Active NPI 1114913761 Individual Practitioner Male Practitioner

Dr. Robert Grinnell Trent , MD

Ophthalmology • Redding, CA

Professional Overview & Biography Verified Profile Summary

Dr. Robert Trent, MD is a registered healthcare professional specializing in Ophthalmology in Redding, CA. Practice services are available at 3190 CHURN CREEK RD under active NPI credentials.

Frequently performed procedures and clinical services include imaging of retina, injection of drug into eye, injection, aflibercept, 1 mg. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

3190 Churn Creek Rd

Redding, CA 960022122

Telephone 5302232500

Fax 5302261375

Associated Practice Facility / Clinic

🏢 Shasta Eye Medical Group Inc Facility NPI 1346235603

Specialty Benchmarks & Practice Insights

Comparative analytics for Ophthalmology in Redding, CA

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 29.1 Yrs

State Avg: 29.5 Yrs

Regional Practice Density

14 Specialists

Practicing in Redding, CA (3116 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

27.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2022)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92134 Imaging of retina	1,329	421	$58.00	$42.68
67028 Injection of drug into eye	1,130	215	$373.40	$121.67
J0178 Injection, aflibercept, 1 mg	840	96	$1250.00	$883.94
92014 Established patient complete exam of visual system	753	695	$150.00	$134.41
J7999 Compounded drug, not otherwise classified	745	153	$100.00	$93.24
92250 Photography of the retina	529	441	$97.00	$39.40
92012 Established patient problem focused exam of visual system	303	218	$104.00	$94.68
92136 Measurement of corneal curvature and depth of eye	260	138	$50.43	$28.60
66984 Removal of cataract with insertion of lens	200	112	$795.46	$486.78
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	186	169	$145.00	$133.83
92083 Exam of visual field with extended testing	120	119	$111.00	$66.51
99213 Established patient office or other outpatient visit, typically 15 minutes	112	105	$100.00	$94.40
92004 New patient complete exam of visual system	100	100	$181.00	$158.83
66821 Removal of recurring cataract in lens capsule using a laser	81	59	$369.51	$354.35
92133 Imaging of optic nerve	74	74	$58.00	$38.78
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	53	53	$189.00	$174.08
66821 Removal of recurring cataract in lens capsule using a laser	34	26	$365.00	$326.87
67820 Removal of eyelashes using forceps	34	19	$87.18	$21.74
92020 Examination of cornea and iris using lens device and slit lamp	30	27	$46.00	$28.75
76514 Ultrasound scan of cornea to determine thickness	24	23	$18.00	$10.93
92002 New patient problem focused exam of visual system	16	16	$98.00	$91.81

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92134 Imaging of retina	1,705	444	$58.00	$43.75
67028 Injection of drug into eye	1,507	236	$372.92	$124.39
J0178 Injection, aflibercept, 1 mg	1,288	104	$1250.00	$914.35
92014 Established patient complete exam of visual system	1,044	894	$150.00	$135.00
J7999 Compounded drug, not otherwise classified	921	156	$100.00	$94.00
92250 Photography of the retina	735	549	$97.00	$41.89
92012 Established patient problem focused exam of visual system	379	261	$104.00	$96.21
92136 Measurement of corneal curvature and depth of eye	363	172	$53.00	$31.59
66984 Removal of cataract with insertion of lens	295	142	$670.88	$422.35
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	195	174	$141.55	$134.18
66821 Removal of recurring cataract in lens capsule using a laser	193	134	$366.89	$330.53
92083 Exam of visual field with extended testing	144	140	$111.00	$68.13
92004 New patient complete exam of visual system	86	86	$181.00	$159.57
92133 Imaging of optic nerve	73	71	$58.00	$39.63
67820 Removal of eyelashes using forceps	52	27	$105.23	$25.69
99213 Established patient office or other outpatient visit, typically 15 minutes	48	47	$95.94	$93.50
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	40	40	$189.00	$175.81
66821 Removal of recurring cataract in lens capsule using a laser	23	20	$396.74	$372.81
92020 Examination of cornea and iris using lens device and slit lamp	23	22	$46.00	$29.80
68761 Closure of tear duct opening using plug	14	12	$349.21	$212.75
76514 Ultrasound scan of cornea to determine thickness	14	14	$18.00	$11.65

