Active NPI 1336155308 Individual Practitioner Male Practitioner

Dr. Leonid Karl Perez , MD

Anesthesiology • Glendale, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Leonid Perez, MD is a certified Anesthesiology practicing in Glendale, CA. With approximately 29 years of clinical experience since graduating from Tufts University School Of Medicine in 1997, Dr. Perez delivers high-quality medical care to the local community at 1812 VERDUGO BLVD.

Dr. Perez is affiliated with Descanso Anesthesia Group and accepts Medicare assignment.

Frequently performed procedures and clinical services include ultrasonic guidance imaging supervision and interpretation for insertion of needle, anesthesia for procedure on large bowel using an endoscope, anesthesia for procedure for total knee joint replacement. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1812 Verdugo Blvd

Glendale, CA 912081407

Telephone 8189522214

Fax 8189524618

Associated Practice Facility / Clinic

🏢 Chandnish K Ahluwalia M D Inc Facility NPI 1013901974

Medicare Profile & Education

Medical School

Tufts University School Of Medicine

Graduation Year

1997

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Anesthesiology in Glendale, CA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

29 Yrs +0.2 yrs vs City Avg

City Avg: 28.8 Yrs

State Avg: 27.4 Yrs

Regional Practice Density

51 Specialists

Practicing in Glendale, CA (7879 Statewide)

Telehealth Adoption Rate

2.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

78.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Perez (29 Years) 29 Yrs

Glendale Specialty Average (28.8 Years) 28.8 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	30	30	$190.00	$30.93
00811 Anesthesia for procedure on large bowel using an endoscope	19	19	$685.00	$142.64
01402 Anesthesia for procedure for total knee joint replacement	18	18	$1699.44	$371.34
00910 Anesthesia for other procedure on urinary system through urethra	14	13	$739.64	$155.38
01214 Anesthesia for total hip replacement	13	13	$1761.15	$385.63
00731 Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope	13	12	$767.31	$161.67

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	29	29	$190.00	$31.82
00910 Anesthesia for other procedure on urinary system through urethra	16	16	$777.81	$168.34
00902 Anesthesia for procedure on anus and rectum	15	14	$950.00	$206.82
64448 Continuous infusion of anesthetic agent and/or steroid into thigh nerve (femoral nerve) through catheter	15	15	$1140.00	$74.17
01402 Anesthesia for procedure for total knee joint replacement	15	15	$1703.67	$382.12
00914 Anesthesia for removal of prostate including use of an endoscope	13	13	$1066.92	$235.23

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	35	35	$190.00	$32.72
00910 Anesthesia for other procedure on urinary system through urethra	15	15	$728.33	$163.07
64450 Injection of anesthetic agent, other peripheral nerve or branch	15	15	$475.00	$28.65
00731 Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope	14	14	$766.79	$172.55
01402 Anesthesia for procedure for total knee joint replacement	11	11	$1658.18	$382.04
01214 Anesthesia for total hip replacement	11	11	$1891.36	$434.16
00914 Anesthesia for removal of prostate including use of an endoscope	11	11	$1070.91	$239.95

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	37	37	$190.00	$33.40
64450 Injection of anesthetic agent, other peripheral nerve or branch	19	19	$500.00	$36.52
00910 Anesthesia for other procedure on urinary system through urethra	15	15	$728.33	$167.31

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	51	50	$190.00	$34.41
64450 Injection of anesthetic agent, other peripheral nerve or branch	31	30	$475.00	$31.83
01402 Anesthesia for procedure for total knee joint replacement	23	22	$1652.17	$388.28
64448 Continuous infusion of anesthetic agent and/or steroid into thigh nerve (femoral nerve) through catheter	23	23	$1140.00	$66.29
99231 Follow-up hospital inpatient care per day, typically 15 minutes	18	14	$190.00	$42.17
01214 Anesthesia for total hip replacement	11	11	$1882.73	$442.95
00865 Anesthesia for extensive removal of prostate	11	11	$2539.09	$580.97

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes	62	36	$190.00	$41.78
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	50	47	$190.00	$34.37
64450 Injection of anesthetic agent, other peripheral nerve or branch	34	34	$475.00	$32.26
64448 Continuous infusion of anesthetic agent and/or steroid into thigh nerve (femoral nerve) through catheter	34	34	$1140.00	$75.78
01402 Anesthesia for procedure for total knee joint replacement	30	30	$1653.00	$383.69
01214 Anesthesia for total hip replacement	13	12	$1841.54	$432.32
00910 Anesthesia for other procedure on urinary system through urethra	12	12	$688.75	$155.60
00865 Anesthesia for extensive removal of prostate	12	12	$2121.67	$493.73

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	60	59	$190.00	$33.30
99231 Follow-up hospital inpatient care per day, typically 15 minutes	60	38	$190.00	$40.57
64448 Continuous infusion of anesthetic agent and/or steroid into thigh nerve (femoral nerve) through catheter	36	36	$1140.00	$73.58
00142 Anesthesia for lens surgery	29	27	$694.48	$153.10
01402 Anesthesia for procedure for total knee joint replacement	27	27	$1667.78	$379.09
00790 Anesthesia for procedure in upper abdomen including use of an endoscope	11	11	$1338.64	$303.78

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	50	50	$190.00	$34.72
99231 Follow-up hospital inpatient care per day, typically 15 minutes	37	30	$190.00	$41.77
64448 Continuous infusion of anesthetic agent and/or steroid into thigh nerve (femoral nerve) through catheter	28	28	$1140.00	$75.50
00142 Anesthesia for lens surgery	20	17	$646.00	$144.01
01402 Anesthesia for procedure for total knee joint replacement	19	19	$1685.00	$397.14
01214 Anesthesia for total hip replacement	14	14	$1933.93	$451.93

Medical Specialties & State Licenses

Anesthesiology Primary Specialty

NUCC Taxonomy Code: 207L00000X

State License CA A74145

An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

00A741450 (CA)

Commercial Insurance / Payer ID Blue Shield

00A741450 (CA)

Hospital & Practice Group Affiliations

Descanso Anesthesia Group

1812 Verdugo Blvd, Glendale, CA 912081407

Phone: 8187907100

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

7 Associated Practitioners

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Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events

✅

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 1812 VERDUGO BLVD, GLENDALE, CA 912081407 (Tel: 8189522214)

📍

Updated Business Mailing Address July 08, 2007

Registered at 225 S LAKE AVE, 535, PASADENA, CA 911013005 (Tel: 6267956596)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as LEONID PEREZ, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Anesthesiology (License #A74145 in CA)

🟢

Initial NPI Registration & Enumeration July 31, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1336155308

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: July 31, 2006

Last Update: July 08, 2007

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

225 S Lake Ave, 535

Pasadena, CA 911013005

Phone: 6267956596

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.