DR. REBECCA SINCLAIR JOHNSTON (PH.D.) – Psychologist, NPI 1821004706

DR. REBECCA SINCLAIR JOHNSTON (PH.D.) is a healthcare provider. based in Watertown, Massachusetts. specializing in Psychologist. They hold the professional credentials PH.D.. They hold a License No. 4889 (MA). The NPI Number for DR. REBECCA SINCLAIR JOHNSTON (PH.D.) is 1821004706

Main info

Female
Sole Proprietor
41 Years Of Experience
Name
DR. REBECCA SINCLAIR JOHNSTON (PH.D.)
NPI
1821004706
Phone
(617) 924-0268
Address
550 BELMONT ST
Enumeration Date
31 July 2006
Deactivation Date
1 June 2018
Reactivation Date
6 June 2018
Last Update Date
29 December 2021

Doctor Profile

Medical School Name
UNIVERSITY OF UTAH SCHOOL OF MEDICINE
Secondary Phone
-
Graduation Year
1985 (41 years ago)
PAC ID
0547287484
Professional Enrollment ID
I20101103000206
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience62
Completeness75
Years active:19State licenses:1Digital endpointsOther names

Loading map...

Provider Addresses for DR. REBECCA SINCLAIR JOHNSTON (PH.D.)

  • Belmont Street, Watertown, Middlesex County, Massachusetts, 02178, United States

    SUITE 36

    WATERTOWN, MA 024724910

    Phone: (617) 924-0268

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 02472)

Loading plans...

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

How do I look up DR. REBECCA SINCLAIR JOHNSTON (PH.D.) by NPI?
Use NPI 1821004706 when you need to reference DR. REBECCA SINCLAIR JOHNSTON (PH.D.) in forms, claims, or directories.
Is DR. REBECCA SINCLAIR JOHNSTON (PH.D.) active in the national directory?
DR. REBECCA SINCLAIR JOHNSTON (PH.D.)'s public NPI profile is in an active state.
What does DR. REBECCA SINCLAIR JOHNSTON (PH.D.) treat or focus on?
Patients typically see DR. REBECCA SINCLAIR JOHNSTON (PH.D.) under the specialty Psychologist. Clinical services aligned with this taxonomy classification.
What location metadata exists for DR. REBECCA SINCLAIR JOHNSTON (PH.D.)?
The page summarizes Watertown, Massachusetts for DR. REBECCA SINCLAIR JOHNSTON (PH.D.); expand the address list for detail.
How can I contact DR. REBECCA SINCLAIR JOHNSTON (PH.D.)?
Phone or fax may appear on the official NPI record when supplied — verify before relying on them.

Similar Providers

PO BOX 894
NPI: 1619958402
Harvard Vanguard, 147, Milk Street, Dock Square, Financial District, Boston, Suffolk County, Massachusetts, 02110, United States
NPI: 1174575674

DR. LYN E STYCZYNSKI (PHD)

Family Psychologist
173, Mount Auburn Street, Watertown, Middlesex County, Massachusetts, 02472, United States
NPI: 1730251935
22,24, Otis Street, Watertown, Middlesex County, Massachusetts, 02472, United States
NPI: 1770631095

Unknown Individual

Psychologist
26, Winsor Avenue, East Watertown, Watertown, Middlesex County, Massachusetts, 20478, United States
NPI: 1508914946
31;33, Highland Avenue, Bemis, Watertown, Middlesex County, Massachusetts, 02458, United States
NPI: 1811046956

DR. LISA H. WOLFE

Psychologist
173, Mount Auburn Street, Watertown, Middlesex County, Massachusetts, 02472, United States
NPI: 1245380377
17, Grove Street, Beacon Hill, Boston, Suffolk County, Massachusetts, 02114, United States
NPI: 1306990627
173, Mount Auburn Street, Watertown, Middlesex County, Massachusetts, 02472, United States
NPI: 1881749950