2026 NPPES data Critical Care Medicine (Internal Medicine) Physician NPI 1073575981 MD
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RICHARD STUMACHER, MD

Critical Care Medicine (Internal Medicine) Physician in STAMFORD, Connecticut. CMS National Plan and Provider Enumeration System profile including specialty classification, practice address, and Medicare prescribing data when reported.

Federal data — no proprietary rating. PlainDoctor publishes the actual CMS NPPES and Medicare records — NPI registration, specialty, practice location, and prescribing data — without a composite score or editorial opinion on top. Every field traces to a federal source.
Prescribing volume
13
Medicare Part D claims · Critical Care Medicine (Internal Medicine) Physician avg: 1K
MIPS score
91.2532/100
▲ 8 pts above national avg 83.1 · [object Object]
Industry payments
$865
1 payments · CMS Open Payments (Sunshine Act)

What the federal data shows

RICHARD STUMACHER, MD reported a CMS MIPS final score of 91.2532/100 — above the 83.1 national average — and filed 13 Medicare Part D claims in 2023.

91.2532/100
MIPS score · +8 vs avg
13
Part D claims, 2023
Likely
board-certified (heuristic)

Every figure on this page comes straight from federal CMS records (NPPES, Medicare Part D, MIPS, Open Payments) — no proprietary rating or editorial opinion is applied.

RICHARD STUMACHER, MD's MIPS score vs every scored U.S. clinician

CMS Merit-based Incentive Payment System (MIPS) final score, 2023 — the federal quality measure

91 Top 37% higher than 63% of 477,587 scored providers

0–10: 8,684 scored providers (2%). Below this entry. 10–20: 3,008 scored providers (1%). Below this entry. 20–30: 3,069 scored providers (1%). Below this entry. 30–40: 2,746 scored providers (1%). Below this entry. 40–50: 2,928 scored providers (1%). Below this entry. 50–60: 5,882 scored providers (1%). Below this entry. 60–70: 13,906 scored providers (3%). Below this entry. 70–80: 118,074 scored providers (25%). Below this entry. 80–90: 129,887 scored providers (27%). Below this entry. 90–100: 189,403 scored providers (40%). This entry sits in this band. This provider 0 100 every MIPS-scored clinician, bucketed by value

Each bar is a band; taller bars hold more scored providers. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source CMS Merit-based Incentive Payment System (MIPS) · 2023

Board certification likely (heuristic — not verified)

RICHARD STUMACHER, MD practices in an ABMS-board-eligible specialty and shows active CMS Medicare participation + MIPS quality reporting — signals consistent with board-certified status. For verified board certification, see CertificationMatters.org (the official ABMS public lookup).

What does the federal data show about RICHARD STUMACHER, MD?

High performer (top quartile)

NPI registry status

Active

Issued 04/05/2006

NPI 1073575981

Primary specialty

Critical Care Medicine (Internal Medicine) Physician

Mid-sized

6,631 US NPIs in this specialty

Medicare Part D claims

13 99% vs specialty avg

2023 prescription claims

Specialty avg: 1,069

MIPS final score

91.2532/100 8.153200000000012% pts

Exceptional band

vs 83.1 national avg

Specialty distribution in Connecticut

How Critical Care Medicine (Internal Medicine) Physician compares to other specialties among Connecticut providers

Connecticut providers

Critical Care Medicine (Internal Medicine) Physician share within Connecticut

1. Critical Care Medicine (Internal Medicine) Physician42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Critical Care Medicine (Internal Medicine) Physician share within Connecticut

Medicare quality performance — MIPS

RICHARD STUMACHER, MD's 2023 MIPS final score plotted against the Critical Care Medicine (Internal Medicine) Physician national average

High performer (top quartile)
MIPS Final Score
91.2532/100
vs 83.1 national avg · 2023 performance year

MIPS final score (Critical Care Medicine (Internal Medicine) Physician) — 91.2532/100 vs national avg 83.1

0%100%National avg83%91.3%
MIPS final score (Critical Care Medicine (Internal Medicine) Physician) — 91.2532/100 vs national avg 83.1

The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.

Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).

RICHARD STUMACHER, MD appears in the CMS NPPES registry as a Critical Care Medicine (Internal Medicine) Physician provider holding MD credentials at 1 HOSPITAL PLZ, STAMFORD, CT, 06902, with a listed phone of (203) 276-5548. NPI 1073575981 was issued on 04/05/2006. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what STUMACHER most recently submitted to CMS rather than a vetted directory listing, which is why patients should always confirm the practice is still at this location before scheduling.

Medicare Part D records for calendar year 2023 show 13 prescription claims written by this provider, covering N/A Medicare beneficiaries and totaling roughly $4K in drug spend. These figures capture only Medicare Part D — commercial insurance, Medicaid, and cash-pay prescriptions are not included, and any drug-beneficiary cell under 11 is suppressed by CMS for patient privacy. On the CMS Merit-based Incentive Payment System, this provider earned a Final Score of 91.2532/100 for the 2023 performance year (Quality 74.9203), compared with the national average of 83.1.

