CLAIRE MARIE TWARK M.D.
NPI 1982947313
Psychiatry & Neurology - Psychiatry in Boston, MA

NPI Status: Active since April 04, 2013

Contact Information

221 LONGWOOD AVE
BOSTON, MA
ZIP 02115
Phone: (617) 732-6753
Fax: (617) 975-0828

Get Directions Write a Review

  • Individual
  • Female
  • Years of Experience 13
  • Psychiatry & Neurology
  • Psychiatry
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About CLAIRE TWARK

This page provides the complete NPI Profile along with additional information for Claire Twark, a provider established in Boston, Massachusetts with a medical specialization in Psychiatry & Neurology, focusing in psychiatry and more than 13 years of experience. She graduated from University Of Colorado School Of Medicine, Denver in 2013. The healthcare provider is registered in the NPI registry with number 1982947313 assigned on April 2013. The practitioner's primary taxonomy code is 2084P0800X with license number 266507 (MA). The provider is registered as an individual and her NPI record was last updated 8 years ago.

NPI
1982947313
Provider Name
CLAIRE MARIE TWARK M.D.
Other Name
CLAIRE MARIE KIM M.D.
Other Name Type
Former Name (1)
Gender
Female
Entity Type
Individual
Location Address
221 LONGWOOD AVE BOSTON, MA 02115
Location Phone
(617) 732-6753
Location Fax
(617) 975-0828
Mailing Address
375 BOYLSTON ST BROOKLINE, MA 02445
Mailing Fax
(617) 975-0828
Medical School Name
UNIVERSITY OF COLORADO SCHOOL OF MEDICINE, DENVER
Graduation Year
2013
Is Sole Proprietor?
No
Enumeration Date
04-04-2013
Last Update Date
07-18-2018
Code Navigator

A psychiatrist like Claire Twark are primary mental health physicians diagnose and treat mental illnesses through psychotherapy, psychoanalysis, hospitalization and medication. Psychiatrist help patients find solutions through changes in their behavioral patterns, explorations of experiences, group and family therapy.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Psychiatry & Neurology Psychiatry

Taxonomy Code
2084P0800X
Type
Allopathic & Osteopathic Physicians
License No.
266507
License State
MA
Taxonomy Description
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1390200000XStudent, Health Care

Student in an Organized Health Care Education/Training Program

 

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • Anthem Bronze Access Blue New England HMO 6000/20%/8000 w/HSA - HMO
  • Anthem Bronze Access Blue New England HMO 7000/50%/8000 w/HSA - HMO
  • Anthem Bronze Access Blue New England HMO 7500/30%/10000 Value - HMO
  • Anthem Bronze Access Blue New England HMO 8500/50%/9200 - HMO
  • Anthem Gold Access Blue New England HMO 1000/20%/7500 - HMO
  • Anthem Gold Access Blue New England HMO 2000/0%/6500 RxD - HMO
  • Anthem Gold Access Blue New England HMO 2000/10%/4600 w/HSA - HMO
  • Anthem Gold Access Blue New England HMO 2000/10%/7500 - HMO
  • Anthem Gold Access Blue New England HMO 2000/20%/4600 w/HSA - HMO
  • Anthem Gold Access Blue New England HMO 3000/0%/7500 RxD - HMO
  • Anthem Gold Access Blue New England HMO 500/30%/9000 - HMO
  • Anthem Platinum Access Blue New England HMO 250/10%/3500 - HMO
  • Anthem Silver Access Blue New England HMO 2500/30%/10000 Value - HMO
  • Anthem Silver Access Blue New England HMO 3000/30%/9000 Value - HMO
  • Anthem Silver Access Blue New England HMO 3500/20%/10000 - HMO
  • Anthem Silver Access Blue New England HMO 3500/20%/7250 w/HSA - HMO
  • Anthem Silver Access Blue New England HMO 4000/0%/9000 - HMO
  • Anthem Silver Access Blue New England HMO 4000/0%/9000 RxD - HMO
  • Anthem Silver Access Blue New England HMO 4000/10%/7250 w/HSA - HMO
  • Anthem Silver Access Blue New England HMO 4000/20%/8500 - HMO
  • NH Local Choice HMO Bronze 8000 + $0 Rx list + $0 Virtual Urgent Care - HMO
  • NH Local Choice HMO Gold + $0 Rx list + $0 Virtual Urgent Care - HMO
  • NH Local Choice HMO Gold 1400 + $0 Rx list + $0 Virtual Urgent Care - HMO
  • NH Local Choice HMO HSA Bronze 6000 - HMO
  • NH Local Choice HMO Silver 3500 + $0 Rx list + $0 Virtual Urgent Care - HMO
  • NH Local Choice HMO Silver 5000 + $0 Rx list + $0 Virtual Urgent Care - HMO
  • NH Local HMO Bronze 7500 Standard + $0 Rx list + $0 Virtual Urgent Care - HMO
  • NH Local HMO Gold 2000 Standard + $0 Rx list + $0 Virtual Urgent Care - HMO
  • NH Local HMO Silver 6000 Standard + $0 Rx list + $0 Virtual Urgent Care - HMO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Medicare Participation & PECOS Enrollment Status

Claire Twark is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Claire Twark is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 42447625

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20180720001708

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Established patient office or other outpatient visit, 30-39 minutes

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.

