MR. ROBERT ANDERSON HORNSBY (MD) – Family Medicine Physician, NPI 1275527210

MR. ROBERT ANDERSON HORNSBY (MD) is a healthcare provider. based in Cambridge, Massachusetts. specializing in FAMILY PRACTICE. They hold the professional credentials MD. They hold a License No. 9501279 (NC). The NPI Number for MR. ROBERT ANDERSON HORNSBY (MD) is 1275527210

Main info

Male
34 Years Of Experience
Accepts Medicare Assignment
Name
MR. ROBERT ANDERSON HORNSBY (MD)
NPI
1275527210
Phone
(978) 547-9542
Address
1400 Cambridge St
Enumeration Date
6 September 2005
Last Update Date
19 June 2023

Doctor Profile

Medical School Name
BRODY SCHOOL OF MEDICINE AT EAST CAROLINA UNIVERSITY
Secondary Phone
6153225000
Graduation Year
1992 (34 years ago)
PAC ID
5698725422
Group Practice PAC ID
5092023416
Professional Enrollment ID
I20230424002134
Address ID
TN372320028NA1301XDRXX400

Contacts

Secure Messaging
rhornsby761314@direct.vumc.org
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience82
Completeness85
Years active:20State licenses:3Other namesUpdated within 12 months

1,899 FAMILY PRACTICE in MA

Provider Addresses for MR. ROBERT ANDERSON HORNSBY (MD)

  • 1400 Cambridge St

    Cambridge, MA 021391105

    Phone: (978) 547-9542

    Type: Location

  • 160 Medical Center Rd

    Chicora, PA 160252612

    Phone: (724) 445-3720

    Fax: (724) 445-7446

    Type: Location

  • 160, Medical Center Road, Donegal Township, Butler County, Pennsylvania, 16025, United States

    CHICORA, PA 160252612

    Phone: (724) 445-3720

    Fax: (724) 445-7446

    Type: Mailing

  • 3841 GREEN HILLS VILLAGE DR STE 200

    NASHVILLE, TN 372152691

    Phone:

    Type: Mailing

  • 3601 THE VANDERBILT CLINIC

    NASHVILLE, TN 372321105

    Phone: (713) 322-5000

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 1 Open Payments records for all available years, with a total value of $16.

Total Amount is formed as General ($16) + Research ($0) + Ownership ($0) = $16.

Last reported payment date: 2024-03-15 • Largest payer in this snapshot: GlaxoSmithKline, LLC. ($16).

Total Amount

$16

General + Research + Ownership

Payments

1

Total payment records

General Amount

$16

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-03-15

Latest reported date

Top Companies

Largest payers in this snapshot

CompanyAmount
GlaxoSmithKline, LLC.$16
View all Open Payments →|Open Payments Risk Radar →

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: 2023-04-24

PECOS data refreshed: 2026-05-27

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
I20230424002134IFamily PracticeTNTBD

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
99214Established patient office or other outpatient visit, 30-39 minutes112109$0
99213Established patient office or other outpatient visit, 20-29 minutes6867$0
87636Detection test by multiplex amplified probe technique for severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (covid-19) and influenza virus types a and b5555$0
87880Detection test by immunoassay with direct visual observation for streptococcus, group a (strep)3333$0
99215Established patient office or other outpatient visit, 40-54 minutes2828$0
View full utilization report →

Insurance plans in this area (ZIP 02139)

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Provider's Procedures

MR. ROBERT ANDERSON HORNSBY (MD) performs procedures in FAMILY PRACTICE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
FAMILY MEDICINEPA81002Urinalysis, manual test1312

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: 5092023416View full group profile
NameSpecialtyState
Diagnostic RadiologyTN
Pediatric MedicineTN
-TN
-TN
Diagnostic Radiology, Interventional Pain ManagementTN
Certified Registered Nurse Anesthetist (Crna)TN
N E U R O L O G YTN
-TN
Physician AssistantTN
Internal MedicineTN

Reviews

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Frequently asked questions

What NPI should I save for MR. ROBERT ANDERSON HORNSBY (MD)?
Save NPI 1275527210 if you need a stable reference for MR. ROBERT ANDERSON HORNSBY (MD).
Is MR. ROBERT ANDERSON HORNSBY (MD)'s NPI currently valid?
The extract we use shows MR. ROBERT ANDERSON HORNSBY (MD) as active.
What kind of provider is MR. ROBERT ANDERSON HORNSBY (MD)?
The page reflects Family Medicine Physician for MR. ROBERT ANDERSON HORNSBY (MD). Clinical services aligned with this taxonomy classification.
What location shows for MR. ROBERT ANDERSON HORNSBY (MD)?
We surface Cambridge, Massachusetts for MR. ROBERT ANDERSON HORNSBY (MD) based on available NPPES addresses.
Does Medicare enrollment show here?
Medicare enrollment screens are separate from the basic NPI extract shown here.

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