Harold Williams Van Lonkhuyzen, MD
Psychiatry Psychiatry & Neurology
Harold Williams Van Lonkhuyzen is a Psychiatry Psychiatry & Neurology specialist based in Rockland, ME with over 29 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Harold Williams Van Lonkhuyzen, MD has practiced psychiatry & neurology for 29+ years, working in group practice. Trained at University of Rochester School of Medicine and Dentistry (class of 1997), he has been practicing for over 29 years. CMS Medicare data shows his patients commonly have mood disorders, anxiety, and hypertension. CMS MIPS quality score: 98.07/100 (2023).
At a glance
- Uses generic medications more than 94% of reporting doctors in Maine
- Federal MIPS score higher than 24% of MIPS-scored doctors in Maine
- Virtual visits available — no app or travel required
Older · 5679dNPPES updated 2010-11-04 · verify NPI on CMS · Verify license at Maine Board of Licensure in Medicine
Contact & Location
Practice Location
12 Union Street, Rockland, ME 04841-2739
How Does This Doctor Compare?
Based on Medicare data, this doctor favors affordable generic drugs over brand-name ones.
MIPS Score
202398.07/100
Maine avg: 93.9 · US avg: 83.6
✓ Higher than most doctors nationally(+14.5 pts)
How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Generic Rx
↑ Higher = better97.5%
Maine avg: 82 · US avg: 82.8
✓ Higher than most doctors nationally(+14.7 pts)
Top 6% of reporting doctors in MaineHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
83
Unique beneficiaries
Standard volumePrescription Recipients
94
Patients prescribed
Prescriptions Written
1,686
Total claims
Total Medicare drug cost: $101k
Percentile rankings compared against 387 reporting peers in Maine.
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 Mood Disorders, Anxiety Disorders, and Hypertension.
Conditions affecting emotional state, including depression and bipolar disorder
Excessive worry or fear that interferes with daily life
US avg: 34.1%↑ More patients than average (+30%) — a focus area for this doctor
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↓ Fewer patients than average (-17%) — less common here
A mood disorder causing persistent sadness and loss of interest in activities
US avg: 31.8%↑ More patients than average (+16%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↓ Fewer patients than average (-24%) — less common here
A condition with extreme mood swings between emotional highs and lows
Post-Traumatic Stress Disorder — lasting anxiety after experiencing a traumatic event
A serious mental disorder affecting thinking, emotions, and behavior
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 · 1997
University of Rochester School of Medicine and Dentistry
29 years in practice
Experienced
Psychiatrists are physicians who diagnose and treat mental health conditions including depression, anxiety disorders, bipolar disorder, schizophrenia, PTSD, and substance use disorders. They can prescribe medications and provide psychotherapy.
Taxonomy: 2084P0800X
Education & Training
University of Rochester School of Medicine and Dentistry (Class of 1997)
Mailing address
78 Atlantic Place, South Portland, ME 04106-2316
Differs from practice location
Virtual Psychiatry & Neurology Care With Harold Williams Van Lonkhuyzen
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Harold Williams Van Lonkhuyzen for mood disorder follow-ups, anxiety counseling, blood pressure monitoring — no travel to Rockland 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 Harold Williams Van Lonkhuyzen
Dr. Van Lonkhuyzen is listed as active in the NPI registry with telehealth listed in Rockland, ME. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (207) 701-4402.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
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Contact Harold Williams Van Lonkhuyzen
Practice Location
12 Union Street, Rockland, ME 04841-2739
Mailing Address
78 Atlantic Place, South Portland, ME 04106-2316
This is a provider directory. Contact the office directly to schedule appointments.
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