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92134 Imaging of retina	1,956	461	$58.00	$43.51
67028 Injection of drug into eye	1,751	250	$374.11	$110.68
J0178 Injection, aflibercept, 1 mg	1,494	110	$1250.00	$927.24
92014 Established patient complete exam of visual system	1,202	1,020	$150.00	$134.86
J7999 Compounded drug, not otherwise classified	1,115	179	$100.00	$93.57
92250 Photography of the retina	715	612	$97.00	$48.38
92012 Established patient problem focused exam of visual system	436	268	$104.00	$93.64
92136 Measurement of corneal curvature and depth of eye	367	165	$51.65	$34.49
66984 Removal of cataract with insertion of lens	253	123	$692.77	$447.47
92004 New patient complete exam of visual system	176	176	$181.00	$160.65
66821 Removal of recurring cataract in lens capsule using a laser	146	109	$365.00	$333.01
92083 Exam of visual field with extended testing	110	107	$111.00	$68.13
92133 Imaging of optic nerve	80	79	$58.00	$39.78
67820 Removal of eyelashes using forceps	57	29	$112.00	$32.18
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	52	52	$189.00	$172.41
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	39	33	$124.00	$114.76
68761 Closure of tear duct opening using plug	25	17	$339.20	$204.60
66821 Removal of recurring cataract in lens capsule using a laser	22	17	$365.00	$357.45
92020 Examination of cornea and iris using lens device and slit lamp	21	20	$46.00	$29.55
66982 Complex removal of cataract with insertion of prosthetic lens	20	12	$971.50	$633.90
76514 Ultrasound scan of cornea to determine thickness	14	14	$18.00	$12.13
92002 New patient problem focused exam of visual system	12	12	$98.00	$83.64
15823 Removal of excessive skin and fat of upper eyelid	11	11	$1270.00	$874.64

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92134 Imaging of retina	2,176	561	$58.00	$43.49
67028 Injection of drug into eye	1,863	276	$362.51	$108.77
J0178 Injection, aflibercept, 1 mg	1,678	121	$1250.00	$939.65
92014 Established patient complete exam of visual system	1,585	1,261	$150.00	$133.74
J7999 Compounded drug, not otherwise classified	1,058	185	$99.91	$84.14
92250 Photography of the retina	921	752	$97.00	$54.08
92012 Established patient problem focused exam of visual system	619	396	$104.00	$93.63
92136 Measurement of corneal curvature and depth of eye	463	236	$59.51	$43.34
66984 Removal of cataract with insertion of lens	370	196	$780.52	$601.87
92004 New patient complete exam of visual system	213	213	$181.00	$159.16
66821 Removal of recurring cataract in lens capsule using a laser	191	130	$365.00	$330.38
92083 Exam of visual field with extended testing	179	174	$111.00	$67.80
92133 Imaging of optic nerve	96	96	$58.00	$39.05
67820 Removal of eyelashes using forceps	72	37	$110.83	$39.57
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	62	62	$189.00	$170.47
92020 Examination of cornea and iris using lens device and slit lamp	53	47	$46.00	$29.26
92002 New patient problem focused exam of visual system	45	45	$98.00	$89.39
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	41	40	$124.00	$113.59
76514 Ultrasound scan of cornea to determine thickness	40	36	$18.00	$12.60
99213 Established patient office or other outpatient visit, typically 15 minutes	37	36	$85.00	$77.64
92285 Photography of content of eyes	34	34	$72.82	$23.11
68761 Closure of tear duct opening using plug	29	24	$352.55	$210.74
66761 Creation of eye fluid drainage tracts in iris using a laser, per session	22	12	$445.00	$247.25
15823 Removal of excessive skin and fat of upper eyelid	22	22	$1241.14	$853.57
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$125.00	$112.62
67938 Removal of embedded foreign body in eyelid	12	11	$287.00	$273.62

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92134 Imaging of retina	2,394	611	$58.00	$43.59
67028 Injection of drug into eye	1,812	268	$355.38	$106.40
J0178 Injection, aflibercept, 1 mg	1,684	133	$1248.52	$949.05
92014 Established patient complete exam of visual system	1,588	1,311	$150.00	$131.84
J7999 Compounded drug, not otherwise classified	979	171	$100.00	$76.71
92012 Established patient problem focused exam of visual system	765	458	$104.00	$92.02
66984 Removal of cataract with insertion of lens	417	200	$703.24	$526.21
92136 Measurement of corneal curvature and depth of eye	408	256	$82.70	$59.58
92250 Photography of the retina	371	341	$97.11	$60.45
66821 Removal of recurring cataract in lens capsule using a laser	198	143	$365.00	$326.47
92004 New patient complete exam of visual system	192	192	$181.00	$156.46
92083 Exam of visual field with extended testing	161	158	$111.00	$67.68
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	132	125	$124.00	$111.12
92133 Imaging of optic nerve	130	130	$58.00	$39.65
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	126	126	$189.00	$167.68
67820 Removal of eyelashes using forceps	92	59	$97.48	$46.12
92002 New patient problem focused exam of visual system	55	55	$98.00	$86.51
68761 Closure of tear duct opening using plug	51	40	$334.12	$199.84
92020 Examination of cornea and iris using lens device and slit lamp	41	39	$46.00	$28.05
92285 Photography of content of eyes	32	32	$85.00	$21.69
15823 Removal of excessive skin and fat of upper eyelid	31	31	$1270.00	$852.06
76514 Ultrasound scan of cornea to determine thickness	30	29	$18.00	$14.99
66982 Complex removal of cataract with insertion of prosthetic lens	19	15	$1075.00	$826.29
92060 Exam to measure eye deviation and range of motion	16	16	$78.00	$67.72
67840 Removal of eyelid growth	12	12	$351.00	$305.21
68840 Probing of nasal-tear duct	11	11	$215.09	$154.31

