DR. JOHN SLOAN HOPKINS M.D., M.S.P.H.
NPI 1356502579
Psychiatry & Neurology - Psychiatry in Hartford, CT
About Dr. John Sloan Hopkins M.d., M.s.p.h. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN SLOAN HOPKINS M.D., M.S.P.H. (NPI 1356502579) is an individual psychiatry provider in Hartford, Connecticut, licensed in Connecticut (074596) and active in the NPI registry since June 2008. He is enrolled in Medicare PECOS, maintains a secondary practice location in Springfield, and is a graduate of Other (2008).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
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. John Sloan Hopkins M.d., M.s.p.h. 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.
Medicare Billing Reassignments
3Medicare enrollment records show John Hopkins reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hartford, CT 06102
- Reassigned Medicare billing, Connecticut enrollment
- Also billed through NPI 1770696643 (Connecticut)
- 1,333 clinicians in this Medicare group
Westfield, MA 01085
- Reassigned Medicare billing, Massachusetts enrollment
- 242 clinicians in this Medicare group
Holyoke, MA 01040
- Reassigned Medicare billing, Massachusetts enrollment
- 27 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 3
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 06106 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
HARTFORD, CT 06106
HARTFORD, CT 06106
HARTFORD, CT 06106
HARTFORD, CT 06106
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 John Hopkins's NPI number?
The NPI number for John Hopkins is 1356502579. It was assigned to this individual provider in the NPPES registry on June 20, 2008.
Where is John Hopkins located?
John Hopkins practices at 200 Retreat Ave, Hartford, CT 06106. The listed phone number is (860) 545-7069.
What is John Hopkins's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is John Hopkins enrolled in Medicare?
Yes. John Hopkins 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 organizations bill Medicare for John Hopkins's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Hopkins reassigns Medicare benefits to 3 organizations: Hartford Hospital (Hartford, CT), Western Mass Physician Associates Inc (Westfield, MA) and Holyoke Medical Center, Inc. (Holyoke, MA). Each 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 John Hopkins's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Hopkins accept?
Health plans from Harvard Pilgrim Health Care list John Hopkins 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.
When was this NPI record last updated?
The NPPES record for John Hopkins was last updated on August 14, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Dr. John Sloan Hopkins, M.D., M.S.P.H. · NPI 1356502579
Psychiatry physician in Hartford, Connecticut. Individual provider, active in the CMS NPPES registry since June 20, 2008.
## Identity
- **NPI:** 1356502579 (Entity type: Individual)
- **Enumerated:** June 20, 2008
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** 074596 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 RETREAT AVE, Hartford, CT 06106-3309
- **Phone:** (860) 545-7069
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Hartford Hospital (NPI 1407806391, Hartford, CT); Western Mass Physician Associates Inc (NPI 1366087363, Westfield, MA); Holyoke Medical Center, Inc. (NPI 1083776140, Holyoke, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2008
## Record status
- **NPPES last updated:** August 14, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1356502579) · Data from the CMS NPPES public registry.