Active NPI 1275910291 Individual Practitioner Female Practitioner

Dr. Ann Leu Thomas , MD, MS

Ophthalmology • Fairfield, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Ann Thomas, MD, MS is a certified Ophthalmology practicing in Fairfield, CA. With approximately 11 years of clinical experience since graduating from Washington University School Of Medicine in 2015, Dr. Thomas delivers high-quality medical care to the local community at 2702 LOW CT.

Dr. Thomas is affiliated with Sutter Valley Medical Foundation and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, imaging of optic nerve, imaging of retina. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2702 Low Ct

Fairfield, CA 945349771

Telephone 7074274900

Associated Practice Facility / Clinic

🏢 Solano Regional Medical Group Facility NPI 1487710117

Medicare Profile & Education

Medical School

Washington University School Of Medicine

Graduation Year

2015

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Ophthalmology in Fairfield, CA

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

11 Yrs -14.3 yrs vs City Avg

City Avg: 25.3 Yrs

State Avg: 29.5 Yrs

Regional Practice Density

7 Specialists

Practicing in Fairfield, CA (3116 Statewide)

Telehealth Adoption Rate

14.3% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

75.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Thomas (11 Years) 11 Yrs

Fairfield Specialty Average (25.3 Years) 25.3 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
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	455	334	$379.00	$145.61
99213 Established patient office or other outpatient visit, typically 15 minutes	433	400	$257.00	$103.85
92133 Imaging of optic nerve	240	234	$205.00	$42.47
92134 Imaging of retina	199	182	$222.00	$47.68
92083 Exam of visual field with extended testing	173	162	$328.00	$76.61
92250 Photography of the retina	146	142	$362.00	$42.63
92014 Established patient complete exam of visual system	133	132	$465.00	$148.48
92136 Measurement of corneal curvature and depth of eye	132	70	$267.17	$31.17
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	126	125	$69.00	$17.86
66984 Removal of cataract with insertion of lens	109	72	$2968.00	$590.33
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	55	55	$576.00	$188.57
76519 Ultrasound of eye for determination of lens power	52	51	$180.63	$34.35
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	48	48	$380.00	$126.72
76514 Ultrasound scan of cornea to determine thickness	44	43	$92.00	$12.13
66821 Removal of recurring cataract in lens capsule using a laser	40	38	$1603.10	$404.00
92020 Examination of cornea and iris using lens device and slit lamp	39	39	$128.00	$31.87
92012 Established patient problem focused exam of visual system	23	21	$326.00	$106.48
67820 Removal of eyelashes using forceps	14	11	$221.64	$21.67
92004 New patient complete exam of visual system	14	14	$551.00	$175.41

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	418	371	$247.00	$103.00
92014 Established patient complete exam of visual system	338	330	$443.00	$149.39
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	226	199	$364.00	$144.57
92134 Imaging of retina	197	186	$211.00	$47.58
92133 Imaging of optic nerve	183	183	$205.00	$42.65
92083 Exam of visual field with extended testing	150	140	$312.00	$75.72
66984 Removal of cataract with insertion of lens	133	84	$2827.00	$598.12
92250 Photography of the retina	109	109	$345.00	$42.95
92136 Measurement of corneal curvature and depth of eye	73	69	$448.34	$53.27
76519 Ultrasound of eye for determination of lens power	68	67	$174.00	$34.05
76514 Ultrasound scan of cornea to determine thickness	46	45	$88.00	$12.26
66821 Removal of recurring cataract in lens capsule using a laser	43	40	$1591.44	$407.74
92004 New patient complete exam of visual system	42	42	$525.00	$172.50
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	40	40	$365.00	$124.48
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	40	40	$554.00	$182.87
92020 Examination of cornea and iris using lens device and slit lamp	36	36	$122.00	$32.26
66982 Complex removal of cataract with insertion of prosthetic lens	21	16	$3941.00	$825.52
67820 Removal of eyelashes using forceps	18	14	$219.94	$22.23

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	579	553	$420.00	$145.24
99213 Established patient office or other outpatient visit, typically 15 minutes	498	420	$240.00	$100.82
92133 Imaging of optic nerve	255	249	$199.00	$42.05
92134 Imaging of retina	248	225	$202.00	$46.41
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	217	192	$353.00	$141.69
92004 New patient complete exam of visual system	155	155	$515.00	$169.09
92083 Exam of visual field with extended testing	146	140	$299.00	$73.24
92250 Photography of the retina	106	103	$338.00	$41.44
76514 Ultrasound scan of cornea to determine thickness	104	101	$83.00	$12.14
66984 Removal of cataract with insertion of lens	97	65	$2753.12	$561.12
92136 Measurement of corneal curvature and depth of eye	88	87	$453.00	$56.49
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	63	63	$537.46	$183.06
92020 Examination of cornea and iris using lens device and slit lamp	59	58	$116.00	$31.84
76519 Ultrasound of eye for determination of lens power	47	47	$171.00	$33.24
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	37	37	$354.00	$123.38
66821 Removal of recurring cataract in lens capsule using a laser	29	28	$1450.59	$386.01
67820 Removal of eyelashes using forceps	27	20	$210.00	$21.01
92012 Established patient problem focused exam of visual system	23	22	$294.00	$102.96
66982 Complex removal of cataract with insertion of prosthetic lens	19	16	$3864.00	$818.98
65820 Incision to improve eye fluid flow	14	11	$3120.00	$942.20
92025 Ct scan of cornea	11	11	$167.00	$39.42

