2026 NPPES data Hospice and Palliative Medicine (Internal Medicine) Physician NPI 1154315620 DO
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ROBERT DOHNER, DO

Hospice and Palliative Medicine (Internal Medicine) Physician in AUGUSTA, Maine. 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
1K
Medicare Part D claims · 144 beneficiaries · Hospice and Palliative Medicine (Internal Medicine) Physician avg: 1K
Generic prescribing
85%
generic claims · 15% brand-name · higher generic rates reduce patient out-of-pocket costs
MIPS score
79.2722/100
▼ 4 pts below national avg 83.1 · [object Object]
Industry payments
$63.77
4 payments · CMS Open Payments (Sunshine Act)
What the federal data reveals: ROBERT DOHNER, DO is a Hospice and Palliative Medicine (Internal Medicine) Physician ([object Object]) practicing in AUGUSTA, Maine with a Medicare Part D prescribing footprint of 1K claims across 144 beneficiaries — 15% brand-name prescribing . Their CMS MIPS Final Score of 79.2722/100 (national average: 83.1) reflects performance across Quality, Cost, Interoperability, and Improvement Activities . Industry payments of $63.77 across 4 transactions are disclosed under CMS Open Payments (Sunshine Act).

What stands out: ROBERT DOHNER, DO reported a CMS MIPS final score of 79.2722 out of 100, below the 83.1 national average, and filed 1,392 Medicare Part D claims in 2023. Every figure on this page comes straight from federal CMS records, with no proprietary rating applied.

Board certification likely (heuristic — not verified)

ROBERT DOHNER, DO practices in an ABMS-board-eligible specialty and shows active CMS Medicare participation + MIPS quality reporting + 1 hospital affiliation — signals consistent with board-certified status. For verified board certification, see CertificationMatters.org (the official ABMS public lookup).

ROBERT DOHNER, DO at a glance

Near national average

NPI registry status

Active

Issued 09/09/2005

NPI 1154315620

Primary specialty

Hospice and Palliative Medicine (Internal Medicine) Physician

Niche

1,524 US NPIs in this specialty

Medicare Part D claims

1,392 9% vs specialty avg

2023 prescription claims

Specialty avg: 1,275

MIPS final score

79.2722/100 3.8277999999999963% pts

Above neutral band

vs 83.1 national avg

Specialty distribution in Maine

How Hospice and Palliative Medicine (Internal Medicine) Physician compares to other specialties among Maine providers

Maine providers

Hospice and Palliative Medicine (Internal Medicine) Physician share within Maine

1. Hospice and Palliative Medicine (Internal Medicine) Physician42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Hospice and Palliative Medicine (Internal Medicine) Physician share within Maine

Medicare quality performance — MIPS

ROBERT DOHNER, DO's 2023 MIPS final score plotted against the Hospice and Palliative Medicine (Internal Medicine) Physician national average

Near national average
MIPS Final Score
79.2722/100
vs 83.1 national avg · 2023 performance year

MIPS final score (Hospice and Palliative Medicine (Internal Medicine) Physician) — 79.2722/100 vs national avg 83.1

0%100%National avg83%79.3%
MIPS final score (Hospice and Palliative Medicine (Internal Medicine) Physician) — 79.2722/100 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).

ROBERT DOHNER, DO is a Hospice and Palliative Medicine (Internal Medicine) Physician provider practicing in AUGUSTA, Maine, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: DO. NPI: 1154315620. This profile includes practice location, specialty classification, and organizational affiliations from the CMS provider registry. Provider information is self-reported to CMS and updated monthly.

ROBERT DOHNER, DO appears in the CMS NPPES registry as a Hospice and Palliative Medicine (Internal Medicine) Physician provider holding DO credentials at 6 E CHESTNUT ST, AUGUSTA, ME, 04330, with a listed phone of (207) 626-1157. NPI 1154315620 was issued on 09/09/2005. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what DOHNER 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 1,392 prescription claims written by this provider, covering 144 Medicare beneficiaries and totaling roughly $97K in drug spend, split 15% brand-name and 85% generic by claim count, with an opioid prescribing rate of 47.8%. 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 79.2722/100 for the 2023 performance year (Quality 73.7265, Cost 60.5143), compared with the national average of 83.1.

Hospice and Palliative Medicine (Internal Medicine) Physician is a narrow specialty nationwide, with 1,524 enrolled providers across 51 states and an average of 1,275 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

6 E CHESTNUT ST
AUGUSTA, ME 04330

Provider Details

NPI 1154315620
Specialty Hospice and Palliative Medicine (Internal Medicine) Physician
Credentials DO
Gender Male
NPI Issued 09/09/2005

CMS Quality Score (MIPS)

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

79.2722
Final Score
Avg: 83.1
73.7265
Quality
60.5143
Cost
76
Promoting Interoperability

Reporting: Group practice

Hospital and facility affiliations

Facilities where ROBERT DOHNER, DO bills Medicare from. Star ratings (1-5) are CMS Hospital Compare's "Hospital overall rating" — a composite of mortality, readmission, patient experience, safety, timely care, and efficient use of medical imaging measures. Source: CMS Care Compare.

