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

DR. SIDNEY MANFRED MAYCOCK JR. DC
NPI 1386629236
Chiropractor in Williamstown, NJ

Q: What is Sidney Maycock's NPI number?

The NPI number for Sidney Maycock is 1386629236. It was assigned to this individual provider in the NPPES registry on December 14, 2005.

Q: What is Sidney Maycock's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

Q: When was this NPI record last updated?

The NPPES record for Sidney Maycock 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 30 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 December 14, 2005

103 WASHINGTON AVE, WILLIAMSTOWN, NJ 08094(856) 262-7234(856) 629-9226 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Sidney Manfred Maycock Jr. Dc NPPES

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

DR. SIDNEY MANFRED MAYCOCK JR. DC (NPI 1386629236) is an individual chiropractor in Williamstown, New Jersey, licensed in New Jersey (38MC00268100) and active in the NPI registry since December 2005. He is a graduate of Cleveland Chiropractic College - Kansas City (1983).

NPPES Registry Identity

NPI1386629236

Entity TypeIndividualMale

Primary Taxonomy111N00000X

Provider Legal NameDR. SIDNEY MANFRED MAYCOCK JR.Credential: DC

Location Address103 WASHINGTON AVEWilliamstown, NJ 08094-1817

Mailing Address103 Washington AveWilliamstown, NJ 08094-1817 · (856) 262-7234 · Fax (856) 629-9226

Phone(856) 262-7234

Fax(856) 629-9226

Sole ProprietorNo

Medical School CMSCleveland Chiropractic College - Kansas CityGraduated 1983

Enumeration DateDecember 14, 2005

Last NPPES UpdateJuly 13, 2026

✔ NPI 1386629236 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers

Taxonomy Code111N00000X

License✔ Licensed in NJ · 38MC00268100

Definition

A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.

103 WASHINGTON AVE, Williamstown, NJ 08094

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.Insurance ›

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. Sidney Manfred Maycock Jr. Dc 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 ID7810911500

PECOS Enrollment IDI20060123000120

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.

Chiropractic manipulative treatment, 3-4 spinal regions 98941

Chiropractic manipulative treatment for 3-4 spinal regions involves a trained professional applying controlled force to specific areas of your spine. This can help alleviate pain, improve physical function, and support your body's natural healing process.

357 services41 patients

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 Sidney Maycock's NPI number?

The NPI number for Sidney Maycock is 1386629236. It was assigned to this individual provider in the NPPES registry on December 14, 2005.

Where is Sidney Maycock located?

Sidney Maycock practices at 103 Washington Ave, Williamstown, NJ 08094. The listed phone number is (856) 262-7234.

What is Sidney Maycock's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

Is Sidney Maycock enrolled in Medicare?

Yes. Sidney Maycock 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.

What insurance does Sidney Maycock accept?

Health plans from Providence Health Plan list Sidney Maycock 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 Sidney Maycock 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 30 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.