DENTISTS · LANCASTER, CA
Dr. Nathan Zaghi, DDS logoHow the Experts Score is calculatedEach factor is a percentile (0–100) against the other companies in this category, then weighted:Satisfaction 50%53+26.5Reliability 21%33+7.1Momentum 11%73+8.3Track record 10%63+6.3Accountability 7%28+2Experts Score= 50Not enough data for craft & service, value; its weight is shared by the others.Grade C: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.50SCORE

Dr. Nathan Zaghi, DDS

Better than 50% of dentists · #10 of 20

5.0★288 Google reviewsGoogle star rating as shown on Google Maps.
5.00★last 12 monthsAverage stars on reviews from the last 12 months only.
1.5%1–2★ in 2 yrs (avg 1%)Share of reviews from the last 24 months that gave 1 or 2 stars.
0%complaints answeredShare of 1–3★ reviews the owner publicly replied to.

Recent priced reviews

No written reviews mention this job yet.

vs category

Blue = Dr., grey = dentists average

SatisfactionReliabilityCraftValueMomentumTrackAccountability
This companyCategory average

Rating over time

4.04.55.02024-Q1: 5.00★ (17 reviews)2024-Q2: 5.00★ (30 reviews)2024-Q3: 4.96★ (24 reviews)2024-Q4: 5.00★ (18 reviews)2025-Q1: 5.00★ (22 reviews)2025-Q2: 5.00★ (24 reviews)2025-Q3: 4.85★ (40 reviews)2025-Q4: 4.64★ (11 reviews)2026-Q1: 5.00★ (13 reviews)2026-Q2: 5.00★ (1 reviews)2026-Q3: 5.00★ (5 reviews)2026-Q4: 5.00★ (2 reviews)2024-Q12024-Q42025-Q32026-Q22026-Q4
This companyIndustrydot size = review count

Price

Not enough reviews with a price yet.

Great price 0%Reasonable 0%Overpriced 0%Not sure 0%

Score factorsHow the Experts Score is calculatedEach factor is a percentile (0–100) against the other companies in this category, then weighted:Satisfaction 50%53+26.5Reliability 21%33+7.1Momentum 11%73+8.3Track record 10%63+6.3Accountability 7%28+2Experts Score= 50Not enough data for craft & service, value; its weight is shared by the others.Grade C: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.

SatisfactionSatisfaction · 35%Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume.Bar = this company’s percentile, tick = category average.
53
ReliabilityReliability · 15%How rarely jobs go badly: share of 1–2★ reviews in the last 24 months (fewer = better).Bar = this company’s percentile, tick = category average.
33
Craft & serviceCraft & service · 20%Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — net praise per review.Bar = this company’s percentile, tick = category average.
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ValueValue · 10%Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights.Bar = this company’s percentile, tick = category average.
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MomentumMomentum · 8%Last 12 months vs lifetime average — improving or slipping.Bar = this company’s percentile, tick = category average.
73
Track recordTrack record · 7%Review volume and years with reviews.Bar = this company’s percentile, tick = category average.
63
AccountabilityAccountability · 5%Owner replies to 1–3★ reviews.Bar = this company’s percentile, tick = category average.
28

Praised for

Google highlights · percentile vs peersGoogle review highlights (Quality, Professionalism…): positive minus negative mentions per review, as a percentile vs peers.

Quality
+0 / −0
Professionalism
+0 / −0
Responsiveness
+0 / −0
Punctuality
+0 / −0
Value
+0 / −0

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