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92134 Imaging of retina	2,360	568	$58.00	$42.88
67028 Injection of drug into eye	1,650	245	$357.07	$106.66
92014 Established patient complete exam of visual system	1,573	1,325	$150.00	$129.20
J0178 Injection, aflibercept, 1 mg	1,428	114	$1250.00	$962.55
J7999 Compounded drug, not otherwise classified	948	170	$100.00	$72.87
92012 Established patient problem focused exam of visual system	659	430	$104.00	$89.31
66984 Removal of cataract with insertion of lens	427	204	$691.01	$521.73
92136 Measurement of corneal curvature and depth of eye	407	231	$71.35	$61.82
66821 Removal of recurring cataract in lens capsule using a laser	219	145	$368.33	$321.50
92004 New patient complete exam of visual system	214	214	$181.00	$155.81
92083 Exam of visual field with extended testing	184	181	$111.00	$67.79
92133 Imaging of optic nerve	143	143	$58.00	$39.29
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	119	114	$124.00	$111.07
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	82	82	$189.00	$166.65
67820 Removal of eyelashes using forceps	80	47	$110.17	$60.53
92002 New patient problem focused exam of visual system	59	59	$98.00	$85.46
92020 Examination of cornea and iris using lens device and slit lamp	57	56	$46.00	$28.10
76514 Ultrasound scan of cornea to determine thickness	44	44	$18.00	$14.85
68761 Closure of tear duct opening using plug	40	36	$356.77	$207.24
92285 Photography of content of eyes	40	40	$85.00	$21.81
15823 Removal of excessive skin and fat of upper eyelid	28	28	$1270.00	$849.68
92250 Photography of the retina	22	22	$100.00	$69.86
66761 Creation of eye fluid drainage tracts in iris using a laser, per session	21	12	$445.00	$245.59
67938 Removal of embedded foreign body in eyelid	14	13	$328.00	$261.01
67840 Removal of eyelid growth	13	13	$348.92	$300.46
99213 Established patient office or other outpatient visit, typically 15 minutes	11	11	$85.00	$75.46

Medical Specialties & State Licenses

Ophthalmology Primary Specialty

NUCC Taxonomy Code: 207W00000X

State License CA G86708

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

00G867080 (CA)

Practice Associates & Co-Workers

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

4 Associated Practitioners

Dr. Christopher Myers , MD

Ophthalmology

NPI 1023088770

Doctor of Medicine (M.D.)

Dr. Bruce Silverstein , MD

Ophthalmology

NPI 1255326476

Doctor of Medicine (M.D.)

Dr. Derek Brink , DO

Ophthalmology

NPI 1275989717

Doctor of Osteopathic Medicine (D.O.)

Dr. Bryan Crum , MD

Ophthalmology

NPI 1902891385

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 October 25, 2012

NPI status registered as active in NPPES database

📍

Updated Practice Location October 25, 2012

Registered at 3190 CHURN CREEK RD, REDDING, CA 960022122 (Tel: 5302232500)

📍

Updated Business Mailing Address October 25, 2012

Registered at 3190 CHURN CREEK RD, REDDING, CA 960022122 (Tel: 5302232500)

👤

Provider Name / Credentials Updated October 25, 2012

Recorded as ROBERT TRENT, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 25, 2012

Ophthalmology (License #G86708 in CA)

🟢

Initial NPI Registration & Enumeration September 20, 2005

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: 1114913761

Entity Type:

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

Enumeration Date: September 20, 2005

Last Update: October 25, 2012

Sole Proprietor: No

Update or Correct Profile

Mailing Address

3190 Churn Creek Rd

Redding, CA 960022122

Phone: 5302232500

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.