Doctor profile · Federal record

Dr. Christopher Hamann, PA

Medical Physician Assistant (CMS: Physician Assistant) · Rochester, NY

  • NPI 1790704054
  • Accepts Medicare
  • MIPS 85.3 / 100 · 2023
  • 20 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1000 South Ave, Orthopaedics-Highland Hospital
Rochester, NY 146202733
(585) 341-6322
fax (585) 341-8282
Additional location
4500 Millennium Dr
Geneseo, NY 144541192
(585) 232-2980
Additional location
995 Senator Keating Blvd Ste 330
Rochester, NY 146182779
(585) 232-2980
fax (595) 232-6552

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
October 19, 2022
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
363AM0700X — NUCC code
State license (1)
New York #008860
Medicaid
NY #02364854

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790704054. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
21
Distinct HCPCS
1
Medicare allowed
$589
HCPCS Description Services Patients Avg allowed
99441 Telephone medical discussion with physician, 5-10 minutes 21 18 $28

In context: peer comparison

Among 124 peers in Rochester Medical Physician Assistant, average services per provider: 57. This provider delivers 0.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$797
Transactions
37
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Sumitomo Pharma America, INC. 12 $216.37
Coloplast Corp 4 $87.49
Janssen Biotech, INC. 3 $62.60
Ferring Pharmaceuticals INC. 2 $52.69
Abbvie INC. 3 $50.42
Novo Nordisk INC 2 $48.93
Blue Earth Diagnostics Limited 2 $41.89
Endo USA, INC. 2 $40.53
Medtronic, INC. 1 $35.68
Antares Pharma, INC. 1 $25.61
Tolmar, INC. 1 $21.09
Endo Pharmaceuticals INC. 1 $20.97
Merck Sharp & Dohme LLC 1 $20.84
Astellas Pharma US INC 1 $19.18
Olympus America INC. 1 $17.74

By nature of payment

Food and Beverage
$797

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,280
Patients
678
Total drug cost
$142,717
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 397 168 $10,676
Finasteride Generic 129 53 $2,748
Ciprofloxacin Hcl Generic 123 110 $605
Testosterone Cypionate Generic 97 52 $6,684
Cephalexin Generic 93 87 $1,295
Gemtesa (Vibegron) Brand 63 21 $48,860
Alfuzosin Hcl ER (Alfuzosin Hcl) Brand 57 19 $1,822
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 54 48 $189
Oxybutynin Chloride ER (Oxybutynin Chloride) Brand 52 17 $1,771
Myrbetriq (Mirabegron) Brand 45 15 $46,873

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Hamann's medical specialty?
Dr. Christopher Hamann practices Medical Physician Assistant in Rochester, NY.
Where does Dr. Christopher Hamann practice?
Dr. Christopher Hamann practices at 1000 South Ave, Rochester, NY 146202733. Office phone: 5853416322.
What is Dr. Christopher Hamann's NPI?
Dr. Christopher Hamann's National Provider Identifier (NPI) is 1790704054, issued by NPPES.
Does Dr. Christopher Hamann accept Medicare assignment?
Yes. Dr. Christopher Hamann accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Hamann commonly perform?
Top Medicare-reported procedures in 2023: Telephone medical discussion with physician (HCPCS 99441). Source: CMS Medicare Physician & Other Practitioners file.