NANCY HERNANDEZ HEYNE M.D.
NPI 1679951354
Internal Medicine in Boston, MA

Active since May 13, 2015PECOS EnrolledAccepts Medicare Assignment

NPPES record last updated: June 26, 2019. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Apr 2, 2019, Dec 31, 2018, Feb 24, 2016 (3 updates tracked since 2016).

About Nancy Hernandez Heyne M.d. NPPES

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

NANCY HERNANDEZ HEYNE M.D. (NPI 1679951354) is an individual internal medicine provider in Boston, Massachusetts, licensed in Massachusetts (278239) and active in the NPI registry since May 2015. She is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and maintains a secondary practice location in Providence.Information from the official NPPES registry record, last updated June 26, 2019.

NPPES Registry Identity

NPI1679951354
Entity TypeIndividualFemale
Provider Legal NameNANCY HERNANDEZ HEYNECredential: M.D.
Location Address55 FRUIT STBoston, MA 02114
Mailing Address55 Fruit St # 1500Boston, MA 02114-2621 · (617) 724-3874 · Fax (617) 643-4085
Sole ProprietorYes
Medical School CMSNew York University School Of MedicineGraduated 2015
Enumeration DateMay 13, 2015
Last NPPES UpdateJune 26, 20193 updates tracked since enumeration
NPI 1679951354 is a valid, active identifier and passes the ISO check-digit test. How NPI validation works

Primary Specialty

Internal Medicine

Taxonomy 207R00000X · Allopathic & Osteopathic Physicians

Licensed in MA · 278239 Licensed in RI · LP03301

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.… Show more

Also Listed

Pediatrics

Taxonomy 208000000X · Allopathic & Osteopathic Physicians

Licensed in RI · LP03301 Licensed in MA · 278239
55 FRUIT ST, Boston, MA 02114

Also on File with NPPES

Secondary Location1
593 Eddy St
Providence, RI 02903-4923
Phone (401) 444-6118 · Fax (401) 444-8804

Medicare Participation & PECOS Enrollment Status

Nancy Hernandez Heyne 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.

Nancy Hernandez Heyne 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: 5799028551

    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: I20190517000734

    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.

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

This service was performed 13 times for 13 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

This service was performed 35 times for 34 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $36.02 for a new patient copayment and $27.79 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 02114 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.

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. Nancy Hernandez Heyne is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
MASSACHUSETTS GENERAL HOSPITAL55 FRUIT STREET
BOSTON, MA 02114
(617) 724-9725Acute Care Hospitals

Reviews for NANCY HERNANDEZ HEYNE 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.

Other Providers at the Same Location


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

Internal Medicine (Gastroenterology)
55 FRUIT ST
BOSTON, MA 02114
Psychiatry & Neurology (Psychiatry)
55 FRUIT ST, WARREN 1220
BOSTON, MA 02114
Internal Medicine (Gastroenterology)
55 FRUIT ST
BOSTON, MA 02114
Internal Medicine
55 FRUIT ST, 4710B
BOSTON, MA 02114
Thoracic Surgery (Cardiothoracic Vascular Surgery)
55 FRUIT ST, BUL 119
BOSTON, MA 02114
Thoracic Surgery (Cardiothoracic Vascular Surgery)
55 FRUIT ST, MGH, BULFINCH 2
BOSTON, MA 02114
Urology
55 FRUIT ST, GRB 1102
BOSTON, MA 02114
Anesthesiology
55 FRUIT ST, CLN 3
BOSTON, MA 02114
Orthopaedic Surgery
55 FRUIT ST, YAW 3E ORTHOPAEDIC ASSOCIATES
BOSTON, MA 02114
Pathology (Anatomic Pathology)
55 FRUIT ST, PATHOLOGY ASSOCIATES WRN 2
BOSTON, MA 02114
Pathology (Anatomic Pathology & Clinical Pathology)
55 FRUIT ST, GRB 5 PATHOLOGY ASSOCIATES
BOSTON, MA 02114
Psychologist
55 FRUIT ST, YAW 6A MASSACHUSSETTS GENERAL HOSPITAL
BOSTON, MA 02114
Internal Medicine (Pulmonary Disease)
55 FRUIT ST
BOSTON, MA 02114
Anesthesiology (Pain Medicine)
55 FRUIT ST, CLN 309 ANESTHESIA ASSOCIATES
BOSTON, MA 02114
Internal Medicine (Endocrinology, Diabetes & Metabolism)
55 FRUIT ST, WEL 5
BOSTON, MA 02114
Internal Medicine
55 FRUIT ST, INFECTIOUS DISEASE ASSOCIATES GRJ 504
BOSTON, MA 02114
Psychiatry & Neurology (Psychiatry)
55 FRUIT ST, S50 4 MASSACHUSETTS GENERAL HOSPITAL
BOSTON, MA 02114
Anesthesiology
55 FRUIT ST, CLN 3
BOSTON, MA 02114
Internal Medicine (Infectious Disease)
55 FRUIT ST, FND 8 INFECTIOUS DISEASE ASSOCIATES
BOSTON, MA 02114
Anesthesiology (Critical Care Medicine)
55 FRUIT ST, ANESTHESIA ASSOCIATES GRB 406E
BOSTON, MA 02114

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1679951354, enumerated as an "individual" on May 13, 2015.

The provider is located at 55 FRUIT ST BOSTON, MA 02114 and the phone number is (617) 726-2000.

Internal Medicine with taxonomy code 207R00000X.

Nancy Hernandez Heyne is affiliated with: MASSACHUSETTS GENERAL HOSPITAL.