MILL HILL MEDICAL CONSULTANTS INC
NPI 1881607232
Hospitalist in Greenwich, CT

Active since August 15, 2006
5 PERRYRIDGE RD, GREENWICH, CT 06830(203) 863-3685(203) 863-4738 Get Directions Write a Review

NPPES record last updated: May 19, 2010. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Mill Hill Medical Consultants Inc NPPES

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

MILL HILL MEDICAL CONSULTANTS INC (NPI 1881607232) is a healthcare organization registered as a hospitalist in Greenwich, Connecticut and active in the NPI registry since August 2006. The organization lists Bruce Mcdonald, President, as its authorized official.

NPPES Registry Identity

NPI1881607232
Entity TypeOrganization
Primary Taxonomy208M00000X
Legal Business NameMILL HILL MEDICAL CONSULTANTS INC
Location Address5 PERRYRIDGE RDGreenwich, CT 06830-4608
Mailing Address5 Perryridge RdGreenwich, CT 06830-4608 · (203) 863-3685 · Fax (203) 863-4738
Fax(203) 863-4738
Organization SubpartYesParent: Greenwich Im Hospitalist Services
Authorized OfficialBruce McdonaldPresident · (203) 384-3717
Enumeration DateAugust 15, 2006
Last NPPES UpdateMay 19, 2010
✔ NPI 1881607232 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
5 PERRYRIDGE RD, Greenwich, CT 06830

Other Identifiers 1

OtherC03312CT · Medicare Group Number

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mill Hill Medical Consultants Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

1,817

Medicare enrollment records show 1,817 clinicians reassign Medicare billing to Mill Hill Medical Consultants Inc, which bills Medicare for the services they deliver. Of these, 107 practice within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 53

Nurse Practitioner430
Internal Medicine405
Hospitalist240
Family Practice81
Obstetrics/Gynecology73
Cardiovascular Disease (Cardiology)56
Psychiatry47
Certified Registered Nurse Anesthetist (CRNA)46
45 other specialties439

Nearest to this location (20)

See all 1,817
Nurse Practitioner
NPI 1538953633
5 PERRYRIDGE RD
Greenwich, CT 06830
(203) 863-3566
✔ PECOS✔ Accepts Medicare0.1 mi
Internal Medicine
NPI 1174964415
5 PERRYRIDGE RD
Greenwich, CT 06830
(203) 863-3000
✔ PECOS✔ Accepts Medicare0.1 mi
Hospitalist
NPI 1083770770
5 PERRYRIDGE RD
Greenwich, CT 06830
(203) 274-0286
✔ PECOS✔ Accepts Medicare0.1 mi
Hospitalist
NPI 1568165553
5 PERRYRIDGE RD
Greenwich, CT 06830
(203) 863-3911
✔ PECOS✔ Accepts Medicare0.1 mi
Rheumatology
NPI 1912012857
49 LAKE AVE SUITE 2
Greenwich, CT 06830
(203) 869-5715
✔ PECOS✔ Accepts Medicare0.1 mi
Pulmonary Disease
NPI 1750305686
5 PERRYRIDGE RD SUITE 2-263
Greenwich, CT 06830
(203) 863-3115
✔ PECOS✔ Accepts Medicare0.1 mi
Internal Medicine
NPI 1609075324
5 PERRYRIDGE RD GREENWICH HOSPITAL
Greenwich, CT 06830
(203) 863-3840
✔ PECOS✔ Accepts Medicare0.1 mi
Nurse Practitioner
NPI 1508011883
5 PERRYRIDGE RD
Greenwich, CT 06830
(203) 863-3000
✔ PECOS✔ Accepts Medicare0.1 mi
General Surgery
NPI 1730349069
5 PERRYRIDGE RD SUITE 3-2200
Greenwich, CT 06830
(203) 863-4300
✔ PECOS✔ Accepts Medicare0.1 mi
Hospice/Palliative Care
NPI 1104809805
5 PERRYRIDGE RD
Greenwich, CT 06830
(203) 863-3000
✔ PECOS✔ Accepts Medicare0.1 mi
Hospitalist
NPI 1578094876
5 PERRYRIDGE RD
Greenwich, CT 06830
(038) 633-9722
✔ PECOS✔ Accepts Medicare0.1 mi
Internal Medicine
NPI 1730157694
5 PERRYRIDGE RD
Greenwich, CT 06830
(203) 863-3840
✔ PECOS✔ Accepts Medicare0.1 mi
Hospice/Palliative Care
NPI 1700296142
5 PERRYRIDGE RD
Greenwich, CT 06830
(203) 980-1095
✔ PECOS✔ Accepts Medicare0.1 mi
Pulmonary Disease
NPI 1558741728
5 PERRYRIDGE RD
Greenwich, CT 06830
(203) 863-3190
✔ PECOS✔ Accepts Medicare0.1 mi
General Surgery
NPI 1861566002
77 LAFAYETTE PL SUITE 301
Greenwich, CT 06830
(203) 863-4300
✔ PECOS✔ Accepts Medicare0.2 mi
Surgical Oncology
NPI 1356378426
77 LAFAYETTE PL SUITE 302
Greenwich, CT 06830
(203) 863-4250
✔ PECOS✔ Accepts Medicare0.2 mi
Medical Oncology
NPI 1104834704
77 LAFAYETTE PL
Greenwich, CT 06830
(203) 863-3737
✔ PECOS✔ Accepts Medicare0.2 mi
Hematology/Oncology
NPI 1063420669
77 LAFAYETTE PL
Greenwich, CT 06830
(203) 863-3737
✔ PECOS0.2 mi
Hematology
NPI 1730292608
77 LAFAYETTE PLACE
Greenwich, CT 06830
(203) 863-3737
✔ PECOS✔ Accepts Medicare0.2 mi
Neurology
NPI 1053625459
115 MASON ST STE 1
Greenwich, CT 06830
(203) 276-4464
✔ PECOS✔ Accepts Medicare0.6 mi
See all 1,817 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Mill Hill Medical Consultants Inc's NPI number?

The NPI number for Mill Hill Medical Consultants Inc is 1881607232. It was assigned to this organization in the NPPES registry on August 15, 2006.

Where is Mill Hill Medical Consultants Inc located?

Mill Hill Medical Consultants Inc is located at 5 Perryridge Rd, Greenwich, CT 06830. The listed phone number is (203) 863-3685.

What is Mill Hill Medical Consultants Inc's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Mill Hill Medical Consultants Inc enrolled in Medicare?

Yes. Mill Hill Medical Consultants Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Mill Hill Medical Consultants Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1,817 clinicians in 53 Medicare specialties reassign their Medicare billing to Mill Hill Medical Consultants Inc. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Nurse Practitioner (430), Internal Medicine (405) and Hospitalist (240). Of these, 107 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Mill Hill Medical Consultants Inc accept?

Health plans from Anthem Blue Cross and Blue Shield list Mill Hill Medical Consultants Inc 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 Mill Hill Medical Consultants Inc was last updated on May 19, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 years 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.