Philip A.R.L. Lynn, M.D.

Internal Medicine

Philip A.R.L. Lynn is an Internal Medicine specialist based in Garden Grove, CA with over 38 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(714) 839-4545Garden Grove, CA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Patients across CA can see Philip a.R.L. Lynn, M.D. in person in Garden Grove or via virtual visit — no travel required. Trained at University of Southern California Keck School of Medicine (class of 1988), he has been practicing for over 38 years. CMS Medicare data shows his patients commonly have hypertension, high cholesterol, and tobacco.

At a glance

  • Uses generic medications more than 43% of reporting doctors in California
  • Virtual visits available — no app or travel required
1 of 3,565 Internal Medicine providers in CASee all Internal Medicine in Garden Grove38+ years experienceNPI since 2005

Older · 5286dNPPES updated 2011-12-02 · verify NPI on CMS · Verify license at Medical Board of California

Contact & Location

Practice Location

14411 Brookhurst St Ste D, Garden Grove, CA 92843-4667

Fax: (714) 839-3236
CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor favors affordable generic drugs over brand-name ones.

Generic Rx

↑ Higher = better

86.5%

California avg: 83.3 · US avg: 82.8

Higher than most doctors nationally(+3.7 pts)

Typical range among reporting doctors in California

How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.

Medicare Patients

228

Unique beneficiaries

Standard volume

Prescription Recipients

271

Patients prescribed

Prescriptions Written

4,455

Total claims

Total Medicare drug cost: $544k

Percentile rankings compared against 9,360 reporting peers in California.

Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.

Patient Condition Panel

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 Hypertension, High Cholesterol, and Tobacco Use Disorder.

Hypertension
Higher than avg (+5%)75%

High blood pressure — a leading risk factor for heart disease and stroke

US avg: 70.2%

↑ More patients than average (+5%) — a focus area for this doctor

High Cholesterol
Higher than avg (+5%)75%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↑ More patients than average (+5%) — a focus area for this doctor

Tobacco Use Disorder
70%

Nicotine dependence and tobacco-related health complications

Diabetes
Higher than avg (+25%)59%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↑ More patients than average (+25%) — a focus area for this doctor

Arthritis
Higher than avg (+6%)55%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↑ More patients than average (+6%) — a focus area for this doctor

Chronic Kidney Disease
Higher than avg (+15%)45%

Gradual loss of kidney function over time, often linked to diabetes or hypertension

US avg: 29.6%

↑ More patients than average (+15%) — a focus area for this doctor

Alzheimer's / Dementia
33%

Progressive brain disorders causing memory loss and cognitive decline

Depression
Lower than avg (-2%)30%

A mood disorder causing persistent sadness and loss of interest in activities

US avg: 31.8%

↓ Fewer patients than average (-2%) — less common here

GeneralBehavioralNational avg

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.

Career Journey
  1. Graduated medical school · 1988

    Keck School of Medicine of Usc

  2. 38 years in practice

    Senior practitioner

Internal MedicineAllopathic & Osteopathic Physicians

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Taxonomy: 207R00000X

Education & Training

University of Southern California Keck School of Medicine (Class of 1988)

Practice Footprint

Primary hospital affiliation: Critical Access Hospitals

CMS Certification Number: 361318

View hospital on Medicare Care Compare

Virtual Internal Medicine Care With Philip a.R.L. Lynn

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Philip a.R.L. Lynn for blood pressure monitoring, cholesterol management, follow-up consultations — no travel to Garden Grove required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Philip a.R.L. Lynn

Dr. Lynn is listed as active in the NPI registry with telehealth listed in Garden Grove, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (714) 839-4545.

Verified across 4 federal data sources

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.

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