DR. MARK HOWARD ABENSOHN M.D.
NPI 1225005465
Internal Medicine in Medfield, MA
NPI Status: Active since March 07, 2006
Contact Information
266 MAIN ST
UNIT 4
MEDFIELD, MA
ZIP 02052
Phone: (508) 359-8141
Fax: (508) 359-8005
- Individual
- Male
- Internal Medicine
- PECOS Enrolled
- CLIA Number: 22D0074096
- CLIA Cert. Type: Physician Office
- CLIA Exp. Date: 12-22-2025
About MARK ABENSOHN
This page provides the complete NPI Profile along with additional information for Mark Abensohn, an internist established in Medfield, Massachusetts with a medical specialization in Internal Medicine. The healthcare provider is registered in the NPI registry with number 1225005465 assigned on March 2006. The practitioner's primary taxonomy code is 207R00000X with license number 56322 (MA). The provider is registered as an individual and his NPI record was last updated 14 years ago.
- NPI
- 1225005465
- Provider Name
- DR. MARK HOWARD ABENSOHN M.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 266 MAIN ST UNIT 4 MEDFIELD, MA 02052
- Location Phone
- (508) 359-8141
- Location Fax
- (508) 359-8005
- Mailing Address
- 266 MAIN ST P.O. BOX 469 MEDFIELD, MA 02052
- Mailing Phone
- (508) 359-8141
- Mailing Fax
- (508) 359-8005
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 03-07-2006
- Last Update Date
- 02-15-2012
- Code Navigator
An internist like Mark Abensohn is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.
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
Internal Medicine
- Taxonomy Code
- 207R00000X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- 56322
- License State
- MA
- Taxonomy Description
- 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.
Insurance Plans Accepted
According to publicly available information the provider might be accepting the following health plans from these health insurance companies:
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
*Please verify directly with this provider to make sure your insurance plan is currently accepted.
Additional Identifiers
The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.
| Identifier | Type / Code | Identifier State | Identifier Issuer |
|---|---|---|---|
| 2089726 | MEDICAID (05) | MA | |
| J01109 | MEDICARE ID-TYPE UNSPECIFIED (04) | MA | |
| A56197 | MEDICARE UPIN (02) | MA |
Medicare Participation & PECOS Enrollment Status
Mark Abensohn 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
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
Provider Referred Orders for Durable Medical Equipment, Devices & Supplies
The following list reflects the services, supplies or durable medical equipment ordered by this provider to a DME supplier on behalf of patients. The information below is derived from Medicare claims data and reflects the BETOS category, HCPCS code information and the number times each service was submitted under the Medicare fee-for-service program.
Durable Medical Equipment
DME-Other DME (DE017N)
Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips (HCPCS:A4253)
8 DME suppliers used 12 Medicare Claims 22 Services Paid
DME-Other DME (DE001N)
Tubing with integrated heating element for use with positive airway pressure device (HCPCS:A4604)
4 DME suppliers used 21 Medicare Claims 21 Services Paid
DME-Other DME (DE001N)
Full face mask used with positive airway pressure device, each (HCPCS:A7030)
3 DME suppliers used 12 Medicare Claims 12 Services Paid
DME-Other DME (DE001N)
Pillow for use on nasal cannula type interface, replacement only, pair (HCPCS:A7033)
2 DME suppliers used 13 Medicare Claims 74 Services Paid
DME-Other DME (DE001N)
Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap (HCPCS:A7034)
4 DME suppliers used 21 Medicare Claims 21 Services Paid
DME-Other DME (DE001N)
Headgear used with positive airway pressure device (HCPCS:A7035)
5 DME suppliers used 18 Medicare Claims 18 Services Paid
DME-Other DME (DE001N)
Filter, disposable, used with positive airway pressure device (HCPCS:A7038)
5 DME suppliers used 28 Medicare Claims 167 Services Paid
DME-Other DME (DE001N)
Water chamber for humidifier, used with positive airway pressure device, replacement, each (HCPCS:A7046)
4 DME suppliers used 11 Medicare Claims 11 Services Paid
DME-Other DME (DE017N)
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service (HCPCS:K0553)
3 DME suppliers used 17 Medicare Claims 17 Services Paid
Orthotic Devices
DME-Orthotic Devices (DF008N)
Intermittent urinary catheter; coude (curved) tip, with or without coating (teflon, silicone, silicone elastomeric, or hydrophilic, etc.), each (HCPCS:A4352)
1 DME suppliers used 11 Medicare Claims 1980 Services Paid
DME-Orthotic Devices (DF010N)
Ostomy skin barrier, solid 4 x 4 or equivalent, extended wear, without built-in convexity, each (HCPCS:A4385)
1 DME suppliers used 11 Medicare Claims 250 Services Paid
DME-Orthotic Devices (DF010N)
Ostomy pouch, drainable, with extended wear barrier attached, with built-in convexity (1 piece), each (HCPCS:A4390)
1 DME suppliers used 11 Medicare Claims 125 Services Paid
DME-Orthotic Devices (DF010N)
Lubricant, per ounce (HCPCS:A4402)
1 DME suppliers used 11 Medicare Claims 44 Services Paid
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.
