Doctor profile · Federal record

Dr. Erin Underhill, PA

Physician Assistant · Dobbs Ferry, NY

  • NPI 1841629318
  • Accepts Medicare
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
128 Ashford Ave Fl 2
Dobbs Ferry, NY 105221924
(914) 693-6500
Additional location
73 Market St
Yonkers, NY 107107616
(914) 831-4160
fax (914) 831-4161
Mailing address
967 N Broadway
Yonkers, NY 107011301

Credentials & registration

NPPES · NUCC
NPI registered
November 2013 — 13 yrs on file
Profile last updated
October 17, 2024
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
New York #017104

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841629318. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
576
Distinct HCPCS
7
Medicare allowed
$58,104
HCPCS Description Services Patients Avg allowed
20611 Aspiration and/or injection of fluid large joint using ultrasound guidance 144 125 $123
J7324 Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose 119 64 $123
99214 Established patient office or other outpatient visit, 30-39 minutes 110 100 $126
J1030 Injection, methylprednisolone acetate, 40 mg 95 75 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 71 67 $89
99204 New patient office or other outpatient visit, 45-59 minutes 24 24 $166
73562 X-ray of knee, 3 views 13 13 $57

In context: peer comparison

Among 1 peers in Dobbs Ferry Physician Assistant, average services per provider: 82. This provider delivers 7.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$57
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Gotham Surgical Solutions & Devices, INC. 1 $31.70
Vertex Pharmaceuticals Incorporated 1 $24.95

By nature of payment

Food and Beverage
$57

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
19
Patients
11
Total drug cost
$61
Drug Type Claims Patients Total cost
Meloxicam Generic 19 11 $61

Frequently asked questions

Auto-generated from federal data
What is Dr. Erin Underhill's medical specialty?
Dr. Erin Underhill practices Physician Assistant in Dobbs Ferry, NY.
Where does Dr. Erin Underhill practice?
Dr. Erin Underhill practices at 128 Ashford Ave Fl 2, Dobbs Ferry, NY 105221924. Office phone: 9146936500.
What is Dr. Erin Underhill's NPI?
Dr. Erin Underhill's National Provider Identifier (NPI) is 1841629318, issued by NPPES.
Does Dr. Erin Underhill accept Medicare assignment?
Yes. Dr. Erin Underhill accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Erin Underhill commonly perform?
Top Medicare-reported procedures in 2023: Aspiration and/or injection of fluid large joint using ultrasound guidance (HCPCS 20611); Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose (HCPCS J7324); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.