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Property profile & analytics
FOR SALE
Office buildings
800 Montauk Hwy, West Islip, NY 11795
Entity Owned
Free & Clear
Property ID
US63-0068815
For Sale
1 / 29
$1,500,000
800 Montauk Hwy, West Islip, NY 11795
View Listing →
Property profile
Verified
Property type
Office buildings
Use group
PROFESSIONAL BUILDING
Lot
0.24 ac (10,454 SF)
Zoning code
GST
APN
0500-474.00-02.00-047.000
UPID
US63-0068815
Cap rate & NOI
Priority signal for investors
Implied cap rate, NOI & suggested price
Cap rate vs submarket · NOI estimate · 3 price anchors
Implied cap rate, NOI & suggested price
Cap vs submarket · NOI estimate · 3 price anchors
Current use
Occupant on record · Public records
-
Mehling Orthopedics Medical Clinic
-
Pavel Yufit, MD Physician
-
BHI Rejuve Spa & Massage Center Alternative Medicine Practice
-
Steven Burg Physician
-
Brian Mehling, MD Physician
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
by Request
Owner & transaction history
Mehling Holdings LLC
Mehling Holdings LLC
since 2025
3 recorded transactions
Zoning & alternative use
GST · West Islip, NY
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Cap rate
Implied · in-place · derived from last sale + estimated NOI
Implied Cap rate
#1
Implied · in-place · NOI ÷ last sale
In-place · derived from last sale + estimated NOI
Cap rate, NOI & submarket benchmark
Implied cap rate vs West Islip submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs West Islip submarket · NOI estimate · typical band, median & reading
Refine your cap rate
8-question underwriting flow
1.
Property current status — Going-In vs Stabilized
2.
Price for denominator — asking / offer / market
3.
Leasing status & lease structure (NNN / Gross)
4.
Tenant risk profile & vacancy assumption
5.
Upload T12 / rent roll / OM (optional)
Refine in 60 seconds, get exact suggested price
T12 upload · Submarket benchmarks · Sensitivity grid
Suggested price · 3 cap rate anchors
Income approach @ 5% / 7% / 9% — aggressive / typical / conservative
Suggested price at 5% / 7% / 9% cap
Aggressive / typical / conservative · Implied $/SF per anchor · Sensitivity grid
Suggested price at 5% / 7% / 9% cap
Aggressive / typical / conservative · implied $/SF · sensitivity
Value
AI, CAP & Alternative Use estimations · Realmo proprietary blendValue Estimations
Based on Realmo’s proprietary methodology
AI Approach
CAP Approach
Comparable Approach
Alternative Use
Get a detailed, property-specific estimation — fast and free
Price per SF
Sale + rent benchmarks
Subject property
—
Submarket sale & rent benchmarks
Median sale $/SF · Asking & closed rent · Submarket vacancy
Submarket sale & rent benchmarks
Median sale $/SF · asking & closed rent · submarket vacancy
Property tax & assessments
Tax year 2020Property tax & assessments
Tax year 2020
Assessed value
$72,900
Assessed 2023
Previous assessed
$72,900
+0.0% YoY
Assessed land
$49,400
Assessed improvement
$23,500
Land market value
$678,571
Improvement market value
$322,802
Total market value
$1,001,373
Applied tax rate
472,809.0000
Comparables
6 recent transactions · within 1.5 miComparable in this city
6 recent transactions
Comparable in this City
Similar Nearby for Sale
Similar Nearby for Lease
Recent comparable sales
Sale price & price/SF · Sale date & distance · Adjustments & confidence
Recent comparable sales
Sale price & $/SF · sale date & distance · adjustments
Property description
Physical attributes from public recordsBuilding & lot
Public records
Property type
Office buildings
Use group
PROFESSIONAL BUILDING
Status
For Sale
Heating
NONE
Lot
0.24 ac (10,454 SF)
Zoning code
GST
APN
0500-474.00-02.00-047.000
UPID
US63-0068815
Jurisdiction
SUFFOLK
Metro division
NASSAU-SUFFOLK, NY METROPOLITAN DIVISION
Zoning & alternative use
GST · West Islip, NY
Zoning GST · permitted uses
GST · West Islip, NY
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
West Islip. Always verify with local authorities before improvements.
Building & site characteristics
From public records
Heating
NONE
Lot
0.24 ac
Current owner
From public records · entity-resolved
Mehling Holdings LLC
Entity
Free & Clear · 0 yrs held
Mailing address
800 MONTAUK HWY, WEST ISLIP, NY 11795-4919
Mailing matches property
Yes
Owner-occupied
Yes
Ownership since
2025
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
3 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Aug 26, 2025
$271,051
Mehling Holdings LLC
County Of Suffolk
Quitclaim Deed
related
—
Apr 16, 2014
$373,456
Mehling Holdings LLC
Mehling Orthopedics PC
Grant Deed
related
—
Aug 14, 2004
$475,000
Orthopedics Mehling PC
Garcia,ariel
Warranty Deed
—
Coming soon
Costs & Benchmarks
Operating expenses, capex projections, utility benchmarks, and submarket comparables — all in one view.
Coming soon
Risks
Flood, climate, environmental, title, and tenant-concentration risk — surfaced with mitigations and source citations.
Try Rey
Ask anything about this address in plain English.
“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
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