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92004 New patient complete exam of visual system	142	142	$500.00	$172.56
92014 Established patient complete exam of visual system	106	104	$420.00	$146.69
92012 Established patient problem focused exam of visual system	74	72	$293.00	$104.46
99213 Established patient office or other outpatient visit, typically 15 minutes	69	61	$233.00	$102.33
92133 Imaging of optic nerve	65	65	$199.00	$42.64
92134 Imaging of retina	62	58	$202.00	$47.02
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	52	52	$522.00	$185.60
76514 Ultrasound scan of cornea to determine thickness	51	51	$83.00	$12.30
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	41	37	$343.00	$144.77
92020 Examination of cornea and iris using lens device and slit lamp	37	36	$116.00	$31.96
66984 Removal of cataract with insertion of lens	36	26	$2739.00	$610.39
92025 Ct scan of cornea	32	32	$167.00	$39.15
92136 Measurement of corneal curvature and depth of eye	31	30	$414.00	$63.68
92083 Exam of visual field with extended testing	31	29	$299.00	$74.76
92250 Photography of the retina	27	24	$338.00	$44.58
76519 Ultrasound of eye for determination of lens power	16	16	$165.00	$33.90
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	13	13	$344.00	$125.20
99202 New patient office or other outpatient visit, typically 20 minutes	12	12	$240.00	$82.29

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92004 New patient complete exam of visual system	69	69	$500.00	$175.24
92014 Established patient complete exam of visual system	55	55	$420.00	$145.18
99213 Established patient office or other outpatient visit, typically 15 minutes	47	43	$226.00	$81.01
92133 Imaging of optic nerve	31	31	$193.00	$43.53
76514 Ultrasound scan of cornea to determine thickness	25	25	$83.00	$12.77
92020 Examination of cornea and iris using lens device and slit lamp	23	23	$116.00	$32.06
92134 Imaging of retina	18	17	$197.00	$47.78
99202 New patient office or other outpatient visit, typically 20 minutes	17	17	$232.00	$86.86
92083 Exam of visual field with extended testing	14	14	$290.00	$75.58

Medical Specialties & State Licenses

CMS Verified: 2020-07-22

Ophthalmology Primary Specialty

NUCC Taxonomy Code: 207W00000X

State License CA A145330

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.

Student in an Organized Health Care Education/Training Program

NUCC Taxonomy Code: 390200000X

An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

Hospital & Practice Group Affiliations

Sutter Valley Medical Foundation

2720 Low Ct, Fairfield, CA 945349771

Phone: 7074282731

Sutter Valley Medical Foundation

200 Bella Vista Rd, Vacaville, CA 956875414

Phone: 7074470400

Sutter Valley Medical Foundation

2702 Low Ct, Fairfield, CA 945349771

Phone: 7074322600

Sutter Valley Medical Foundation

2800 L St, Sacramento, CA 958165616

Secondary Practice Locations

710 Lawrence Expy

Santa Clara, CA 950515173

Phone: 4088513834

Practice Associates & Co-Workers

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

40 Associated Practitioners

Dr. Anne Chen , MD

Internal Medicine

NPI 1003852708

Doctor of Medicine (M.D.)

Dr. Michael Santos , MD

Family Medicine

NPI 1023253481

Doctor of Medicine (M.D.)

Mina Afnan

Physician Assistant

NPI 1023889672

Alisha Mcgriff , NP

Nurse Practitioner - Family

NPI 1043050495

Nurse Practitioner

Dr. Martha Corcoran , MD

Otolaryngology

NPI 1063487825

Doctor of Medicine (M.D.)

Dr. Dorota Korta , MD, PhD

Dermatology

NPI 1063822237

Doctor of Medicine (M.D.), Doctor of Philosophy (Ph.D.)

Career & Practice History Timeline

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

12 Historical Events

📍

Updated Practice Location July 22, 2020

Registered at 2702 LOW CT, FAIRFIELD, CA 945349771 (Tel: 7074274900)

📍

Updated Business Mailing Address July 22, 2020

Registered at PO BOX 255228, SACRAMENTO, CA 958655228

📍

Updated Practice Location January 31, 2020

Registered at 1855 SAN MIGUEL DR STE 28, WALNUT CREEK, CA 945965298 (Tel: 9259358820)

📍

Updated Business Mailing Address January 31, 2020

Registered at 1855 SAN MIGUEL DR STE 28, WALNUT CREEK, CA 945965298 (Tel: 9259358820)

👤

Provider Name / Credentials Updated January 31, 2020

Recorded as ANN THOMAS, M.D., M.S.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 31, 2020

Ophthalmology (License #A145330 in CA)

✅

NPI Profile Active April 28, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location April 28, 2015

Registered at 710 LAWRENCE EXPY, SANTA CLARA, CA 950515173 (Tel: 4088513834)

📍

Updated Business Mailing Address April 28, 2015

Registered at 710 LAWRENCE EXPY, SANTA CLARA, CA 950515173

👤

Provider Name / Credentials Updated April 28, 2015

Recorded as ANN THOMAS, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 28, 2015

Student in an Organized Health Care Education/Training Program

🟢

Initial NPI Registration & Enumeration April 28, 2015

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1275910291

Entity Type:

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

Enumeration Date: April 28, 2015

Last Update: July 22, 2020

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 255228

Sacramento, CA 958655228

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.