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Active NPI 1538181755 Individual Practitioner Male Practitioner

Dr. John Sanford Cross , MD

Anesthesiology • Orange, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. John Cross, MD is a certified Anesthesiology practicing in Orange, CA. With approximately 34 years of clinical experience since graduating from University Of Missouri, Columbia School Of Medicine in 1992, Dr. Cross delivers high-quality medical care to the local community at 1100 W STEWART DR.

Dr. Cross maintains professional affiliations with Allied Anesthesia Medical Group Inc, Westchester Medical Center Advanced Physician Services Pc and accepts Medicare assignment.

Frequently performed procedures and clinical services include anesthesia for procedure on small and large bowel using an endoscope, anesthesia for exam of colon using an endoscope, anesthesia for lens surgery. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1100 W Stewart Dr

Orange, CA 928683849

Telephone 7146339111
Fax 7147448695
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

University Of Missouri, Columbia School Of Medicine

Graduation Year

1992

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Anesthesiology in Orange, CA

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
34 Yrs +16.0 yrs vs City Avg
City Avg: 18.0 Yrs
State Avg: 27.4 Yrs
Regional Practice Density
269 Specialists

Practicing in Orange, CA (7879 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
86.2% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Cross (34 Years) 34 Yrs
Orange Specialty Average (18.0 Years) 18.0 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
00813 Anesthesia for procedure on small and large bowel using an endoscope
33 33 $1064.85 $153.32
00812 Anesthesia for exam of colon using an endoscope
30 30 $872.67 $102.76
00142 Anesthesia for lens surgery
28 27 $875.00 $123.41
00731 Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope
21 21 $906.67 $129.57
00811 Anesthesia for procedure on large bowel using an endoscope
15 15 $858.67 $123.96

Medical Specialties & State Licenses

CMS Verified: 2025-11-23
Anesthesiology Primary Specialty

NUCC Taxonomy Code: 207L00000X

State License CA G78540

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
00G785400 (CA)
Commercial Insurance / Payer ID Blue Shield
00G785400 (CA)

Hospital & Practice Group Affiliations

Westchester Medical Center Advanced Physician Services Pc

100 Woods Rd, Valhalla, NY 105951530

Allied Anesthesia Medical Group Inc

1100 W Stewart Dr, Orange, CA 928683849

Phone: 7147448700

Secondary Practice Locations

100 Woods Rd

Valhalla, NY 105951530

Phone: 9144937000

Practice Associates & Co-Workers

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

40 Associated Practitioners
Dr. Ian Chait , MD

Anesthesiology

NPI 1003833930

Doctor of Medicine (M.D.)

NPI 1003836990

Doctor of Medicine (M.D.)

NPI 1023039567

Doctor of Medicine (M.D.)

NPI 1033378930

Doctor of Medicine (M.D.)

Joann Timberlake , PA

Emergency Medicine

NPI 1043241094

Physician Assistant

NPI 1043519606

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

7 Historical Events
📍
Updated Business Mailing Address November 23, 2025

Registered at PO BOX 548, HERMOSA BEACH, CA 902540548 (Tel: 7146194730)

NPI Profile Active February 19, 2015

NPI status registered as active in NPPES database

📍
Updated Practice Location February 19, 2015

Registered at 1100 W STEWART DR, ORANGE, CA 928683849 (Tel: 7146339111)

📍
Updated Business Mailing Address February 19, 2015

Registered at PO BOX 1628, ORANGE, CA 928560628 (Tel: 7146194730)

👤
Provider Name / Credentials Updated February 19, 2015

Recorded as JOHN CROSS, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 19, 2015

Anesthesiology (License #G78540 in CA)

🟢
Initial NPI Registration & Enumeration July 24, 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: 1538181755
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: July 24, 2006
Last Update: November 23, 2025
Sole Proprietor: No

Mailing Address

Po Box 548

Hermosa Beach, CA 902540548

Phone: 7146194730

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.