Andrea Shelley Klayman, M.D.
Andrea Shelley Klayman is an Internal Medicine specialist based in Portland, ME with over 18 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Andrea Shelley Klayman, M.D. has been part of the Portland medical community since 2008 in group practice. She graduated from University of Massachusetts Medical School in 2008 and has 18+ years of clinical experience. She regularly sees Medicare patients with high cholesterol, hypertension, and arthritis (per CMS claims data).
At a glance
- Prescribes opioids less than 39% of reporting doctors in Maine
- Uses generic medications more than 62% of reporting doctors in Maine
- Virtual visits available — no app or travel required
Recent · 66dNPPES updated 2026-03-18 · verify NPI on CMS · Verify license at Maine Board of Licensure in Medicine
Contact & Location
Practice Location
84 Marginal Way Suite 800, Portland, ME 04101
How Does This Doctor Compare?
Based on Medicare data, this doctor prescribes opioid pain medications conservatively, favors affordable generic drugs over brand-name ones.
Opioid Rx
↓ Lower = better2.3%
Maine avg: 5 · US avg: 5.1
✓ Higher than most doctors nationally(-2.8 pts)
2.3% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better88.6%
Maine avg: 82 · US avg: 82.8
✓ Higher than most doctors nationally(+5.8 pts)
Typical range among reporting doctors in MaineHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
171
Unique beneficiaries
Standard volumePrescription Recipients
386
Patients prescribed
Prescriptions Written
3,485
Total claims
Total Medicare drug cost: $303k
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 High Cholesterol, Hypertension, and Arthritis.
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↓ Fewer patients than average (-15%) — less common here
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↓ Fewer patients than average (-21%) — less common here
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-3%) — less common here
Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-10%) — less common here
Weakened bones that are more prone to fractures, common in older adults
US avg: 18.1%↑ More patients than average (+5%) — a focus area for this doctor
Conditions affecting emotional state, including depression and bipolar disorder
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↓ Fewer patients than average (-10%) — 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 · 2008
Umass Chan Medical School
Board certified · Mar 17, 2026
Self-reported via NPPES
18 years in practice
Experienced
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 Massachusetts Medical School (Class of 2008)
Mailing address
100 Gannett Drive Suite C, South Portland, ME 04106
Differs from practice location
Virtual Internal Medicine Care With Andrea Shelley Klayman
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Andrea Shelley Klayman for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to Portland 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 Andrea Shelley Klayman
Dr. Klayman is listed as active in the NPI registry with telehealth listed in Portland, ME. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (207) 774-5816.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
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Contact Andrea Shelley Klayman
Practice Location
84 Marginal Way Suite 800, Portland, ME 04101
Mailing Address
100 Gannett Drive Suite C, South Portland, ME 04106
This is a provider directory. Contact the office directly to schedule appointments.
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