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DR. DANIEL P CAHILL MD PHD
NPI 1336113679
Neurological Surgery in Boston, MA

Active since February 14, 2006PECOS EnrolledAccepts Medicare Assignment
55 FRUIT ST, MASSACHUSETTS GENERAL HOSPITAL NSURG HST, BOSTON, MA 02114(617) 726-2066(617) 726-4814 Get Directions Write a Review

NPPES record last updated: November 29, 2012. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Daniel P Cahill Md Phd NPPES

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

DR. DANIEL P CAHILL MD PHD (NPI 1336113679) is an individual neurological surgery provider in Boston, Massachusetts, licensed in Massachusetts (217299) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and is a graduate of Johns Hopkins University School Of Medicine (2001).

NPPES Registry Identity

NPI1336113679
Entity TypeIndividualMale
Primary Taxonomy207T00000X
Provider Legal NameDR. DANIEL P CAHILLCredential: MD PHD
Location Address55 FRUIT ST, MASSACHUSETTS GENERAL HOSPITAL NSURG HSTBoston, MA 02114-2621
Mailing AddressPo Box 9142, Mass General Physician OrganizationCharlestown, MA 02129-9142 · (617) 724-0884 · Fax (617) 724-0887
Phone(617) 726-2066
Fax(617) 726-4814
Sole ProprietorNo
Medical School CMSJohns Hopkins University School Of MedicineGraduated 2001
Enumeration DateFebruary 14, 2006
Last NPPES UpdateNovember 29, 2012
✔ NPI 1336113679 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNeurological SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207T00000X
License✔ Licensed in MA · 217299
Definition
A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.
55 FRUIT ST, Boston, MA 02114
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.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. Daniel P Cahill Md Phd 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 ID6002986213
PECOS Enrollment IDI20080530000334
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 8

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.

Computer-assisted radiosurgery of simple growth of brain, first growth 61796
Computer-assisted radiosurgery is a non-invasive treatment for brain growths. High-energy radiation beams are precisely targeted at the growth, destroying abnormal cells. This method is often used for the first growth, reducing risks associated with traditional surgery.
32 services25 patients
Computer-assisted radiosurgery of simple growth of brain, each additional growth 61797
Computer-assisted radiosurgery is a non-invasive treatment for brain growths. It uses precise beams of radiation to target and destroy each growth without harming surrounding healthy tissue. For each additional growth, the process is repeated.
25 services13 patients
Computer-assisted procedure inside brain 61781
A computer-assisted brain procedure uses advanced technology for precise navigation within the brain. A computer creates a 3D model of your brain to help the surgeon accurately target the area needing treatment, improving safety and effectiveness.
24 services22 patients
Computer-assisted radiosurgery application of headframe 61800
Computer-assisted radiosurgery with a headframe is a non-invasive procedure that treats brain conditions. A headframe is attached to your head to keep it still during treatment. Using advanced computer technology, precise high-dose radiation beams target the affected area without harming healthy tissues.
17 services15 patients
Removal of skull bone for removal of growth of upper brain 61510
This procedure, known as a craniotomy, involves removing a section of the skull to access the brain. It's performed to remove a growth in the upper brain. After the growth is removed, the bone is usually replaced. It's a common procedure for treating brain conditions.
12 services12 patients
Use of operating microscope 69990
An operating microscope is a device that magnifies small areas, allowing surgeons to see fine details clearly during procedures. It's often used for delicate operations like eye or nerve surgery, improving precision and outcomes.
12 services12 patients

Hospital Affiliations CMS Care Compare

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

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
$78.84 typical visit price
range $21.07 – $155.29
Typical copayment $19.71 (range $5.26 – $38.82)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

STUTI GIRISH SHROFF MD, MBBS
Pathology (Anatomic Pathology)
55 FRUIT ST
BOSTON, MA 02114
Suffolk County (617) 726-2971
NANCY WANG M.D.
Internal Medicine (Hematology & Oncology)
55 FRUIT ST
BOSTON, MA 02114
Suffolk County (017) 724-4000
DR. DUSAN HANIDZIAR M.D., PH.D.
Anesthesiology
55 FRUIT ST, GRAY-BIGELOW 444
BOSTON, MA 02114
Suffolk County (617) 726-3030
JOHN JOSEPH DANKO DO
Physical Medicine & Rehabilitation
55 FRUIT ST
BOSTON, MA 02114
Suffolk County (617) 726-2000
DR. MICHAEL ANDREW LOBRITZ M.D, PH.D.
Internal Medicine (Infectious Disease)
55 FRUIT ST, DIVISION OF INFECTIOUS DISEASE, GRJ-504
BOSTON, MA 02114
Suffolk County (617) 724-9248
MS. KELLY ELISHA TRECARTIN NP
Nurse Practitioner (Acute Care)
55 FRUIT ST, BIGALOW 852 F
BOSTON, MA 02114
Suffolk County (617) 726-7400
JAMIE MARIE ALLEN NP
Nurse Practitioner
55 FRUIT ST
BOSTON, MA 02114
Suffolk County (617) 724-4410
DR. DHAVAL SANJEEV KOLTE M.B.B.S., PH.D.
Internal Medicine (Cardiovascular Disease)
55 FRUIT ST
BOSTON, MA 02114
Suffolk County (617) 643-3238

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 Daniel Cahill's NPI number?

The NPI number for Daniel Cahill is 1336113679. It was assigned to this individual provider in the NPPES registry on February 14, 2006.

Where is Daniel Cahill located?

Daniel Cahill practices at 55 Fruit St Massachusetts General Hospital Nsurg Hst, Boston, MA 02114. The listed phone number is (617) 726-2066.

What is Daniel Cahill's specialty?

The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.

Is Daniel Cahill enrolled in Medicare?

Yes. Daniel Cahill 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 Daniel Cahill accept?

Health plans from Anthem Blue Cross and Blue Shield list Daniel Cahill 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 Daniel Cahill affiliated with any hospitals?

According to CMS data, Daniel Cahill is affiliated with Massachusetts General Hospital.

When was this NPI record last updated?

The NPPES record for Daniel Cahill was last updated on November 29, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.