Doctor profile · Federal record

Dr. Elizabeth Williams, D.O.

Gastroenterology Physician (CMS: Gastroenterology) · Poughkeepsie, NY

  • NPI 1528321924
  • Accepts Medicare
  • MIPS 86.7 / 100 · 2023
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
243 North RD, Suite 304
Poughkeepsie, NY 126011172
(845) 471-9410

Credentials & registration

NPPES · NUCC
NPI registered
June 2012 — 14 yrs on file
Profile last updated
November 18, 2015
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
New York #272859

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528321924. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,941
Distinct HCPCS
10
Medicare allowed
$134,292
HCPCS Description Services Patients Avg allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 1,800 18 $0
99214 Established patient office or other outpatient visit, 30-39 minutes 185 124 $137
99213 Established patient office or other outpatient visit, 20-29 minutes 130 98 $96
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 128 89 $84
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 92 89 $184
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 87 59 $126
99204 New patient office or other outpatient visit, 45-59 minutes 68 68 $178
36415 Insertion of needle into vein for collection of blood sample 59 53 $8
45380 Biopsy of large bowel using a flexible endoscope 58 58 $178
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 47 47 $139

In context: peer comparison

Among 12 peers in Poughkeepsie Gastroenterology Physician, average services per provider: 96. This provider delivers 31× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$199
Transactions
9
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 6 $133.25
Organon LLC 1 $24.67
Olympus America INC. 1 $24.00
CapsoVision, INC. 1 $17.49

By nature of payment

Food and Beverage
$199

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
487
Patients
168
Total drug cost
$133,608
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 107 40 $2,246
Omeprazole Generic 98 34 $1,952
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 59 56 $4,789
Famotidine Generic 57 20 $522
Creon (Lipase/Protease/Amylase) Brand 45 18 $48,427
Mesalamine Generic 25 0 $14,967
Linzess (Linaclotide) Brand 21 0 $16,380
Trulance (Plecanatide) Brand 20 0 $17,248
Esomeprazole Magnesium Generic 16 0 $5,244
Lansoprazole Generic 15 0 $285

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Elizabeth Williams's medical specialty?
Dr. Elizabeth Williams practices Gastroenterology Physician in Poughkeepsie, NY.
Where does Dr. Elizabeth Williams practice?
Dr. Elizabeth Williams practices at 243 North RD, Poughkeepsie, NY 126011172. Office phone: 8454719410.
What is Dr. Elizabeth Williams's NPI?
Dr. Elizabeth Williams's National Provider Identifier (NPI) is 1528321924, issued by NPPES.
Does Dr. Elizabeth Williams accept Medicare assignment?
Yes. Dr. Elizabeth Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Elizabeth Williams commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.