Doctor profile · Federal record

Dr. H Alan Schnall, M.D.

Gastroenterology Physician (CMS: Internal Medicine) · Forest Hills, NY

  • NPI 1295736817
  • Accepts Medicare
  • MIPS 50.8 / 100 · 2023
  • 46 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
110 45 Queens Boulevard, Suite 103
Forest Hills, NY 11375
(718) 520-0600

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
January 30, 2008
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
New York #147739
Medicaid
NY #00973620

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1295736817. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,023
Distinct HCPCS
10
Medicare allowed
$137,669
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 161 118 $105
99204 New patient office or other outpatient visit, 45-59 minutes 158 158 $193
99214 Established patient office or other outpatient visit, 30-39 minutes 128 117 $148
99442 Telephone medical discussion with physician, 11-20 minutes 125 86 $94
45380 Biopsy of large bowel using a flexible endoscope 99 96 $145
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 84 80 $132
36415 Insertion of needle into vein for collection of blood sample 79 64 $8
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 66 66 $294
45378 Diagnostic exam of large bowel using a flexible endoscope 45 45 $208
82272 Stool analysis for blood, by peroxidase activity 36 35 $4

In context: peer comparison

Among 11 peers in this city , average services per provider: 98. This provider delivers 10× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$16
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ACADIA Pharmaceuticals Inc 1 $15.65

By nature of payment

Food and Beverage
$16

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
680
Patients
202
Total drug cost
$156,125
Drug Type Claims Patients Total cost
Famotidine Generic 215 84 $3,155
Pantoprazole Sodium Generic 168 78 $2,457
Omeprazole Generic 109 40 $1,624
Cholestyramine (Cholestyramine (With Sugar)) Brand 38 0 $3,313
Sucralfate Generic 34 0 $1,247
Mesalamine Er (Mesalamine) Brand 29 0 $26,720
Dicyclomine Hcl Generic 26 0 $276
Mesalamine Generic 24 0 $11,147
Humira Pen (Adalimumab) Brand 13 0 $90,411
Creon (Lipase/Protease/Amylase) Brand 12 0 $11,413

Frequently asked questions

Auto-generated from federal data
What is Dr. H Alan Schnall's medical specialty?
Dr. H Alan Schnall practices Gastroenterology Physician in Forest Hills, NY.
Where does Dr. H Alan Schnall practice?
Dr. H Alan Schnall practices at 110 45 Queens Boulevard, Forest Hills, NY 11375. Office phone: 7185200600.
What is Dr. H Alan Schnall's NPI?
Dr. H Alan Schnall's National Provider Identifier (NPI) is 1295736817, issued by NPPES.
Does Dr. H Alan Schnall accept Medicare assignment?
Yes. Dr. H Alan Schnall accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. H Alan Schnall commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.