Doctor profile · Federal record

Dr. Michael Huynh, M.D.

Hospitalist Physician (CMS: Internal Medicine) · Internal Medicine Physician · Oakland, CA

  • NPI 1588096317
  • Accepts Medicare
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
350 Hawthorne Ave, Room 2346
Oakland, CA 946093108
(510) 869-6883
fax (510) 869-6888
Mailing address
3687 Mt Diablo Blvd Ste 200
Lafayette, CA 945493746

Credentials & registration

NPPES · NUCC
NPI registered
August 2013 — 13 yrs on file
Profile last updated
July 21, 2022
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
California #A140664

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588096317. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,205
Distinct HCPCS
6
Medicare allowed
$159,752
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 762 271 $135
99239 Hospital discharge day management, more than 30 minutes 225 217 $132
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 124 80 $90
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 49 49 $195
99497 Advance care planning, first 30 minutes 26 19 $86
99291 Critical care, first 30-74 minutes 19 17 $237

In context: peer comparison

Among 28 peers in Oakland Hospitalist Physician, average services per provider: 137. This provider delivers 8.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
117
Patients
115
Total drug cost
$8,669
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 21 20 $173
Naloxone Hcl Generic 21 21 $1,706
Amlodipine Besylate Generic 14 14 $85
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 13 13 $64
Furosemide Generic 13 12 $72
Pantoprazole Sodium Generic 13 13 $196
Eliquis (Apixaban) Brand 11 11 $6,323
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 11 11 $50

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Huynh's medical specialty?
Dr. Michael Huynh practices Hospitalist Physician in Oakland, CA.
Where does Dr. Michael Huynh practice?
Dr. Michael Huynh practices at 350 Hawthorne Ave, Oakland, CA 946093108. Office phone: 5108696883.
What is Dr. Michael Huynh's NPI?
Dr. Michael Huynh's National Provider Identifier (NPI) is 1588096317, issued by NPPES.
Does Dr. Michael Huynh accept Medicare assignment?
Yes. Dr. Michael Huynh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Huynh commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.