DR. DAVID GREGORY JR. SHADRICK (D.C.) – Chiropractor, NPI 1922281567

DR. DAVID GREGORY JR. SHADRICK (D.C.) is a healthcare provider. based in Somerville, Massachusetts. specializing in CHIROPRACTIC. They hold the professional credentials D.C.. They hold a License No. 3169 (MA). The NPI Number for DR. DAVID GREGORY JR. SHADRICK (D.C.) is 1922281567

Main info

Male
19 Years Of Experience
Accepts Medicare Assignment
Name
DR. DAVID GREGORY JR. SHADRICK (D.C.)
NPI
1922281567
Phone
(617) 625-8707
Address
49 HOLLAND ST
Enumeration Date
5 December 2007
Last Update Date
28 July 2016

Doctor Profile

Medical School Name
OTHER
Secondary Phone
6176258707
Graduation Year
2007 (19 years ago)
PAC ID
8628153616
Group Practice PAC ID
6103088687
Professional Enrollment ID
I20080315000025
Address ID
MA021442733SO71XXXSTXX300
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience50
Completeness75
Years active:18State licenses:1Digital endpointsOther names

792 CHIROPRACTIC in MA

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Provider Addresses for DR. DAVID GREGORY JR. SHADRICK (D.C.)

  • Therapeutic Spa, 49, Holland Street, Teele Square, Somerville, Middlesex County, Massachusetts, 02144, United States

    SOMERVILLE, MA 02144

    Phone: (617) 625-8707

    Fax: (617) 666-1763

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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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.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2008-03-15

PECOS data refreshed: 2026-06-15

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20080315000025IChiropracticMATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

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.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
98941Chiropractic manipulative treatment, 3-4 spinal regions33234$0
View full utilization report →

Insurance plans in this area (ZIP 02144)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 6103088687View full group profile
NameSpecialtyState
C H I R O P R A C T I CMA
C H I R O P R A C T I CGA
C H I R O P R A C T I CMA
C H I R O P R A C T I CMA
C H I R O P R A C T I CMA

Reviews

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Frequently asked questions

Does DR. DAVID GREGORY JR. SHADRICK (D.C.) share an NPI with anyone else?
NPI numbers are unique to each provider or organization — DR. DAVID GREGORY JR. SHADRICK (D.C.) uses 1922281567.
Is DR. DAVID GREGORY JR. SHADRICK (D.C.) listed as active for patients and plans?
The listing shows DR. DAVID GREGORY JR. SHADRICK (D.C.) as active in the NPI system.
What is DR. DAVID GREGORY JR. SHADRICK (D.C.)'s specialty?
The listing groups DR. DAVID GREGORY JR. SHADRICK (D.C.) with Chiropractor. Clinical services aligned with this taxonomy classification.
What area does DR. DAVID GREGORY JR. SHADRICK (D.C.) serve?
DR. DAVID GREGORY JR. SHADRICK (D.C.)'s listing highlights Somerville, Massachusetts; more addresses can appear in NPPES.
Is the information about DR. DAVID GREGORY JR. SHADRICK (D.C.) up to date?
Data updates when providers file changes in NPPES — treat critical facts as "verify if unsure."

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