MS. ANDREA SHELLEY KLAYMAN M.D.
NPI 1780856963
Internal Medicine in Portland, ME

Active since March 28, 2008PECOS Enrolled
84 MARGINAL WAY, SUITE 800, PORTLAND, ME 04101(207) 774-5816(207) 523-8595 Get Directions Write a Review

NPPES record last updated: March 18, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ms. Andrea Shelley Klayman M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MS. ANDREA SHELLEY KLAYMAN M.D. (NPI 1780856963) is an individual internal medicine provider in Portland, Maine, licensed in Maine (018842) and active in the NPI registry since March 2008. She is enrolled in Medicare PECOS, is affiliated with Maine Medical Center, and is a graduate of University Of Massachusetts Medical School (2008).

NPPES Registry Identity

NPI1780856963
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameMS. ANDREA SHELLEY KLAYMANCredential: M.D.
Location Address84 MARGINAL WAY, SUITE 800Portland, ME 04101
Mailing Address100 Gannett Drive, Suite CSouth Portland, ME 04106 · (207) 347-2947 · Fax (207) 874-2317
Fax(207) 523-8595
Sole ProprietorNo
Medical School CMSUniversity Of Massachusetts Medical SchoolGraduated 2008
Enumeration DateMarch 28, 2008
Last NPPES UpdateMarch 18, 2026
NPPES CertifiedMarch 18, 2026
NPI 1780856963 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in ME · 018842
Definition
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.
84 MARGINAL WAY, Portland, ME 04101

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Ms. Andrea Shelley Klayman M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID6204008261
PECOS Enrollment IDI20111017000559
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 25

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
281 services146 patients
Blood test, comprehensive group of blood chemicals 80053
A comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.
150 services122 patients
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025
A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.
107 services83 patients
Blood test, lipids (cholesterol and triglycerides) 80061
A lipid panel is a blood test that measures fats and fatty substances, such as cholesterol and triglycerides. These substances are used by your body as a source of energy. High levels can lead to health issues, including heart disease.
98 services92 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
94 services94 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
84 services63 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Maine Medical Center

Acute Care Hospitals · Portland, ME
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number200009
Location22 Bramhall StPortland, ME 04102 · Cumberland County
Emergency services Birthing friendly

Mid Coast Hospital

Acute Care Hospitals · Brunswick, ME
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number200021
Location123 Medical Center DriveBrunswick, ME 04011 · Cumberland County
Emergency services Birthing friendly

Maine General Medical Center

Acute Care Hospitals · Augusta, ME
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number200039
Location35 Medical Center ParkwayAugusta, ME 04330 · Kennebec County
Emergency services Birthing friendly

Memorial Hospital, The

Critical Access Hospitals · North Conway, NH
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number301307
Location3073 White Mountain HighwayNorth Conway, NH 03860 · Carroll County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 04101 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$128.83 typical visit price
range $56.28 – $169.96
Typical copayment $32.20 (range $14.07 – $42.49)
Most-billed visit code 99204
Established Patient
$99.18 typical visit price
range $18.22 – $138.92
Typical copayment $24.79 (range $4.55 – $34.73)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Obstetrics & Gynecology
84 MARGINAL WAY, SUITE 900
PORTLAND, ME 04101
Internal Medicine
84 MARGINAL WAY, SUITE 700
PORTLAND, ME 04101
Nurse Practitioner (Family)
84 MARGINAL WAY, SUITE 700
PORTLAND, ME 04101
Pediatrics
84 MARGINAL WAY, SUITE 1000
PORTLAND, ME 04101
Nurse Practitioner (Family)
84 MARGINAL WAY, SUITE 700
PORTLAND, ME 04101
Nurse Practitioner (Family)
84 MARGINAL WAY
PORTLAND, ME 04101
Nurse Practitioner
84 MARGINAL WAY, SUITE 1000
PORTLAND, ME 04101
Internal Medicine
84 MARGINAL WAY, SUITE 700
PORTLAND, ME 04101

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Andrea Klayman's NPI number?

The NPI number for Andrea Klayman is 1780856963. It was assigned to this individual provider in the NPPES registry on March 28, 2008.

Where is Andrea Klayman located?

Andrea Klayman practices at 84 Marginal Way Suite 800, Portland, ME 04101. The listed phone number is (207) 774-5816.

What is Andrea Klayman's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Andrea Klayman enrolled in Medicare?

Yes. Andrea Klayman is registered in the Medicare PECOS enrollment system.

What insurance does Andrea Klayman accept?

Health plans from Anthem Blue Cross and Blue Shield list Andrea Klayman as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Andrea Klayman affiliated with any hospitals?

According to CMS data, Andrea Klayman is affiliated with Maine Medical Center, Mid Coast Hospital, Maine General Medical Center and Memorial Hospital, The.

When was this NPI record last updated?

The NPPES record for Andrea Klayman was last updated on March 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.