MAINEGENERAL MEDICAL CENTER
AUGUSTA, ME

Affiliations sourced from CMS Doctors and Clinicians National Downloadable File; hospital ratings from CMS Hospital General Information dataset (cross-referenced by facility name + state).

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 ROBERT DOHNER, DO. Source: openpaymentsdata.cms.gov.

Total received

$64

Largest payer

Collegium Pharmaceutical, Inc.

Most common payment type

Food and Beverage

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.

Brand vs generic prescribing mix · Typical

ROBERT DOHNER, DO — brand share 15.0%
Specialty average (est.)

15% brand-name claims vs 85% generic, on 1,392 2023 Medicare Part D claims.

The federal Medicare Part D Generic Dispensing Rate national benchmark sits near 90% generic / 10% brand for primary-care prescribers, per CMS Office of the Actuary 2024 estimates. Higher brand share is common in specialty prescribing where generic equivalents are not available.

Medicare Part D Prescribing Data

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

1,392
Total Claims
$97K
Total Drug Cost
144
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
1,425
Total Day Supply
28,142
Brand vs Generic
15% brand / 85% generic
Brand Drug Cost
$57K
Generic Drug Cost
$39K
Opioid Claims
665 (47.8% rate)
Antibiotic Claims
15

Patient Demographics

Average Patient Age
70.2 years
Avg HCC Risk Score
3.20
Gender Split
55% female / 45% male
Age Distribution
<65: 42, 65-74: 49, 75-84: 36, 85+: 17

Top Prescribed Drugs (Medicare Part D)

Top drugs by claim count for calendar year 2023. Based on Medicare Part D data only.

Drug Claims
Morphine Sulfate Er
Morphine Sulfate
130
Oxycodone Hcl
105
Morphine Sulfate
103
Methadone Hcl
99
Hydromorphone Hcl
78
Lorazepam
67
Haloperidol Lactate
42
Mirtazapine
32
Duloxetine Hcl
28
Hydrocodone-Acetaminophen
Hydrocodone/Acetaminophen
28

* Counts below 11 are suppressed by CMS for patient privacy. Generic names shown where available from CMS Part D data.

Hospice and Palliative Medicine (Internal Medicine) Physician Overview

How ROBERT DOHNER, DO fits within the Hospice and Palliative Medicine (Internal Medicine) Physician landscape nationally.

1,524
Hospice and Palliative Medicine (Internal Medicine) Physician Providers in US
51
States with Hospice and Palliative Medicine (Internal Medicine) Physician
1,275
Avg Claims per Provider

ROBERT DOHNER, DO's 1,392 claims are above the specialty average of 1,275.

Nearby Hospice and Palliative Medicine (Internal Medicine) Physician Providers in Maine

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

Compare Hospice and Palliative Medicine (Internal Medicine) Physician nationally: see state-by-state distribution →

Frequently Asked Questions

What is ROBERT DOHNER, DO's specialty?
ROBERT DOHNER, DO specializes in Hospice and Palliative Medicine (Internal Medicine) Physician and practices in AUGUSTA, Maine. Credentials: DO.
How much does ROBERT DOHNER, DO prescribe under Medicare Part D?
In 2023, ROBERT DOHNER, DO wrote 1,392 Medicare Part D claims totaling $97K in drug costs for 144 beneficiaries.
What is ROBERT DOHNER, DO's Medicare quality score?
ROBERT DOHNER, DO has a CMS MIPS Final Score of 79.2722/100 (Quality: 73.7265, Cost: 60.5143). The national average MIPS Final Score is 83.1. Source: CMS Merit-based Incentive Payment System (MIPS) 2023.
Where is ROBERT DOHNER, DO located?
ROBERT DOHNER, DO is located at 6 E CHESTNUT ST, AUGUSTA, ME, 04330. Phone: (207) 626-1157.
What is ROBERT DOHNER, DO's NPI number?
ROBERT DOHNER, DO's National Provider Identifier (NPI) is 1154315620, issued on 09/09/2005.
Does ROBERT DOHNER, DO prescribe more brand-name or generic drugs?
ROBERT DOHNER, DO's prescribing is 15% brand-name and 85% generic drugs by claim count, with $57K in brand drug costs.
Does ROBERT DOHNER, DO prescribe opioids?
Yes, ROBERT DOHNER, DO had 665 opioid claims in 2023 with an opioid prescribing rate of 47.8%.
How many Hospice and Palliative Medicine (Internal Medicine) Physician providers are there in the US?
There are 1,524 Hospice and Palliative Medicine (Internal Medicine) Physician providers across 51 states in the US. The average Hospice and Palliative Medicine (Internal Medicine) Physician provider writes 1,275 Medicare Part D claims per year.
What drugs does ROBERT DOHNER, DO prescribe most often?
Based on 2023 Medicare Part D data, ROBERT DOHNER, DO's most frequently prescribed drugs include Morphine Sulfate Er, Oxycodone Hcl, Morphine Sulfate. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does ROBERT DOHNER, DO accept Medicare?
ROBERT DOHNER, DO appears in CMS Medicare data with 1,392 Part D claims and 144 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify ROBERT DOHNER, DO's credentials?
ROBERT DOHNER, DO's NPI is 1154315620 with credentials DO. 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