Administration of influenza virus vaccine
Administration of pneumococcal vaccine
Administration of vaccine
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit
Blood glucose (sugar) level
Blood potassium level
Blood test, basic group of blood chemicals (calcium, total)
Blood test, lipids (cholesterol and triglycerides)
Blood test, thyroid stimulating hormone (tsh)
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count
Creatine kinase (cardiac enzyme) level, total
Electrocardiogram, routine ecg with 12 leads; performed as a screening for the initial preventive physical examination with interpretation and report
Established patient office or other outpatient visit, 10-19 minutes
Established patient office or other outpatient visit, 20-29 minutes
Established patient office or other outpatient visit, 30-39 minutes
Established patient office or other outpatient visit, 40-54 minutes
Hemoglobin a1c level
Influenza vaccine split virus, preservative free
Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment
Insertion of needle into vein for collection of blood sample
Lactate dehydrogenase (enzyme) level
Liver function blood test panel
Manual urinalysis test with examination using microscope, non-automated
Phosphate level
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use
Psa (prostate specific antigen) measurement, total
Removal of impacted ear wax
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report
Stool analysis for blood, by peroxidase activity
Telephone medical discussion with physician, 11-20 minutes
Telephone medical discussion with physician, 21-30 minutes
Thyroxine (thyroid chemical), free
Transitional care management services for problem of high complexity
Transitional care management services for problem of moderate complexity
Uric acid level, blood
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
This service was performed 104 times for 102 patientsThe pneumococcal vaccine helps protect against pneumococcal bacteria, which can cause severe infections like pneumonia and meningitis. The vaccine is given as an injection, typically in the arm. It's recommended for infants, older adults, and those with certain health conditions.
This service was performed 49 times for 49 patientsAdministering a vaccine involves injecting a small, safe piece of a virus or bacteria into your body. This triggers your immune system to recognize and fight off the disease in the future. It's a vital tool in preventing serious illnesses and maintaining public health.
This service was performed 25 times for 25 patientsAn 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.
This service was performed 408 times for 408 patientsA blood glucose level test measures the amount of sugar in your blood. It's often used to monitor and manage conditions like diabetes. High or low levels can indicate a health issue. The test is usually done by pricking your finger for a small blood sample.
This service was performed 78 times for 71 patientsA blood potassium level test measures the amount of potassium in your blood. Potassium is a vital mineral for the body, helping nerves and muscles, especially the heart, to function properly. Abnormal levels can cause health issues like irregular heartbeat, muscle weakness, or numbness.
This service was performed 24 times for 19 patientsA basic group blood test measures the levels of certain chemicals in your blood, including calcium. This helps assess your overall health and detect potential problems. The procedure involves drawing a small amount of blood from your arm, which is then analyzed in a lab.
This service was performed 1,099 times for 572 patientsA 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.
This service was performed 914 times for 551 patientsA TSH blood test measures the level of thyroid stimulating hormone in your body. This hormone is produced by the pituitary gland and regulates how your thyroid works. It's a simple procedure where a small amount of blood is drawn from your arm for analysis.
This service was performed 218 times for 133 patientsA 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.
This service was performed 1,434 times for 597 patientsThe total Creatine Kinase (CK) level test is a blood test that helps assess the health of your heart. It measures an enzyme called CK that's released into the bloodstream when heart or other muscle tissue is damaged. High levels may indicate a heart attack or muscle disorder.
This service was performed 667 times for 382 patientsAn Electrocardiogram (ECG) with 12 leads is a non-invasive test that measures the electrical activity of your heart. It's performed during your initial physical examination to screen for heart conditions. The results are interpreted and compiled into a report for further evaluation.
This service was performed 24 times for 24 patientsThis is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
This service was performed 19 times for 17 patientsThis is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
This service was performed 350 times for 218 patientsThis 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 698 times for 507 patientsThis service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
This service was performed 22 times for 21 patientsHemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
This service was performed 416 times for 268 patientsThe Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.
This service was performed 104 times for 102 patientsAn Initial Preventive Physical Examination, also known as a "Welcome to Medicare" visit, is a one-time, face-to-face visit during your first 12 months of Medicare enrollment. It includes a review of your health, as well as education and counseling about preventive services and further screenings.
This service was performed 28 times for 28 patientsThis 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.
This service was performed 1,539 times for 595 patientsA Lactate Dehydrogenase level test measures the amount of this enzyme in your body. It's often done when tissue damage is suspected, as high levels can indicate issues like heart disease, lung disease, liver disease, or blood disorders. This test helps in diagnosing and monitoring these conditions.
