JOHN H JR. SHACKELFORD (DO) – Internal Medicine Physician, NPI 1598724072

JOHN H JR. SHACKELFORD (DO) is a healthcare provider. based in Hyannis, Massachusetts. specializing in Internal Medicine Physician. They hold the professional credentials DO. They hold a License No. 220500 (MA). The NPI Number for JOHN H JR. SHACKELFORD (DO) is 1598724072

Main info

Male
25 Years Of Experience
Accepts Medicare Assignment
Name
JOHN H JR. SHACKELFORD (DO)
NPI
1598724072
Phone
(508) 862-7777
Address
297 NORTH ST
Enumeration Date
22 March 2006
Last Update Date
17 June 2019

Doctor Profile

Medical School Name
OTHER
Secondary Phone
5087784777
Graduation Year
2001 (25 years ago)
PAC ID
6709814353
Group Practice PAC ID
2163765785
Professional Enrollment ID
I20050803000997
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for JOHN H JR. SHACKELFORD (DO)

  • 297, North Street, Hyannis, Barnstable, Barnstable County, Massachusetts, 02601-5542, United States

    HYANNIS, MA 026015108

    Phone: (508) 862-7777

    Type: Mailing

  • 400 East, 1421, Orleans Road, East Harwich, Harwich, Barnstable County, Massachusetts, 02659, United States

    HARWICH, MA 026452148

    Phone: (508) 778-4777

    Fax: (508) 771-9555

    Type: Location

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.

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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.

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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 02601)

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Provider's Procedures

JOHN H JR. SHACKELFORD (DO) performs procedures in Internal Medicine Physician. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
INTERNAL MEDICINEMA83036Hemoglobin A1C level13185

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: 2163765785View full group profile

Reviews

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Frequently asked questions

Does JOHN H JR. SHACKELFORD (DO) have a public NPI I can cite?
Public records show JOHN H JR. SHACKELFORD (DO) under NPI 1598724072.
Should I treat JOHN H JR. SHACKELFORD (DO) as an active provider?
Patients and plans typically see JOHN H JR. SHACKELFORD (DO) as active in the national extract.
What services align with JOHN H JR. SHACKELFORD (DO)'s listing?
JOHN H JR. SHACKELFORD (DO)'s public classification highlights Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
What city is tied to JOHN H JR. SHACKELFORD (DO)?
The directory associates JOHN H JR. SHACKELFORD (DO) with Hyannis, Massachusetts. Check all listed addresses for suites or satellite offices.
Can I export JOHN H JR. SHACKELFORD (DO)'s record?
You can download the official NPPES record; we summarize key fields for readability.

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