Vitamin B12 test cost in Boston, MA

Prices at 5 hospitals in Boston, MA, from their machine-readable files. Here the median cash price is $136 — 58% above the US median ($86), roughly 9.0× the Medicare rate.

Lowest cash prices

HospitalLocationCashInsurerCMS ratingER waitReadmit
Tufts Medical Center Boston, MA $42 $29 ★ 2/5 211 min 17.2%
Massachusetts General Hospital Boston, MA $136 $127 ★ 5/5 283 min 14.3%
Brigham and Women's Hospital Boston, MA $136 $127 ★ 5/5 309 min 14.9%
The Shriners' Hospital for Children-Boston Boston, MA $146 $21
Massachusetts Eye and Ear Infirmary Boston, MA $203 $176 168 min 13.9%

CMS rating = overall hospital star rating (1–5); ER wait = median minutes in the emergency department; Readmit = 30-day readmission rate (lower is better) — all from Medicare’s Care Compare; “—” = not reported. Data last updated August 2026. Prices from hospitals’ machine-readable files (45 CFR §180); Medicare benchmark from CMS PFS/CLFS/IPPS. Prices below 15% of the median are excluded as likely partial or mis-coded charges. Estimates — confirm with the hospital. Report an incorrect price.

Price comparison (median)

Chargemaster (list price)
$181
Cash / self-pay
$136
Insurer-negotiated
$127
Medicare pays
$15
$80$180
Median cash $136  ·  Medicare $15  ·  bar = typical cash range (10th–90th percentile)
Is this a fair price?
1× Medicarefair ≈2×5×+

Typical cash price here is $136 — about 9.0× the Medicare rate ($15). High vs Medicare. A fair cash price is usually within ~2× Medicare ($30).

💡 Asking for the cash price instead of the $181 list price could save about $45 (25%).

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Rough estimate from this procedure’s median insurer-negotiated rate. Your actual cost depends on your plan — confirm with your insurer.

Doctors who perform this in Boston

Clinicians who reported the most Medicare volume for this service locally. This reflects Original Medicare activity only and is a volume signal, not a quality ranking.

ClinicianSpecialtyLocationMedicare services
Mandira Ray, MDHematology-OncologyBoston, MA188
Laura Cowan, PA-CPhysician AssistantBoston, MA97
James Roseto, M.D.Internal MedicineBoston, MA82
Ellen Spar, M.D.Internal MedicineBoston, MA77
Courtney Robbel, MDHematology-OncologyBoston, MA67
Sarah Roderick, M.D.Internal MedicineBoston, MA53
Elizabeth Kass, M.D.Internal MedicineBoston, MA47
Sigal Dagiely, NPNurse PractitionerBoston, MA46
Peter Dorschner, M.D.Internal MedicineBoston, MA43
Danielle Dupre, FNP-BCNurse PractitionerBoston, MA42
Julie Wentworth, N.P.Nurse PractitionerBoston, MA40
Deep Vora, PA-CPhysician AssistantBoston, MA39

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All Vitamin B12 test prices in Massachusetts → · All Vitamin B12 test prices (national) · All hospitals in Boston