Doctor profile · Federal record

Dr. Susan Sleep, MD

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Los Alamitos, CA

  • NPI 1750458816
  • Accepts Medicare
  • MIPS 0.0 / 100 · 2023
  • 38 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3742 Katella Ave, Suite 302
Los Alamitos, CA 907202445
(562) 936-0292
fax (562) 936-1943

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
November 16, 2020
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
California #G66731 · California #G066731

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1750458816. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,703
Distinct HCPCS
10
Medicare allowed
$787,940
HCPCS Description Services Patients Avg allowed
77401 Superficial and/or low voltage radiation treatment delivery 985 73 $48
77280 Obtaining data needed to develop the optimal radiation treatment, 1 treatment area 609 73 $315
99214 Established patient office or other outpatient visit, 30-39 minutes 535 193 $136
36415 Insertion of needle into vein for collection of blood sample 428 243 $8
17004 Destruction of precancer skin growth, 15 or more growths 329 171 $188
11102 Biopsy of related skin growth, first growth 229 163 $86
77427 Radiation treatment management, 5 treatment sessions 219 68 $205
99215 Established patient office or other outpatient visit, 40-54 minutes 205 164 $190
17003 Destruction of precancer skin growth, 2-14 growths 181 35 $8
J7308 Aminolevulinic acid hcl for topical administration, 20%, single unit dosage form (354 mg) 175 90 $384

In context: peer comparison

Among 14 peers in Los Alamitos Internal Medicine Physician, average services per provider: 139. This provider delivers 41× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$157
Transactions
6
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 3 $91.41
Novo Nordisk INC 2 $37.85
Biofrontera INC. 1 $27.42

By nature of payment

Food and Beverage
$157

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,500
Patients
444
Total drug cost
$306,094
Drug Type Claims Patients Total cost
Rosuvastatin Calcium Generic 217 69 $5,712
Levothyroxine Sodium Generic 216 59 $3,812
Atorvastatin Calcium Generic 154 47 $2,015
Escitalopram Oxalate Generic 121 37 $1,606
Synthroid (Levothyroxine Sodium) Brand 104 25 $11,312
Gabapentin Generic 86 21 $2,566
Mounjaro (Tirzepatide) Brand 86 12 $128,428
Alprazolam Generic 81 29 $438
Ozempic (Semaglutide) Brand 80 15 $92,137
Trazodone Hcl Generic 73 20 $991

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Susan Sleep's medical specialty?
Dr. Susan Sleep practices Internal Medicine Physician in Los Alamitos, CA.
Where does Dr. Susan Sleep practice?
Dr. Susan Sleep practices at 3742 Katella Ave, Los Alamitos, CA 907202445. Office phone: 5629360292.
What is Dr. Susan Sleep's NPI?
Dr. Susan Sleep's National Provider Identifier (NPI) is 1750458816, issued by NPPES.
Does Dr. Susan Sleep accept Medicare assignment?
Yes. Dr. Susan Sleep accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Susan Sleep commonly perform?
Top Medicare-reported procedures in 2023: Superficial and/or low voltage radiation treatment delivery (HCPCS 77401); Obtaining data needed to develop the optimal radiation treatment, 1 treatment area (HCPCS 77280); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.