Critical Care Medicine (Internal Medicine) Physician is a mid-sized specialty nationwide, with 6,631 enrolled providers across 53 states and an average of 1,069 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline. Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist — always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.

Practice Address

1 HOSPITAL PLZ
STAMFORD, CT 06902

Provider Details

NPI 1073575981
Specialty Critical Care Medicine (Internal Medicine) Physician
Credentials MD
Gender Male
NPI Issued 04/05/2006

CMS Quality Score (MIPS)

Merit-based Incentive Payment System (MIPS) scores from CMS, 2023 performance year.

91.2532
Final Score
Avg: 83.1
74.9203
Quality
91.6794
Promoting Interoperability

Reporting: Alternative Payment Model

Industry payments received (2024) — CMS Open Payments transparency data

The federal Physician Payments Sunshine Act (part of the Affordable Care Act) requires drug and medical-device manufacturers + group purchasing organizations to publicly report payments and other transfers of value to physicians and teaching hospitals. The data below covers 2024 for RICHARD STUMACHER, MD. Source: openpaymentsdata.cms.gov.

Total received

$865

Largest payer

Ceribell, Inc.

Most common payment type

Consulting Fee

Industry payments are not necessarily indicators of bias — they include research funding, consulting fees for evidence-based work, royalties for inventions, food at conferences, and similar items. The disclosure exists for transparency. Read our methodology for how we interpret this data.

Medicare Part D Prescribing Data

CMS Medicare Part D prescriber-level data for calendar year 2023.

13
Total Claims
$4K
Total Drug Cost
N/A
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
22
Total Day Supply
686

Patient Demographics

Average Patient Age
79.7 years
Avg HCC Risk Score
2.14

Critical Care Medicine (Internal Medicine) Physician Overview

How RICHARD STUMACHER, MD fits within the Critical Care Medicine (Internal Medicine) Physician landscape nationally.

6,631
Critical Care Medicine (Internal Medicine) Physician Providers in US
53
States with Critical Care Medicine (Internal Medicine) Physician
1,069
Avg Claims per Provider

RICHARD STUMACHER, MD's 13 claims are below the specialty average of 1,069.

Nearby Critical Care Medicine (Internal Medicine) Physician Providers in Connecticut

Other clinicians with the same primary specialty enrolled in Connecticut, drawn from the same CMS NPPES roster as STUMACHER.

Compare Critical Care Medicine (Internal Medicine) Physician nationally: see state-by-state distribution →

Frequently Asked Questions

What is RICHARD STUMACHER, MD's specialty?
RICHARD STUMACHER, MD specializes in Critical Care Medicine (Internal Medicine) Physician and practices in STAMFORD, Connecticut. Credentials: MD.
How much does RICHARD STUMACHER, MD prescribe under Medicare Part D?
In 2023, RICHARD STUMACHER, MD wrote 13 Medicare Part D claims totaling $4K in drug costs for N/A beneficiaries.
What is RICHARD STUMACHER, MD's Medicare quality score?
RICHARD STUMACHER, MD has a CMS MIPS Final Score of 91.2532/100 (Quality: 74.9203). The national average MIPS Final Score is 83.1. Source: CMS Merit-based Incentive Payment System (MIPS) 2023.
Where is RICHARD STUMACHER, MD located?
RICHARD STUMACHER, MD is located at 1 HOSPITAL PLZ, STAMFORD, CT, 06902. Phone: (203) 276-5548.
What is RICHARD STUMACHER, MD's NPI number?
RICHARD STUMACHER, MD's National Provider Identifier (NPI) is 1073575981, issued on 04/05/2006.
How many Critical Care Medicine (Internal Medicine) Physician providers are there in the US?
There are 6,631 Critical Care Medicine (Internal Medicine) Physician providers across 53 states in the US. The average Critical Care Medicine (Internal Medicine) Physician provider writes 1,069 Medicare Part D claims per year.
Does RICHARD STUMACHER, MD accept Medicare?
RICHARD STUMACHER, MD appears in CMS Medicare data with 13 Part D claims and N/A Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify RICHARD STUMACHER, MD's credentials?
RICHARD STUMACHER, MD's NPI is 1073575981 with credentials MD. You can verify this through the NPPES NPI Registry, check state medical board records, and confirm board certification through the ABMS or AOA.

Data Sources

Provider Directory
CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
Specialty Classification
NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
Prescribing Data
CMS Medicare Part D Prescriber Public Use File (2023). Includes claims, drug costs, beneficiaries, and opioid prescribing rates.
Quality Performance
CMS Merit-based Incentive Payment System (MIPS) — 2023 performance year.
Limitations
Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.

See our complete data methodology for details on how we collect and process government data.

Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).

Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology