DR. HENRY JOHN MEROLA M.D.
NPI 1902963986
Internal Medicine in Waltham, MA

Active since January 02, 2007PECOS EnrolledAccepts Medicare Assignment
32 SOUTH ST, SUITE 205, WALTHAM, MA 02453(781) 894-8200(781) 894-8202 Get Directions Write a Review

NPPES record last updated: March 7, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Henry John Merola M.d. NPPES

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

DR. HENRY JOHN MEROLA M.D. (NPI 1902963986) is an individual internal medicine provider in Waltham, Massachusetts, licensed in Massachusetts (59659) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS, is affiliated with St Elizabeth's Medical Center, and is a graduate of Other (1985).

NPPES Registry Identity

NPI1902963986
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. HENRY JOHN MEROLACredential: M.D.
Location Address32 SOUTH ST, SUITE 205Waltham, MA 02453-3594
Mailing Address32 South St, Suite 205Waltham, MA 02453-3594 · (781) 894-8200 · Fax (781) 894-8202
Fax(781) 894-8202
Sole ProprietorYes
Medical School CMSOtherGraduated 1985
Enumeration DateJanuary 2, 2007
Last NPPES UpdateMarch 7, 2023
NPI 1902963986 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in MA · 59659
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.

32 SOUTH ST, Waltham, MA 02453

Other Identifiers 3

Other1902963986MA · Medicare Npi
Medicaid3145221MA
OtherJ07727MA · Medicare Id

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 and accepts Medicare assignment

Dr. Henry John Merola M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9234172016
PECOS Enrollment IDI20050602000645
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 3

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This 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.
472 services184 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.
47 services43 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.
38 services38 patients

Hospital Affiliations CMS Care Compare 5

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

St Elizabeth's Medical Center

Acute Care Hospitals · Brighton, MA
2/5 CMS rating
OwnershipProprietary
CMS Certification Number220036
Location736 Cambridge StreetBrighton, MA 02135 · Suffolk County
Emergency services Birthing friendly

Massachusetts General Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220071
Location55 Fruit StreetBoston, MA 02114 · Suffolk County
Emergency services Birthing friendly

Emerson Hospital -

Acute Care Hospitals · W Concord, MA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220084
Location133 Old Road To 9 Acre CornerW Concord, MA 01742 · Middlesex County
Emergency services Birthing friendly

Newton-Wellesley Hospital

Acute Care Hospitals · Newton, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220101
Location2014 Washington StreetNewton, MA 02462 · Middlesex County
Emergency services Birthing friendly

Brigham And Women's Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220110
Location75 Francis StreetBoston, MA 02115 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02453 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
$144.11 typical visit price
range $63.72 – $189.86
Typical copayment $36.02 (range $15.93 – $47.46)
Most-billed visit code 99204
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
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.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
11 suppliers68 claims159 services$5.68 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
5 suppliers16 claims19 services$1.13 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 17

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

Podiatrist
32 SOUTH ST, SUITE 300A
WALTHAM, MA 02453
Internal Medicine
32 SOUTH ST, SUITE 205
WALTHAM, MA 02453
Clinic/Center (Primary Care)
32 SOUTH ST, SUITE NO 200
WALTHAM, MA 02453
Dietitian, Registered
32 SOUTH ST, UNIT 300
WALTHAM, MA 02453
Dietitian, Registered
32 SOUTH ST, SUITE 300
WALTHAM, MA 02453
Dentist (General Practice)
32 SOUTH ST, SUITE 100
WALTHAM, MA 02453
Pediatrics (Developmental - Behavioral Pediatrics)
32 SOUTH ST, SUITE 200
WALTHAM, MA 02453
Clinic/Center
32 SOUTH ST, SUITE 100
WALTHAM, MA 02453

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 Henry Merola's NPI number?

The NPI number for Henry Merola is 1902963986. It was assigned to this individual provider in the NPPES registry on January 2, 2007.

Where is Henry Merola located?

Henry Merola practices at 32 South St Suite 205, Waltham, MA 02453. The listed phone number is (781) 894-8200.

What is Henry Merola's specialty?

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

Is Henry Merola enrolled in Medicare?

Yes. Henry Merola is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Henry Merola accept?

Health plans from Anthem Blue Cross and Blue Shield list Henry Merola 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 Henry Merola affiliated with any hospitals?

According to CMS data, Henry Merola is affiliated with St Elizabeth's Medical Center, Massachusetts General Hospital, Emerson Hospital -, Newton-Wellesley Hospital and Brigham And Women's Hospital.

When was this NPI record last updated?

The NPPES record for Henry Merola was last updated on March 7, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.