Doctor profile · Federal record

Dr. Kay Negishi

Internal Medicine Physician (CMS: Hospitalist) · Hospitalist Physician · Park City, UT

  • NPI 1194103309
  • Accepts Medicare
  • 11 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
1743 Sidewinder Drive, Unit 114
Park City, UT 84060
(307) 840-9834
fax (833) 450-0933
Additional location
1153 Centre St
Jamaica Plain, MA 021303446
(617) 983-7000
Additional location
55 Fruit St
Boston, MA 021142621
(617) 726-2000
Show 1 more location
Additional location
75 Francis St
Boston, MA 021156110
(617) 732-5500
Mailing address
55 Fruit St
Boston, MA 021142621

Credentials & registration

NPPES · NUCC
NPI registered
May 2015 — 11 yrs on file
Profile last updated
December 30, 2025
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #273937

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194103309. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
216
Distinct HCPCS
5
Medicare allowed
$19,898
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 94 82 $94
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 42 19 $77
99213 Established patient office or other outpatient visit, 20-29 minutes 39 37 $64
99215 Established patient office or other outpatient visit, 40-54 minutes 29 27 $138
99239 Hospital discharge day management, more than 30 minutes 12 12 $110

In context: peer comparison

Among 5 peers in this city , average services per provider: 75. This provider delivers 2.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
16
Patients
0
Total drug cost
$15,391
Drug Type Claims Patients Total cost
Ozempic (Semaglutide) Brand 16 0 $15,391

Frequently asked questions

Auto-generated from federal data
What is Dr. Kay Negishi's medical specialty?
Dr. Kay Negishi practices Internal Medicine Physician in Park City, UT.
Where does Dr. Kay Negishi practice?
Dr. Kay Negishi practices at 1743 Sidewinder Drive, Park City, UT 84060. Office phone: 3078409834.
What is Dr. Kay Negishi's NPI?
Dr. Kay Negishi's National Provider Identifier (NPI) is 1194103309, issued by NPPES.
Does Dr. Kay Negishi accept Medicare assignment?
Yes. Dr. Kay Negishi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kay Negishi commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.