This service was performed 50 times for 11 patients

Initial hospital inpatient care per day, typically 50 minutes

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

This service was performed 14 times for 14 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $47.46 for a new patient copayment and $19.71 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 02115 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99205

  • Average New Patient Price $189.86
  • Minimum New Patient Price $63.72
  • Maximum New Patient Price $189.86
  • Average New Patient Copayment $47.46
  • Minimum New Patient Copayment $15.93
  • Maximum New Patient Copayment $47.46

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

  • Average Established Patient Price $78.84
  • Minimum Established Patient Price $21.07
  • Maximum Established Patient Price $155.29
  • Average Established Patient Copayment $19.71
  • Minimum Established Patient Copayment $5.26
  • Maximum Established Patient Copayment $38.82

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Claire Twark is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
FAULKNER HOSPITAL-BRIGHAM AND WOMEN'S1153 CENTRE STREET
BOSTON, MA 02130
(617) 983-7000Acute Care Hospitals

Reviews for CLAIRE MARIE TWARK M.D.

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1982947313, we treat the final digit (3) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
9
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
2
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
4
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
3
Unchanged
Pos 9
1
Doubled → 2
Check
3
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 8 → 16 → 7 9 → 18 → 9 7 → 14 → 5 1 → 2

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 9 + 1 + 6 + 2 + 1 + 8 + 4 + 1 + 4 + 3 + 2 + 24 = 67

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1982947313.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Internal Medicine (Endocrinology, Diabetes & Metabolism)
221 LONGWOOD AVE
BOSTON, MA 02115
Psychiatry & Neurology (Psychiatry)
221 LONGWOOD AVE, MEZZANINE DEPT OF PSYCHIATRY
BOSTON, MA 02115
Psychiatry & Neurology (Neurology)
221 LONGWOOD AVE
BOSTON, MA 02115
Psychiatry & Neurology (Neurology)
221 LONGWOOD AVE
BOSTON, MA 02115
Internal Medicine (Endocrinology, Diabetes & Metabolism)
221 LONGWOOD AVE, RFB2, ENDOCRINOLOGY DIABETES AND HYPERTENSION
BOSTON, MA 02115
Clinical Neuropsychologist
221 LONGWOOD AVE, BRIGHAM BEHAVIORAL NEUROLOGY GROUP
BOSTON, MA 02115
Psychologist
221 LONGWOOD AVE, BRIGHAM BEHAVIROAL NEUROLOGY
BOSTON, MA 02115
Psychiatry & Neurology (Psychiatry)
221 LONGWOOD AVE, BRIGHAM AND WOMENS HOSPITAL DEPARTMENT OF PSYCHIATRY
BOSTON, MA 02115
Internal Medicine (Endocrinology, Diabetes & Metabolism)
221 LONGWOOD AVE, BRIGHAM AND WOMEN HOSPITAL ENDOCRINOLOGY DIABETES
BOSTON, MA 02115
Psychiatry & Neurology (Psychiatry)
221 LONGWOOD AVE, 4TH FL/PSYCHIATRY
BOSTON, MA 02115
Psychiatry & Neurology (Psychiatry)
221 LONGWOOD AVE
BOSTON, MA 02115
Psychiatry & Neurology (Psychiatry)
221 LONGWOOD AVE, RF-M56
BOSTON, MA 02115
Obstetrics & Gynecology (Gynecology)
221 LONGWOOD AVE, BRIGHAM AND WOMENS HOSP DEPT OF OBSTETRICS AND GYNECOLO
BOSTON, MA 02115
Psychiatry & Neurology (Psychiatry)
221 LONGWOOD AVE, BRIGHAM AND WOMENS HOSPITAL
BOSTON, MA 02115
Dermatology
221 LONGWOOD AVE
BOSTON, MA 02115
Psychiatry & Neurology (Neurology)
221 LONGWOOD AVE, M80
BOSTON, MA 02115
Psychiatry & Neurology (Psychiatry)
221 LONGWOOD AVE, BRIGHAM PSYCHIATRIC SPECIALTIES, 4TH FLOOR
BOSTON, MA 02115
Nurse Practitioner (Adult Health)
221 LONGWOOD AVE
BOSTON, MA 02115
Psychologist (Clinical)
221 LONGWOOD AVE, BWH PSYCHIATRY MEZZ.
BOSTON, MA 02115
Specialist
221 LONGWOOD AVE
BOSTON, MA 02115

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1982947313, enumerated as an "individual" on April 04, 2013.

The provider is located at 221 LONGWOOD AVE BOSTON, MA 02115 and the phone number is (617) 732-6753.

Psychiatry & Neurology with taxonomy code 2084P0800X and a focus in Psychiatry.

The provider might be accepting Accepts: Anthem Blue Cross and Blue Shield and Harvard. Please consult your insurance carrier or call the provider to verify.

Claire Twark is affiliated with: FAULKNER HOSPITAL-BRIGHAM AND WOMEN'S.