Skip to content

Mark Alter, PsychiatristPsychiatrist in Ardmore, PA

Mark Alter, Psychiatrist is a psychiatrist at 551 W Lancaster Ave Suites 300 & 306, Haverford, PA 19041, ranked #1 of 440 psychiatrists in Ardmore and rated 5.0 from 11 Google reviews. Open 7 days a week.

This profile is built from public listing data. Confirm the provider’s license, services, fees and availability with the practice before you book.

Ardmore, PAUpdated 0 paid placements in any rankingHow we rank

Call (610) 892-3800Website ↗

Key facts

Key facts about Mark Alter, Psychiatrist
Address551 W Lancaster Ave Suites 300 & 306, Haverford, PA 19041, Ardmore, PAGet directions
Phone(610) 892-3800
Websitelifestance.com
HoursMonday to Sunday: 8 AM – 9 PM
Google rating5.0 from 11 Google reviews

Specialties

Each specialty shows the evidence we matched it on.

Service area

Serves Ardmore and 11 towns within 40 miles: Radnor, Broomall, Wayne, Drexel Hill, Lansdowne, Springfield, Yeadon, King of Prussia, Darby, Norristown and West Norriton.

Based in Ardmore, PAView on map

Opening hours

Opening hours for Mark Alter, Psychiatrist
DayHours
Monday8 AM – 9 PMevening
Tuesday8 AM – 9 PMevening
Wednesday8 AM – 9 PMevening
Thursday8 AM – 9 PMevening
Friday8 AM – 9 PMevening
Saturday8 AM – 9 PMevening
Sunday8 AM – 9 PMevening
  • Open evenings (after 6 PM)
  • Open Saturdays
  • Open Sundays

Questions about Mark Alter, Psychiatrist

How is Mark Alter, Psychiatrist ranked in Ardmore?

Mark Alter, Psychiatrist is ranked #1 of 440 psychiatrists in Ardmore by RP Score, with 76 out of 100 as of November 2026. The score weighs reputation, review volume, recency, availability, specialty focus, proximity, claimed profile and partnered. No business can pay to change its rank.

What are Mark Alter, Psychiatrist’s hours?

Mark Alter, Psychiatrist is open 7 days a week. Its listed hours are Monday to Sunday, 8 AM – 9 PM. On Saturdays it is open 8 AM to 9 PM, and on Sundays 8 AM to 9 PM. Hours come from the business listing; holiday hours may differ.

What areas does Mark Alter, Psychiatrist serve?

Serves Ardmore and 11 towns within 40 miles: Radnor, Broomall, Wayne, Drexel Hill, Lansdowne, Springfield, Yeadon, King of Prussia, Darby, Norristown and West Norriton. The list is based on the business's location and the usual service radius for psychiatry. Confirm your address is covered when you call.

What do Google reviews say about Mark Alter, Psychiatrist?

Mark Alter, Psychiatrist has a rating of 5.0 from 11 Google reviews. The RP Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact Mark Alter, Psychiatrist?

Call Mark Alter, Psychiatrist on (610) 892-3800. The business is at 551 W Lancaster Ave Suites 300 & 306, Haverford, PA 19041, Ardmore, PA. Its website is linked in the key facts on this page. Ask about fees, insurance and openings before you book a first session.

Own Mark Alter, Psychiatrist? Claim this profile.

Claiming is free. Correct your hours, specialties and service area. The RP Score is recalculated from corrected data; payment never changes it.

Claim this profile

Compare nearby psychiatrists

Mark Alter, Psychiatrist compared with nearby businesses
BusinessRankRP ScoreGoogle ratingSaturdaySundayDistance away
Mark Alter, Psychiatrist (this business)—765.0 (11)YesYes
Sarah Robinson, Psychiatric Nurse Practitioner#2765.0 (8)YesYes0.0 mi
Antony Krumbhaar, Psychiatric Nurse Practitioner#3764.5 (13)YesYes0.0 mi

See all 440 ranked psychiatrists in Ardmore