Best Hematologists in San Marcos
Finding the right hematologist in San Marcos means weighing insurance coverage, distance, and bedside manner. The metro has a growing bench of hematologists — 4 hematologists are listed below.
4 hematologists in San Marcos

Philip Louis Marjon, MD
4.5Philip Louis Marjon · Hematology & Oncology Physician
838 Nordahl Rd Suite 300(760) 747-8935
Eric John Meyers, MD
4.5Eric John Meyers · Hematology & Oncology Physician
1308 Wonder World Dr(512) 396-5199
California Cancer Associates For Research And Excellence Inc.
4.5California Cancer Associates For Research And Excellence Inc. · Hematology & Oncology Physician
838 Nordahl Rd Suite 300(760) 747-8935
Hematologists in San Marcos by insurance
These providers list this insurance as accepted, but coverage should be confirmed directly with the provider before booking.
Hematologists in nearby cities
Same specialty in cities near San Marcos — useful if your insurance network extends across the metro.
About finding a hematologist in San Marcos
San Marcos has hematologists practicing across hospital systems, group practices, and independent clinics. When choosing a hematologist in San Marcos, the three factors most patients care about are: insurance acceptance, distance from home or work, and patient reviews. Heallexa shows all three on every listing so you can compare without clicking back and forth.
Many San Marcos hematologists list major insurance plans including Blue Cross Blue Shield, Aetna, UnitedHealthcare, Cigna, Humana, and Medicare. Listings reflect what providers have indicated they accept — always confirm in-network status directly with the office before booking. Out-of-network visits can cost 3–5× more than in-network ones.
Common questions about hematologists in San Marcos
How do I find the highest-rated hematologist in San Marcos?+
Sort the list above by rating. Heallexa surfaces verified patient reviews alongside credentials so you can see whether a provider's strengths match what you actually need.
What if no San Marcos hematologists accept my insurance?+
Try the surrounding metro — insurance networks often extend across multiple cities. The nearby-cities links below open the same specialty in adjacent markets. Always confirm coverage directly with the provider.
Are walk-in visits available with San Marcos hematologists?+
Walk-ins are uncommon for most hematologists. The "available today" filter shows providers with open same-day slots.
How often is this San Marcos list updated?+
Heallexa refreshes provider data from public NPI records and license databases on a rolling basis. Listings that fall out of the active registry are removed automatically.