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DR. DANIEL A BRENNER M.D.
NPI 1003976150
Psychiatry & Neurology - Psychiatry in Cambridge, MA

Active since December 11, 2006PECOS EnrolledAccepts Medicare Assignment
6 BIGELOW ST, STE 201, CAMBRIDGE, MA 02139(617) 661-1856 Get Directions Write a Review

NPPES record last updated: February 6, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Feb 6, 2026, May 9, 2025 (2 updates tracked since 2025).

About Dr. Daniel A Brenner M.d. NPPES

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

DR. DANIEL A BRENNER M.D. (NPI 1003976150) is an individual psychiatry provider in Cambridge, Massachusetts, licensed in Massachusetts (154311) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS and is a graduate of Tufts University School Of Medicine (1995).

NPPES Registry Identity

NPI1003976150
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. DANIEL A BRENNERCredential: M.D.
Location Address6 BIGELOW ST, STE 201Cambridge, MA 02139-2384
Mailing Address6 Bigelow St Ste 201Cambridge, MA 02139-2384 · (617) 661-1856
Phone(617) 661-1856
Sole ProprietorYes
Medical School CMSTufts University School Of MedicineGraduated 1995
Enumeration DateDecember 11, 2006
Last NPPES UpdateFebruary 6, 20262 updates tracked since enumeration
NPPES CertifiedFebruary 6, 2026
✔ NPI 1003976150 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in MA · 154311
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
6 BIGELOW ST, Cambridge, MA 02139
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Daniel A Brenner 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 ID2264790187
PECOS Enrollment IDI20171227000275
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.

Medicare Billing Reassignment

Medicare enrollment records show Daniel Brenner reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Cambridge Tms, Inc.
Same address
Psychiatry
6 BIGELOW ST
Cambridge, MA 02139
  • Reassigned Medicare billing, Massachusetts enrollment
  • 3 clinicians in this Medicare group
NPI 1245776368 (617) 335-7215

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02139 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
$189.86 typical visit price
range $63.72 – $189.86
Typical copayment $47.46 (range $15.93 – $47.46)
Most-billed visit code 99205
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 12

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

MIRIAM LILLA ORNSTEIN M.D.
Psychiatry & Neurology (Psychiatry)
6 BIGELOW ST, SUITE #101
CAMBRIDGE, MA 02139
Middlesex County (617) 441-8750
CAMBRIDGE BIOTHERAPIES PC
Psychiatry & Neurology (Psychiatry)
6 BIGELOW ST
CAMBRIDGE, MA 02139
Middlesex County (617) 803-9722
MS. SUSAN THERESE MORGAN MSN BN CS
Clinical Nurse Specialist (Psychiatric/Mental Health, Adult)
6 BIGELOW ST
CAMBRIDGE, MA 02139
Middlesex County (617) 288-9721
CAMBRIDGE TMS, INC.
Psychiatry & Neurology (Psychiatry)
6 BIGELOW ST
CAMBRIDGE, MA 02139
Middlesex County (617) 335-7215
HARMONY MIND HEALTH P.C
Psychiatry & Neurology (Psychiatry)
6 BIGELOW ST
CAMBRIDGE, MA 02139
Middlesex County (888) 646-0566
CYNTHIA J TELINGATOR M.D.
Psychiatry & Neurology (Child & Adolescent Psychiatry)
6 BIGELOW ST
CAMBRIDGE, MA 02139
Middlesex County (617) 441-8750
PAMELA NADINE REICH PT
Physical Therapist
6 BIGELOW ST, 3RD FLOOR
CAMBRIDGE, MA 02139
Middlesex County (617) 576-7400
WILLIAM D MORGAN PSYD
Psychologist (Clinical)
6 BIGELOW ST, BIGELOW HEALING ARTS
CAMBRIDGE, MA 02139
Middlesex County (617) 288-9721

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 Brenner's NPI number?

The NPI number for Daniel Brenner is 1003976150. It was assigned to this individual provider in the NPPES registry on December 11, 2006.

Where is Daniel Brenner located?

Daniel Brenner practices at 6 Bigelow St Ste 201, Cambridge, MA 02139. The listed phone number is (617) 661-1856.

What is Daniel Brenner's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Daniel Brenner enrolled in Medicare?

Yes. Daniel Brenner 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.

Which organization bills Medicare for Daniel Brenner's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Daniel Brenner reassigns Medicare benefits to Cambridge Tms, Inc. (Cambridge, MA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Daniel Brenner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Daniel Brenner was last updated on February 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.