Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. STEPHEN L ALLOY M.D.
NPI 1881662450
Psychiatry & Neurology - Psychiatry in Manchester, CT

Q: What is Stephen Alloy's NPI number?

The NPI number for Stephen Alloy is 1881662450. It was assigned to this individual provider in the NPPES registry on March 9, 2006.

Q: What is Stephen Alloy's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Stephen Alloy was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 27 days 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.

Active since March 09, 2006PECOS Enrolled

150 N MAIN ST, MANCHESTER, CT 06042(860) 533-3434 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Dr. Stephen L Alloy M.d. NPPES

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

DR. STEPHEN L ALLOY M.D. (NPI 1881662450) is an individual psychiatry provider in Manchester, Connecticut, licensed in Connecticut (21410) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS and is a graduate of Temple University School Of Medicine (1976).

NPPES Registry Identity

NPI1881662450

Entity TypeIndividualMale

Primary Taxonomy2084P0800X

Provider Legal NameDR. STEPHEN L ALLOYCredential: M.D.

Location Address150 N MAIN STManchester, CT 06042-2003

Mailing Address115 Foxcroft RdWest Hartford, CT 06119-1018

Phone(860) 533-3434

Sole ProprietorNo

Medical School CMSTemple University School Of MedicineGraduated 1976

Enumeration DateMarch 9, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1881662450 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 CT · 21410

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.

150 N MAIN ST, Manchester, CT 06042

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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. Stephen L Alloy 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 ID244338135

PECOS Enrollment IDI20070530000369

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

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

136 services58 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06042 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

$183.10 typical visit price

range $60.82 – $183.10

Typical copayment $45.77 (range $15.20 – $45.77)

Most-billed visit code 99205

Established Patient

$75.55 typical visit price

range $19.76 – $149.26

Typical copayment $18.88 (range $4.94 – $37.31)

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.

JENNIFER DALEY RN

Registered Nurse

150 N MAIN ST, #230
MANCHESTER, CT 06042

Capitol Planning Region (860) 646-8117

MS. MARY BRIDGET KEENAN LCSW

Social Worker (Clinical)

150 N MAIN ST, SUITE 130
MANCHESTER, CT 06042

Capitol Planning Region (860) 533-3434

TANAJAH SIMONE HARRIS LMSW

Social Worker

150 N MAIN ST
MANCHESTER, CT 06042

Capitol Planning Region (860) 533-3434

MS. CHERYL ANN RADELL

Counselor (Addiction (Substance Use Disorder))

150 N MAIN ST
MANCHESTER, CT 06042

Capitol Planning Region (860) 533-3434

STEPHANIE ZAHN PHARMD

Pharmacist (Ambulatory Care)

150 N MAIN ST
MANCHESTER, CT 06042

Capitol Planning Region (860) 646-8117

ROBERT W SEHI LCSW

Social Worker (Clinical)

150 N MAIN ST
MANCHESTER, CT 06042

Capitol Planning Region (860) 646-1222

SHIRLEY ANN VIGGIANO LCSW

Social Worker (Clinical)

150 N MAIN ST, SUITE 130
MANCHESTER, CT 06042

Capitol Planning Region (860) 533-3434

ANN B TURKINGTON CADC

Counselor (Addiction (Substance Use Disorder))

150 N MAIN ST
MANCHESTER, CT 06042

Capitol Planning Region (860) 533-3434

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 Stephen Alloy's NPI number?

The NPI number for Stephen Alloy is 1881662450. It was assigned to this individual provider in the NPPES registry on March 9, 2006.

Where is Stephen Alloy located?

Stephen Alloy practices at 150 N Main St, Manchester, CT 06042. The listed phone number is (860) 533-3434.

What is Stephen Alloy's specialty?

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

Is Stephen Alloy enrolled in Medicare?

Yes. Stephen Alloy 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.

When was this NPI record last updated?

The NPPES record for Stephen Alloy was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 27 days 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.