Doctor profile · Federal record

Dr. Andrew Halsdorfer, DO

Family Medicine Physician (CMS: Family Practice) · Williamsville, NY

  • NPI 1376500157
  • Accepts Medicare
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
325 Essjay RD, Suite110
Williamsville, NY 142218243
(716) 630-1017
fax (716) 632-7229
Mailing address
425 Essjay RD Ste 170
Williamsville, NY 142218235

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
December 13, 2021
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
New York #221778-1
Medicaid
NY #02238342

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1376500157. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
899
Distinct HCPCS
10
Medicare allowed
$35,140
HCPCS Description Services Patients Avg allowed
80061 Blood test, lipids (cholesterol and triglycerides) 93 56 $13
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 90 90 $127
99214 Established patient office or other outpatient visit, 30-39 minutes 86 76 $125
80053 Blood test, comprehensive group of blood chemicals 79 54 $10
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 74 50 $8
84443 Blood test, thyroid stimulating hormone (tsh) 67 54 $16
83036 Hemoglobin a1c level 58 32 $10
G0008 Administration of influenza virus vaccine 40 40 $30
90662 Influenza vaccine split virus, preservative free 38 38 $72
82607 Cyanocobalamin (vitamin b-12) level 35 23 $15

In context: peer comparison

Among 28 peers in this city , average services per provider: 47. This provider delivers 19× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,215
Patients
977
Total drug cost
$328,772
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 773 198 $11,733
Amlodipine Besylate Generic 538 122 $3,871
Levothyroxine Sodium Generic 440 78 $6,853
Irbesartan Generic 315 77 $9,245
Lisinopril Generic 245 68 $2,700
Rosuvastatin Calcium Generic 245 65 $5,495
Hydrochlorothiazide Generic 227 52 $1,377
Omeprazole Generic 215 49 $1,987
Metoprolol Succinate Generic 208 51 $4,150
Escitalopram Oxalate Generic 192 45 $2,002

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrew Halsdorfer's medical specialty?
Dr. Andrew Halsdorfer practices Family Medicine Physician in Williamsville, NY.
Where does Dr. Andrew Halsdorfer practice?
Dr. Andrew Halsdorfer practices at 325 Essjay RD, Williamsville, NY 142218243. Office phone: 7166301017.
What is Dr. Andrew Halsdorfer's NPI?
Dr. Andrew Halsdorfer's National Provider Identifier (NPI) is 1376500157, issued by NPPES.
Does Dr. Andrew Halsdorfer accept Medicare assignment?
Yes. Dr. Andrew Halsdorfer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Halsdorfer commonly perform?
Top Medicare-reported procedures in 2023: Blood test, lipids (cholesterol and triglycerides) (HCPCS 80061); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.