Doctor profile · Federal record

Dr. Michael Sonbaty, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Chula Vista, CA

  • NPI 1063544773
  • Accepts Medicare
  • MIPS 73.6 / 100 · 2023
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1400 E Palomar St
Chula Vista, CA 919131800
(858) 499-2616

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
August 24, 2015
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A94543

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1063544773. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
695
Distinct HCPCS
7
Medicare allowed
$67,828
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 394 149 $81
99239 Hospital discharge day management, more than 30 minutes 113 107 $120
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 54 53 $180
99238 Hospital discharge day management, 30 minutes or less 52 52 $84
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 32 20 $51
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 26 26 $134
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 24 15 $124

In context: peer comparison

Among 32 peers in Chula Vista Internal Medicine Physician, average services per provider: 140. This provider delivers 5.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
90
Patients
90
Total drug cost
$840
Drug Type Claims Patients Total cost
Cefuroxime (Cefuroxime Axetil) Brand 30 30 $310
Doxycycline Hyclate Generic 19 19 $220
Furosemide Generic 16 16 $64
Atorvastatin Calcium Generic 14 14 $190
Metoprolol Tartrate Generic 11 11 $57

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Sonbaty's medical specialty?
Dr. Michael Sonbaty practices Internal Medicine Physician in Chula Vista, CA.
Where does Dr. Michael Sonbaty practice?
Dr. Michael Sonbaty practices at 1400 E Palomar St, Chula Vista, CA 919131800. Office phone: 8584992616.
What is Dr. Michael Sonbaty's NPI?
Dr. Michael Sonbaty's National Provider Identifier (NPI) is 1063544773, issued by NPPES.
Does Dr. Michael Sonbaty accept Medicare assignment?
Yes. Dr. Michael Sonbaty accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Sonbaty commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.