Peter Heseltine, MD, FACP
Infectious Disease Internal Medicine
Peter Heseltine is an Infectious Disease Internal Medicine specialist based in Orange, CA with over 55 years of clinical experience. Offers virtual telehealth visits.
Peter Heseltine, MD, FACP practices as part of a group infectious disease specialist practice in Orange, CA. He has been in practice for 55+ years. He regularly sees Medicare patients with high cholesterol, hypertension, and diabetes (per CMS claims data).
Older · 5297dNPPES updated 2011-11-21 · verify NPI on CMS · Verify license at Medical Board of California
Contact & Location
Practice Location
200 S Manchester Ave Suite 514, Orange, CA 92868-3217
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages High Cholesterol, Hypertension, and Diabetes.
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+2%) — a focus area for this doctor
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+26%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+7%) — a focus area for this doctor
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+14%) — a focus area for this doctor
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
55 years in practice
Senior practitioner
Infectious disease specialists diagnose and treat complex infections including HIV/AIDS, hepatitis, tuberculosis, antibiotic-resistant infections (MRSA), post-surgical infections, and travel-related illnesses. They also provide pre-travel vaccination counseling and manage infections in immunocompromised patients.
Taxonomy: 207RI0200X
Mailing address
32472 Azores Rd, Dana Point, CA 92629-3607
Differs from practice location
Virtual Infectious Disease Care With Peter Heseltine
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Peter Heseltine for cholesterol management, blood pressure monitoring, diabetes check-ins — no travel to Orange required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.
Frequently Asked Questions
Common questions about Peter Heseltine
NPI records show Dr. Heseltine as active with telehealth listed in Orange, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (714) 773-6702.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.
Contact Peter Heseltine
Practice Location
200 S Manchester Ave Suite 514, Orange, CA 92868-3217
Mailing Address
32472 Azores Rd, Dana Point, CA 92629-3607
This is a provider directory. Contact the office directly to schedule appointments.
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