Physician Profile
William J. Flynn, M.D., O.D.
Unclaimed ProfileAbout Dr. Flynn
William J. Flynn, M.D., O.D. is a healthcare provider in San Antonio, TX specializing in ophthalmology. William trained at Uniformed Services Uhs Fe Hebert School of Med, graduating in 1990. William is also listed as specializing in ophthalmology — glaucoma. Medicare claims data shows William provided 8,572 services to 7,276 patients. The services billed most often include established patient problem focused exam of visual system, established patient complete exam of visual system, and exam of visual field with extended testing.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (210) 340-1212
- Email not available
Practice Locations
5430 FREDERICKSBURG RD STE 100 SUITE 100
San Antonio, TX 78229
113 Falls Ct Ste 100
Boerne, TX 78006
11345 Alamo Ranch Pkwy Ste 201
San Antonio, TX 78253
Conditions Commonly Evaluated or Treated
Within Ophthalmology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Cornea and external eye
Eyelid and tear drainage
Refractive and focusing
- Astigmatism
- Eye misalignment (strabismus)
- Farsightedness
- Lazy eye (amblyopia)
- Nearsightedness
- Presbyopia
Retina and vitreous
Eye injuries
Inflammation, neurologic, and orbit
Retina & vitreous
Procedures & services
Most searched procedures
Examination and imaging
Cataract and lens
Corneal procedures
Eye diagnostics
Eye injuries
Eyelid surgery
Eyelid, tear duct, and muscle
Glaucoma
- Glaucoma drainage-device implantation
- Laser peripheral iridotomy
- Minimally invasive glaucoma surgery
- Selective laser trabeculoplasty
Laser eye surgery
Laser procedures
Laser vision correction
Refractive surgery
Tear duct & Orbit
Procedures Most Often Billed to Medicare
8,572 services · 7,276 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
145 | As often as other peers in Ophthalmology |
| Laser repair to improve eye fluid flow | Procedure | 65855 |
100 | More than most peers in Ophthalmology |
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
85 | More often than most peers in Ophthalmology |
| Incision to improve eye fluid flow | Procedure | 65820 |
27 | As often as other peers in Ophthalmology |
| Insertion of eye fluid drainage device | Procedure | 66183 |
13 | Less often than most peers in Ophthalmology |
| Removal of eyelashes using forceps | Procedure | 67820 |
12 | Less often than most peers in Ophthalmology |
| Revision or repair of operative wound of eye | Procedure | 66250 |
12 | Less often than most peers in Ophthalmology |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
71 | More often than most peers in Ophthalmology |
| 2d ultrasound scan of eye tissue and structures | Imaging | 76512 |
29 | As often as other peers in Ophthalmology |
| Established patient problem focused exam of visual system | Treatment | 92012 |
1,878 | More than most peers in Ophthalmology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other eye doctors at this location 5
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 31 related providers in 4 groups
Other eye doctors in San Antonio 7
Same specialty, same city.
Trained at Uniformed Services Uhs Fe Hebert School of Med 8
Other providers in the same specialty who trained at the same institution.
Class of 1990 at Uniformed Services Uhs Fe Hebert School of Med 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of cataract with insertion of prosthetic lens 8
Providers in TX who bill this service to Medicare most often.
Common questions
What does William J. Flynn, M.D. specialize in?
William J. Flynn, M.D. is an eye doctor in San Antonio, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Where is William J. Flynn, M.D. located?
William J. Flynn, M.D. is listed at 5430 Fredericksburg Rd Ste 100 Suite 100, San Antonio, TX 78229. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is William J. Flynn, M.D.'s phone number?
The number on file is (210) 340-1212. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for William J. Flynn, M.D.?
William J. Flynn, M.D.'s National Provider Identifier is 1700864089. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did William J. Flynn, M.D. train?
William J. Flynn, M.D. attended Uniformed Services Uhs Fe Hebert School of Med, graduating in 1990. This comes from the CMS National Downloadable File.
CMS public data
How much experience does William J. Flynn, M.D. have?
William J. Flynn, M.D. has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.
CMS public data
What does William J. Flynn, M.D. do most often?
According to Medicare billing data, William J. Flynn, M.D. performs procedures including removal of cataract with insertion of prosthetic lens, laser repair to improve eye fluid flow and removal of recurring cataract in lens capsule using a laser; reads or performs imaging such as ultrasound scan of cornea to determine thickness and 2d ultrasound scan of eye tissue and structures; provides treatments such as established patient problem focused exam of visual system and established patient complete exam of visual system, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is William J. Flynn, M.D.'s profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by William J. Flynn, M.D.. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.