Active NPI 1447498985 Individual Practitioner Male Practitioner

Dr. William Bryan Rivera , MD

Surgery • Apple Valley, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. William Rivera, MD is a certified Surgery practicing in Apple Valley, CA. With approximately 23 years of clinical experience since graduating from New York Medical College in 2003, Dr. Rivera delivers high-quality medical care to the local community at 18144 US HWY 18 SUITE 130.

Dr. Rivera accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, initial hospital care with moderate level of medical decision making, if using time, at least, new patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

18144 Us Hwy 18 Suite 130

Apple Valley, CA 92307

Telephone 7602789477

Fax 7608137004

Associated Practice Facility / Clinic

🏢 Bryan Rivera Md Inc Facility NPI 1194124214

Medicare Profile & Education

Medical School

New York Medical College

Graduation Year

2003

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Apple Valley, CA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

23 Yrs -7.5 yrs vs City Avg

City Avg: 30.5 Yrs

State Avg: 27.4 Yrs

Regional Practice Density

13 Specialists

Practicing in Apple Valley, CA (3346 Statewide)

Telehealth Adoption Rate

7.7% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

56.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Rivera (23 Years) 23 Yrs

Apple Valley Specialty Average (30.5 Years) 30.5 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
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	631	103	$157.74	$72.56
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	134	114	$346.38	$159.52
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	79	79	$342.79	$160.92
99291 Critical care, first 30-74 minutes	69	19	$556.71	$195.50
99213 Established patient office or other outpatient visit, typically 15 minutes	55	43	$187.46	$86.63
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	32	30	$264.07	$123.59

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	462	100	$167.89	$80.50
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	140	123	$400.20	$176.46
99291 Critical care, first 30-74 minutes	76	16	$496.54	$216.16
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	75	75	$345.30	$171.83
99213 Established patient office or other outpatient visit, typically 15 minutes	45	32	$162.42	$93.46
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	35	32	$241.03	$131.94

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	437	91	$169.12	$72.91
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	129	115	$416.40	$201.21
99291 Critical care, first 30-74 minutes	87	15	$548.51	$224.97
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	57	57	$380.00	$174.60
99213 Established patient office or other outpatient visit, typically 15 minutes	53	39	$180.00	$92.12
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	35	30	$257.43	$133.89
49324 Insertion of abdominal cavity catheter using an endoscope	11	11	$668.18	$375.49

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	549	95	$170.07	$74.12
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	135	112	$415.26	$206.54
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	92	92	$380.00	$176.17
99291 Critical care, first 30-74 minutes	56	12	$550.00	$220.51
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	50	43	$255.40	$136.35
99213 Established patient office or other outpatient visit, typically 15 minutes	36	29	$179.72	$96.16
47562 Removal of gallbladder using an endoscope	14	14	$1042.86	$597.71
76937 Ultrasonic guidance for blood vessel access	12	11	$83.33	$14.35

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	393	81	$169.85	$75.40
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	116	102	$419.48	$210.57
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	74	74	$381.08	$171.75
99213 Established patient office or other outpatient visit, typically 15 minutes	47	29	$180.00	$78.80
99291 Critical care, first 30-74 minutes	32	17	$550.00	$230.99
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	15	13	$250.00	$113.74
47562 Removal of gallbladder using an endoscope	13	13	$1300.00	$617.58
76937 Ultrasonic guidance for blood vessel access	13	11	$49.32	$15.16
49324 Insertion of abdominal cavity catheter using an endoscope	12	11	$900.00	$413.87
49587 Repair of trapped hernia at navel patient age 5 years or older	11	11	$1000.00	$336.78
44180 Release of small bowel scar tissue using an endoscope	11	11	$1800.00	$971.56

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	294	86	$160.00	$74.34
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	110	103	$400.00	$205.13
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	56	56	$390.00	$169.59
99213 Established patient office or other outpatient visit, typically 15 minutes	47	37	$180.00	$77.06
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	15	15	$250.00	$113.06
49324 Insertion of abdominal cavity catheter using an endoscope	14	14	$900.00	$398.76
47562 Removal of gallbladder using an endoscope	11	11	$1300.00	$647.79

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	167	57	$160.00	$74.35
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	84	77	$525.00	$207.08
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	69	69	$384.13	$169.69
99213 Established patient office or other outpatient visit, typically 15 minutes	42	36	$180.24	$75.61
99291 Critical care, first 30-74 minutes	30	13	$600.00	$226.04
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	17	15	$261.47	$111.65

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	115	61	$215.46	$73.60
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	86	86	$255.00	$168.37
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	72	67	$525.00	$206.20
99213 Established patient office or other outpatient visit, typically 15 minutes	37	31	$193.51	$75.52
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	23	23	$285.00	$111.05
47562 Removal of gallbladder using an endoscope	18	18	$1690.00	$460.63
49560 Repair of incisional or abdominal hernia	11	11	$1900.00	$621.09
49324 Insertion of abdominal cavity catheter using an endoscope	11	11	$1000.09	$394.06

Medical Specialties & State Licenses

CMS Verified: 2024-03-22

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License CA A 111003

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

General Acute Care Hospital

NUCC Taxonomy Code: 282N00000X

An acute general hospital is an institution whose primary function is to provide inpatient diagnostic and therapeutic services for a variety of medical conditions, both surgical and non-surgical, to a wide population group. The hospital treats patients in an acute phase of illness or injury, characterized by a single episode or a fairly short duration, from which the patient returns to his or her normal or previous level of activity.

Career & Practice History Timeline

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

10 Historical Events

📍

Updated Practice Location September 09, 2019

Registered at 18144 US HWY 18 SUITE 130, APPLE VALLEY, CA 92307 (Tel: 7602789477)

📍

Updated Business Mailing Address September 09, 2019

Registered at 12277 APPLE VALLEY RD #450, APPLE VALLEY, CA 92308 (Tel: 7602789477)

👤

Provider Name / Credentials Updated September 09, 2019

Recorded as WILLIAM RIVERA, M.D

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 09, 2019

General Acute Care Hospital

✅

NPI Profile Active August 12, 2014

NPI status registered as active in NPPES database

📍

Updated Practice Location August 12, 2014

Registered at 19341 BEAR VALLEY RD, SUITE 105 SAINT MARY SPECIALTY CLINIC, APPLE VALLEY, CA 923085151 (Tel: 7602476444)

📍

Updated Business Mailing Address August 12, 2014

Registered at 19341 BEAR VALLEY RD, SUITE 105 SAINT MARY SPECIALTY CLINIC, APPLE VALLEY, CA 923085151 (Tel: 7602476444)

👤

Provider Name / Credentials Updated August 12, 2014

Recorded as WILLIAM RIVERA, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 12, 2014

Surgery (License #A 111003 in CA)

🟢

Initial NPI Registration & Enumeration January 21, 2009

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: 1447498985

Entity Type:

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

Enumeration Date: January 21, 2009

Last Update: March 22, 2024

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

12277 Apple Valley Rd #450

Apple Valley, CA 92308

Phone: 7602789477

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.