1. Home
  2. Directory
  3. Connecticut
  4. Greenwich
  5. Pathology
  6. NPI Profile

DR. MICHAEL K MILLER MD
NPI 1730168394
Pathology - Anatomic Pathology & Clinical Pathology in Greenwich, CT

Active since January 12, 2006PECOS EnrolledAccepts Medicare Assignment
84.49/100
CMS Quality Rating
75 HOLLY HILL LN STE 301, GREENWICH, CT 06830(203) 365-0770(203) 635-0771 Get Directions Write a Review

NPPES record last updated: May 19, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: May 19, 2026, May 7, 2026 (2 updates tracked since 2026).

About Dr. Michael K Miller Md NPPES

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

DR. MICHAEL K MILLER MD (NPI 1730168394) is an individual anatomic pathology & clinical pathology provider in Greenwich, Connecticut, licensed in Connecticut (43010) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS and is a graduate of Hahnemann University College Of Medicine (1997).

NPPES Registry Identity

NPI1730168394
Entity TypeIndividualMale
Primary Taxonomy207ZP0102X
Provider Legal NameDR. MICHAEL K MILLERCredential: MD
Location Address75 HOLLY HILL LN STE 301Greenwich, CT 06830-2918
Mailing Address560 White Plains RdTarrytown, NY 10591-5113
Phone(203) 365-0770
Fax(203) 635-0771
Sole ProprietorNo
Medical School CMSHahnemann University College Of MedicineGraduated 1997
Enumeration DateJanuary 12, 2006
Last NPPES UpdateMay 19, 20262 updates tracked since enumeration
NPPES CertifiedMay 19, 2026
✔ NPI 1730168394 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
License✔ Licensed in CT · 43010
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
Also ListedDermatology · DermatopathologyTaxonomy 207ND0900X · License 221510 (NY)
75 HOLLY HILL LN STE 301, Greenwich, CT 06830
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include WellSense 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. Michael K Miller Md 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 ID2264756733
PECOS Enrollment IDI20150112001306, I20250825004109
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 6

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.

Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
4,849 services3,057 patients
Special stained specimen slides to examine tissue, each additional procedure 88341
Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.
113 services31 patients
Pathology examination of tissue using a microscope, moderately low complexity 88304
A pathology examination of tissue, moderately low complexity, involves studying a small sample of your body tissue under a microscope. It helps to identify any abnormal cells or diseases. It's a routine procedure, not complex, and provides crucial insights for your diagnosis.
105 services99 patients
Special stained specimen slides to identify organisms including interpretation and report 88312
This service involves coloring specimen slides in a special way to help identify organisms. The colors make different parts of the organism stand out. Afterward, a detailed interpretation and report on the findings are provided.
73 services58 patients
Special stained specimen slides to examine tissue, initial procedure 88342
This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.
54 services52 patients
Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
42 services33 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06830 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$138.84 typical visit price
range $60.82 – $183.10
Typical copayment $34.71 (range $15.20 – $45.77)
Most-billed visit code 99204
Established Patient
$106.68 typical visit price
range $19.76 – $149.26
Typical copayment $26.67 (range $4.94 – $37.31)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

84.49/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality68.98
Improvement Activities40

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 Michael Miller's NPI number?

The NPI number for Michael Miller is 1730168394. It was assigned to this individual provider in the NPPES registry on January 12, 2006.

Where is Michael Miller located?

Michael Miller practices at 75 Holly Hill Ln Ste 301, Greenwich, CT 06830. The listed phone number is (203) 365-0770.

What is Michael Miller's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Michael Miller enrolled in Medicare?

Yes. Michael Miller 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 Michael Miller accept?

Health plans from WellSense Health Plan list Michael Miller 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 Michael Miller was last updated on May 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.