Doctor profile · Federal record

Dr. May Kam, D.O.

Hospitalist Physician (CMS: Internal Medicine) · Internal Medicine Physician · Student in an Organized Health Care Education/Training Program · Irvine, CA

  • NPI 1437500162
  • Accepts Medicare
  • MIPS 39.5 / 100 · 2023
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
16200 Sand Canyon Ave
Irvine, CA 926183714
(888) 655-9463
Additional location
1211 W la Palma Ave Ste 404
Anaheim, CA 928012806
(714) 772-8282
fax (714) 772-6493
Mailing address
Po Box 15090
Anaheim, CA 928035090

Credentials & registration

NPPES · NUCC
NPI registered
June 2016 — 10 yrs on file
Profile last updated
November 1, 2022
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
California #20A16889

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437500162. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
959
Distinct HCPCS
6
Medicare allowed
$120,169
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 414 166 $125
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 170 115 $83
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 136 133 $181
99239 Hospital discharge day management, more than 30 minutes 135 133 $121
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 91 91 $137
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 13 13 $81

In context: peer comparison

Among 17 peers in Irvine Hospitalist Physician, average services per provider: 151. This provider delivers 6.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$26
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, INC 1 $25.57

By nature of payment

Food and Beverage
$26

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
102
Patients
78
Total drug cost
$10,045
Drug Type Claims Patients Total cost
Carvedilol Generic 18 0 $143
Furosemide Generic 17 17 $47
Eliquis (Apixaban) Brand 16 11 $9,428
Cefdinir Generic 15 15 $217
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 12 11 $63
Atorvastatin Calcium Generic 12 12 $102
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 12 12 $45

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. May Kam's medical specialty?
Dr. May Kam practices Hospitalist Physician in Irvine, CA.
Where does Dr. May Kam practice?
Dr. May Kam practices at 16200 Sand Canyon Ave, Irvine, CA 926183714. Office phone: 8886559463.
What is Dr. May Kam's NPI?
Dr. May Kam's National Provider Identifier (NPI) is 1437500162, issued by NPPES.
Does Dr. May Kam accept Medicare assignment?
Yes. Dr. May Kam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. May Kam commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.