DENISA GACE D.O.
NPI 1356674287
Hospitalist in Boston, MA

Active since September 10, 2009PECOS EnrolledAccepts Medicare Assignment
50 STANIFORD ST, BOSTON, MA 02114(617) 726-2740 Get Directions Write a Review

NPPES record last updated: June 29, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Denisa Gace D.o. NPPES

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

DENISA GACE D.O. (NPI 1356674287) is an individual hospitalist provider in Boston, Massachusetts, licensed in Massachusetts (L251942) and active in the NPI registry since September 2009. She is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1356674287
Entity TypeIndividualFemale
Primary Taxonomy208M00000X
Provider Legal NameDENISA GACECredential: D.O.
Location Address50 STANIFORD STBoston, MA 02114-2517
Mailing Address50 Staniford StreetBoston, MA 02114 · (617) 726-2740
Sole ProprietorYes
Medical School CMSUniversity Of New England, College Of Osteo MedicineGraduated 2009
Enumeration DateSeptember 10, 2009
Last NPPES UpdateJune 29, 2026
NPPES CertifiedJune 29, 2026
NPI 1356674287 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License Licensed in MA · L251942
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedInternal MedicineTaxonomy 207R00000X · License 251942 (MA)
50 STANIFORD ST, Boston, MA 02114

Secondary Practice Locations 2

Location 175 Francis StBoston, MA 02115-6110 · Phone (617) 732-5500
Location 255 Fruit StBoston, MA 02114-2696 · Phone (617) 231-9943

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

Denisa Gace D.o. 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 ID9133379712
PECOS Enrollment IDI20121016000520
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

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
70 services48 patients

Hospital Affiliations CMS Care Compare 3

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

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

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

Faulkner Hospital-Brigham And Women's

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220119
Location1153 Centre StreetBoston, MA 02130 · Suffolk County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02114 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.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
1 supplier19 claims19 services$14.87 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier19 claims19 services$68.24 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 20

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

Ophthalmology
50 STANIFORD ST
BOSTON, MA 02114
Internal Medicine (Endocrinology, Diabetes & Metabolism)
50 STANIFORD ST, SUITE 340
BOSTON, MA 02114
Psychiatry & Neurology (Psychiatry)
50 STANIFORD ST, SUITE 401 S50 401
BOSTON, MA 02114
Pathology (Clinical Pathology/Laboratory Medicine)
50 STANIFORD ST, 3RD FLOOR S50 3 DIABETES UNIT
BOSTON, MA 02114
Optometrist
50 STANIFORD ST, SUITE 600
BOSTON, MA 02114
Ophthalmology
50 STANIFORD ST, SUITE 600
BOSTON, MA 02114
Clinic/Center (Dental)
50 STANIFORD ST
BOSTON, MA 02114
Dermatology
50 STANIFORD ST, SUITE 200
BOSTON, MA 02114

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 Denisa Gace's NPI number?

The NPI number for Denisa Gace is 1356674287. It was assigned to this individual provider in the NPPES registry on September 10, 2009.

Where is Denisa Gace located?

Denisa Gace practices at 50 Staniford St, Boston, MA 02114. The listed phone number is (617) 726-2740.

What is Denisa Gace's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Denisa Gace enrolled in Medicare?

Yes. Denisa Gace 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.

Is Denisa Gace affiliated with any hospitals?

According to CMS data, Denisa Gace is affiliated with Massachusetts General Hospital, Brigham And Women's Hospital and Faulkner Hospital-Brigham And Women's.

When was this NPI record last updated?

The NPPES record for Denisa Gace was last updated on June 29, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.