This service was performed 430 times for 425 patientsA liver function blood test panel helps check the health of your liver. It measures various proteins, liver enzymes, and bilirubin in your blood. If these levels are too high or too low, it could signal a liver problem. It's a simple, non-invasive test that involves drawing blood.
This service was performed 900 times for 550 patientsA manual urinalysis test involves studying a urine sample under a microscope. This non-automated method helps identify any abnormal substances present. It's a useful tool for detecting potential health concerns early. The process is simple and non-invasive.
This service was performed 549 times for 448 patientsA phosphate level test measures the amount of phosphate in your blood. Phosphate is a chemical that contains the mineral phosphorus, crucial for energy production, muscle and nerve function, and bone growth. Imbalances may indicate kidney disease or other health issues.
This service was performed 427 times for 421 patientsThe Pneumococcal Conjugate Vaccine (PCV20) is a shot given to protect against 20 types of bacteria that can cause serious infections like pneumonia and meningitis. It's administered through a muscle, usually in the arm. It's important for overall health.
This service was performed 45 times for 45 patientsPSA measurement is a simple blood test that checks for a specific protein produced by your body. High levels could indicate a health issue that needs further investigation. It's often used to monitor general wellness and is part of routine health screening.
This service was performed 192 times for 177 patientsImpacted ear wax removal is a safe procedure to clear blockages in the ear canal caused by hardened ear wax. A healthcare professional uses specialized tools or a gentle irrigation method to loosen and remove the wax, improving hearing and alleviating discomfort.
This service was performed 20 times for 17 patientsAn electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
This service was performed 428 times for 402 patientsA stool analysis for blood, by peroxidase activity, is a test to detect blood in your stool. This test helps identify bleeding in the digestive tract. It involves collecting a stool sample, which is then checked for the presence of blood using a chemical reaction.
This service was performed 100 times for 100 patientsThis is a service where you have a phone conversation with your doctor for 11-20 minutes. It's used for discussing health concerns, reviewing test results, or managing ongoing conditions. It's a convenient way to receive medical advice without an in-person visit.
This service was performed 897 times for 419 patientsThis service involves a 21-30 minute phone conversation with a physician. It's a chance for you to discuss your health concerns, symptoms or treatment plans. It's similar to an in-person consultation, but conducted over the phone for your convenience and safety.
This service was performed 437 times for 299 patientsThe Thyroxine (thyroid chemical), free test is a blood test that measures the level of free T4 in your body. T4 is a hormone produced by your thyroid gland and is essential for growth and metabolism. If your T4 levels are too high or too low, it could indicate a thyroid disorder.
This service was performed 208 times for 128 patientsTransitional care management services are designed to ensure a smooth transition from a hospital to home or another care setting for patients with complex health issues. These services include medication management, patient education, and coordination with healthcare providers.
This service was performed 28 times for 25 patientsTransitional care management services focus on coordinating and managing your care after you leave the hospital. For moderate complexity problems, this involves managing your medications, arranging further treatments, and ensuring you have the necessary follow-ups.
This service was performed 39 times for 34 patientsA blood uric acid level test measures the amount of uric acid in your blood. Uric acid is a waste product that your body produces when it breaks down purines, substances found in your body and in certain foods. High levels may lead to gout or kidney stones.
This service was performed 459 times for 432 patientsPhysician Visit Costs
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 02052 ZIP code area.
New Patients Visit Costs *
The most utilized procedure code for new patients office visits is 99204
- Average New Patient Price $144.11
- Minimum New Patient Price $63.72
- Maximum New Patient Price $189.86
- Average New Patient Copayment $36.02
- 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 99214
- Average Established Patient Price $111.18
- Minimum Established Patient Price $21.07
- Maximum Established Patient Price $155.29
- Average Established Patient Copayment $27.79
- 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.
CLIA Information
The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:
- CLIA Number
- 22D0074096
- Facility Type
- Physician Office
- Certificate Effective Date
- December 23, 2023
- Certificate Expiration Date
- December 22, 2025
- Laboratory Director
- RUSSELL E. KLING
- Certificate Type
- Certificate of Accreditation
- Certificate Type Description
- This is a CLIA certificate is issued to Mark Abensohn on the basis of the laboratory's accreditation by an accreditation organization approved by CMS. This type of certificate is issued to a laboratories tha perform nonwaived (moderate and/or high complexity) testing.
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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 1225005465, we treat the final digit (5) 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 45. The final step is to find the difference between that total and the next multiple of ten (50 - 45 = 5).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 45 is 50. The difference is the calculated check digit.
Other Providers at the Same Location
The following 10 providers are registered at the same or a nearby location.
MEDFIELD, MA 02052
MEDFIELD, MA 02052
MEDFIELD, MA 02052
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1225005465, enumerated as an "individual" on March 07, 2006.
The provider is located at 266 MAIN ST UNIT 4 MEDFIELD, MA 02052 and the phone number is (508) 359-8141.
Internal Medicine with taxonomy code 207R00000X.
The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.