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DR. JAMES MARK GREENBLATT M.D
NPI 1790817575
Psychiatry & Neurology - Psychiatry in Waltham, MA

Active since March 09, 2007PECOS Enrolled
9 HOPE AVE STE 500, WALDEN BEHAVIORAL CARE, WALTHAM, MA 02453(781) 647-0066(781) 899-4905 Get Directions Write a Review

NPPES record last updated: March 16, 2016. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. James Mark Greenblatt M.d NPPES

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

DR. JAMES MARK GREENBLATT M.D (NPI 1790817575) is an individual psychiatry provider in Waltham, Massachusetts, licensed in Massachusetts (70333) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1790817575
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. JAMES MARK GREENBLATTCredential: M.D
Location Address9 HOPE AVE STE 500, WALDEN BEHAVIORAL CAREWaltham, MA 02453-2751
Mailing Address9 Hope Ave, Ste 500Waltham, MA 02453-2751 · (781) 647-2901 · Fax (781) 647-6753
Phone(781) 647-0066
Fax(781) 899-4905
Sole ProprietorYes
Enumeration DateMarch 9, 2007
Last NPPES UpdateMarch 16, 2016
✔ NPI 1790817575 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 · 70333
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.
9 HOPE AVE STE 500, Waltham, MA 02453
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Other Identifiers 4

Other70333MA · License
Medicare UPINE69633MA
Medicare ID-Type UnspecifiedJ14058MA
OtherRX2645MA · Medicare

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. James Mark Greenblatt M.d is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

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
$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

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

MS. JENNA LEE WESSELS
Nurse Practitioner (Psychiatric/Mental Health)
9 HOPE AVE STE 500
WALTHAM, MA 02453
Middlesex County (781) 647-6700

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 James Greenblatt's NPI number?

The NPI number for James Greenblatt is 1790817575. It was assigned to this individual provider in the NPPES registry on March 9, 2007.

Where is James Greenblatt located?

James Greenblatt practices at 9 Hope Ave Ste 500 Walden Behavioral Care, Waltham, MA 02453. The listed phone number is (781) 647-0066.

What is James Greenblatt's specialty?

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

Is James Greenblatt enrolled in Medicare?

Yes. James Greenblatt is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for James Greenblatt was last updated on March 16, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.