Doctor profile · Federal record

Dr. Hillary du

Physician Assistant · Boston, MA

  • NPI 1720631492
  • Accepts Medicare
  • 7 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
179 Longwood Ave, PA Office
Boston, MA 021155804
(617) 732-2850

Credentials & registration

NPPES · NUCC
NPI registered
July 2019 — 7 yrs on file
Profile last updated
February 11, 2021
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
363A00000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720631492. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
751
Distinct HCPCS
4
Medicare allowed
$50,400
HCPCS Description Services Patients Avg allowed
99441 Telephone medical discussion with physician, 5-10 minutes 369 135 $49
99442 Telephone medical discussion with physician, 11-20 minutes 337 101 $79
99443 Telephone medical discussion with physician, 21-30 minutes 30 21 $111
90792 Psychiatric diagnostic evaluation with medical services 15 15 $169

In context: peer comparison

Among 211 peers in Boston Physician Assistant, average services per provider: 104. This provider delivers 7.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,276
Transactions
84
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 18 $523.55
Alkermes, INC. 8 $300.59
Lundbeck LLC 10 $290.57
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 11 $284.93
Neurocrine Biosciences, INC. 9 $237.78
Axsome Therapeutics, INC. 10 $184.87
Janssen Pharmaceuticals, INC 7 $175.29
Vanda Pharmaceuticals INC. 2 $65.90
Teva Pharmaceuticals USA, INC. 2 $64.08
Otsuka America Pharmaceutical, INC. 3 $60.88
E.R. Squibb & Sons, L.L.C. 2 $39.06
Corium, LLC 1 $30.59
Ironshore Pharmaceuticals INC. 1 $17.87

By nature of payment

Food and Beverage
$2,276

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,252
Patients
595
Total drug cost
$178,211
Drug Type Claims Patients Total cost
Clonazepam Generic 325 80 $5,742
Dextroamphetamine-Amphetamine (Dextroamphetamine/Amphetamine) Brand 279 78 $11,477
Alprazolam Generic 225 56 $3,070
Lamotrigine Generic 177 42 $2,573
Lorazepam Generic 142 45 $2,225
Fluoxetine Hcl Generic 141 32 $1,316
Hydroxyzine Hcl Generic 141 38 $2,732
Gabapentin Generic 139 45 $3,316
Quetiapine Fumarate Generic 133 45 $4,505
Trazodone Hcl Generic 103 31 $1,690

Frequently asked questions

Auto-generated from federal data
What is Dr. Hillary du's medical specialty?
Dr. Hillary du practices Physician Assistant in Boston, MA.
Where does Dr. Hillary du practice?
Dr. Hillary du practices at 179 Longwood Ave, Boston, MA 021155804. Office phone: 6177322850.
What is Dr. Hillary du's NPI?
Dr. Hillary du's National Provider Identifier (NPI) is 1720631492, issued by NPPES.
Does Dr. Hillary du accept Medicare assignment?
Yes. Dr. Hillary du accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hillary du commonly perform?
Top Medicare-reported procedures in 2023: Telephone medical discussion with physician (HCPCS 99441); Telephone medical discussion with physician (HCPCS 99442); Telephone medical discussion with physician (HCPCS 99443). Source: CMS Medicare Physician & Other Practitioners file.