Doctor profile · Federal record

Dr. Cho May, M.D

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Simi Valley, CA

  • NPI 1063805331
  • Accepts Medicare
  • 19 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
2975 Sycamore Dr
Simi Valley, CA 930651201
(626) 944-5144
Additional location
797 S Fair Oaks Ave
Pasadena, CA 911052617
(626) 795-2244
Additional location
250 S 21St St
Easton, PA 180423851
(347) 475-9268
Mailing address
612 Fremont Ave Apt 3
South Pasadena, CA 910302542

Credentials & registration

NPPES · NUCC
NPI registered
March 2015 — 11 yrs on file
Profile last updated
October 15, 2024
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
California #A155306 · Pennsylvania #MT207789

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1063805331. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
423
Distinct HCPCS
10
Medicare allowed
$30,101
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 100 99 $98
99214 Established patient office or other outpatient visit, 30-39 minutes 42 41 $139
80047 Blood test, basic group of blood chemicals (calcium, ionized) 38 35 $13
99203 New patient office or other outpatient visit, 30-44 minutes 37 37 $122
81002 Urinalysis, manual test 32 32 $3
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 32 31 $8
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 26 25 $180
84484 Troponin (protein) analysis, quantitative 22 22 $12
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 22 22 $16
87428 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza 21 21 $47

In context: peer comparison

Among 11 peers in this city , average services per provider: 138. This provider delivers 3.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
509
Patients
502
Total drug cost
$5,002
Drug Type Claims Patients Total cost
Baclofen Generic 58 55 $1,115
Ibuprofen Generic 52 52 $148
Naproxen Generic 52 52 $123
Doxycycline Hyclate Generic 46 46 $469
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 40 39 $1,294
Amoxicillin Generic 39 39 $113
Azithromycin Generic 33 32 $253
Gabapentin Generic 33 33 $172
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 28 26 $351
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 24 24 $159

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Cho May's medical specialty?
Dr. Cho May practices Internal Medicine Physician in Simi Valley, CA.
Where does Dr. Cho May practice?
Dr. Cho May practices at 2975 Sycamore Dr, Simi Valley, CA 930651201. Office phone: 6269445144.
What is Dr. Cho May's NPI?
Dr. Cho May's National Provider Identifier (NPI) is 1063805331, issued by NPPES.
Does Dr. Cho May accept Medicare assignment?
Yes. Dr. Cho May accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cho May commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Blood test, basic group of blood chemicals (calcium, ionized) (HCPCS 80047). Source: CMS Medicare Physician & Other Practitioners file.