & consistency
  • Language & audience fit
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@doctor_castellar's rankings on Zaver

353rdin medical-educationof 5,379 vetted creatorsSee full ranking →2,496thin Spainof 23,519 vetted creatorsSee full ranking →

Based on follower count among creators that passed Zaver's indexing quality bar.

@doctor_castellar's audience

Audience snapshot

30% male · 70% female

Core age group25-34

Collaboration pricing

Price tierPremium

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Which brands fit Johnny Castellar Cerpa?

Frequently asked questions

How many Instagram followers does @doctor_castellar have?

As of July 2026, @doctor_castellar has 337,223 followers (337K) on Instagram, follows 1,686 accounts, and has published 642 posts. Zaver refreshes these numbers on a rolling basis.

How do I contact @doctor_castellar?

Verified contact details for @doctor_castellar — including business email where available — are held in Zaver, alongside contacts for 77M+ other Instagram creators. Zaver users can unlock them instantly and reach out with AI-personalized outreach. Unlock @doctor_castellar's contact info — free trial →

How much does @doctor_castellar charge for a sponsored post?

@doctor_castellar sits in the premium price tier on Zaver, based on follower scale, engagement and niche. Zaver's AI pricing model also produces a fair per-post price range with justification, so brands can negotiate from data instead of guessing. Get the AI fair-price estimate →

What is @doctor_castellar's net worth?

@doctor_castellar's net worth isn't publicly verified, and Zaver doesn't estimate personal wealth. What can be assessed is sponsored-post earning potential: with 337K followers and a premium price tier in medical-education, brand collaborations are a meaningful income stream — Zaver's AI pricing model estimates what each placement is worth. See the earning-potential estimate →

Does @doctor_castellar have fake followers?

Zaver's AI authenticity check scores @doctor_castellar 95/100, based on 20+ signals including engagement quality, follower growth patterns and signs of purchased followers. That indicates a predominantly genuine audience. Run the full authenticity check →

Who follows @doctor_castellar?

@doctor_castellar's 337K followers skew 30% male / 70% female, core age group 25-34. Full audience breakdowns — age bands, gender split and country-level distribution — are part of @doctor_castellar's report on Zaver.

Which influencers are similar to @doctor_castellar?

Zaver lists comparable medical-education creators in Spain in the "Influencers like @doctor_castellar" section on this page, matched by niche, audience size and engagement. Zaver users can also search all 5,379 vetted medical-education creators with plain-English queries.