Mary Ellen Kleinhenz, MD
Mary Ellen Kleinhenz is an Internal Medicine specialist based in San Francisco, CA with over 53 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Mary Ellen Kleinhenz, MD has practiced internal medicine for 53+ years, working in group practice. She graduated from Perelman School of Med at the University of Pennsylvania in 1973 and has 53+ years of clinical experience. She regularly sees Medicare patients with high cholesterol, hypertension, and COPD (per CMS claims data).
Older · 6507dNPPES updated 2008-07-30 · verify NPI on CMS · Verify license at Medical Board of California
Contact & Location
Practice Location
400 Parnassus Ave, San Francisco, CA 94143-2202
How Does This Doctor Compare?
MIPS Score
202374.47/100
California avg: 78.6 · US avg: 83.6
⚠ Lower than most doctors nationally(-9.1 pts)
How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Medicare Patients
224
Unique beneficiaries
Standard volumePrescription Recipients
260
Patients prescribed
Prescriptions Written
1,640
Total claims
Total Medicare drug cost: $2.49M
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.
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 COPD.
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+1%) — a focus area for this doctor
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%Chronic Obstructive Pulmonary Disease — a group of lung diseases that block airflow
US avg: 20.4%↑ More patients than average (+46%) — a focus area for this doctor
Weakened bones that are more prone to fractures, common in older adults
US avg: 18.1%↑ More patients than average (+24%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-8%) — less common here
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+3%) — 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 (+3%) — a focus area for this doctor
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↓ Fewer patients than average (-1%) — less common here
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.
Graduated medical school · 1973
Perelman School of Medicine at the University of Pennsylvania
53 years in practice
Senior practitioner
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
Perelman School of Med at the University of Pennsylvania (Class of 1973)
Mailing address
1635 Divisadero Street, Suite 625, Box 1821, San Francisco, CA 94143-0001
Differs from practice location
Primary hospital affiliation: Acute Care - Veterans Administration
CMS Certification Number: 20003F
View hospital on Medicare Care CompareVirtual Internal Medicine Care With Mary Ellen Kleinhenz
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Mary Ellen Kleinhenz for cholesterol management, blood pressure monitoring, COPD management — no travel to San Francisco 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 Mary Ellen Kleinhenz
NPI records show Dr. Kleinhenz as active with telehealth listed in San Francisco, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (415) 353-2961.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
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Contact Mary Ellen Kleinhenz
Practice Location
400 Parnassus Ave, San Francisco, CA 94143-2202
Mailing Address
1635 Divisadero Street, Suite 625, Box 1821, San Francisco, CA 94143-0001
This is a provider directory. Contact the office directly to schedule appointments.
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