Physician Profile
Unclaimed ProfileAbout WARLEN
Mark Evan Warlen, MD is a healthcare provider in San Diego, CA specialising in ophthalmology. Mark trained at Baylor College of Medicine, graduating in 1992.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What kind of doctor is Dr. Warlen?
Dr. Warlen is an ophthalmology in San Diego, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPHTHALMOLOGY”.
NPI registry
What is Dr. Warlen's address?
Dr. Warlen is listed at 3720 THIRD AVE, San Diego, CA 92103. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Warlen?
The number on file is (619) 298-7221. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Warlen's NPI number?
Dr. Warlen's National Provider Identifier is 1518922178. 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 Dr. Warlen train?
Dr. Warlen attended Baylor College of Medicine, graduating in 1992. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Warlen been practising?
Dr. Warlen has 34 years experience. Calculated from a graduation year of 1992, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Warlen perform?
According to Medicare billing data, Dr. Warlen performs procedures including removal of cataract with insertion of prosthetic lens, removal of recurring cataract in lens capsule using a laser and removal of eyelashes using forceps; reads or performs imaging such as ultrasound scan of cornea to determine thickness; provides treatments such as established patient complete exam of visual system and established patient problem focused exam of visual system. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Warlen confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Warlen. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (619) 298-7221
- Email not available
Practice Locations
3720 THIRD AVE
San Diego, CA 92103
Procedures Most Often Billed to Medicare
2,831 services · 2,527 patients · 11 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
47 |
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
36 |
| Removal of eyelashes using forceps | Procedure | 67820 |
26 |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
57 |
| Established patient complete exam of visual system | Treatment | 92014 |
921 |
| Established patient problem focused exam of visual system | Treatment | 92012 |
479 |
| Imaging of optic nerve | Treatment | 92133 |
433 |
| Exam of visual field with extended testing | Treatment | 92083 |
338 |
| Imaging of retina | Treatment | 92134 |
320 |
| New patient complete exam of visual system | Treatment | 92004 |
125 |
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 ophthalmology specialists in San Diego 8
Same specialty, same city.
Trained at Baylor College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1992 at Baylor College of Medicine 7
Providers who graduated from the same medical school in the same year.
More connections — 8 related providers in 1 group
Also performs Removal of cataract with insertion of prosthetic lens 8
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.