2026 NPPES data Geriatric Medicine (Internal Medicine) Physician NPI 1538510995
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Gianni Bono

Geriatric Medicine (Internal Medicine) Physician in Boston, Massachusetts.

This profile is drawn from the federal National Provider Identifier Registry (CMS NPPES), which lists more than 7 million U.S. healthcare providers - including 4,215 in Geriatric Medicine (Internal Medicine) Physician, and covers specialty classification, practice address, and Medicare Part D prescribing data when reported. According to CMS, every field reflects the provider's official federal registration, see our methodology.

Federal data, no proprietary rating. We show these CMS records as-is - no composite score, no star rating, no editorial opinion layered on top.
Prescribing volume
2K
Medicare Part D claims · 186 beneficiaries · Geriatric Medicine (Internal Medicine) Physician avg: 4K

What the federal data shows

Gianni Bono filed 2,302 Medicare Part D claims in 2024 as a Geriatric Medicine (Internal Medicine) Physician in Boston, Massachusetts.

2K
Part D claims, 2024
≥86th
pct by Part D claim volume (lower-bound band)

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.

Federal trust snapshot

What official records show about Gianni Bono

Federal records show an active NPI with Medicare Part D prescribing activity — verifiable registry data, not a proprietary rating.

  • Verified

    NPI registry status

    Active listing in the CMS National Provider Identifier Registry (NPI 1538510995), first enumerated 06/28/2016.

    Source: CMS NPPES

  • Reported

    Medicare Part D participation

    Filed 2,302 Medicare Part D prescription claims in the 2023 CMS public use file — indicates active Medicare prescribing participation.

    Source: CMS Part D Prescriber PUF

  • Reported

    Board certification signal

    Practices in an ABMS-board-eligible specialty; board certification not confirmed in federal records.

    Source: NUCC taxonomy + CMS participation heuristic

  • State context

    State board disciplinary context

    Massachusetts statewide board action statistics are published annually — these figures describe aggregate state activity, not Gianni Bono's individual license status. Verify directly with the state medical board.

    Source: BORIM annual report 2023

  • Not in federal data

    Individual sanction lookup

    PlainDoctor does not publish per-provider disciplinary determinations. Confirm current license and any individual actions through the state medical board or FSMB verification service.

    Source: State medical board / FSMB

This trust snapshot summarizes only what appears in federal CMS/NPPES public records. It is not a composite score, star rating, patient review, or clinical recommendation. PlainDoctor never fabricates reviews or AggregateRating schema.

CMS NPPES provider registry desk

NPI 1538510995 · Geriatric Medicine (Internal Medicine) Physician

NPI-10 · ENUM-MID · TAX-NARROW · RX-MID · BOOK-THIN · PHOTO-ENUM

  • NPI-10 1538510995
  • ENUM-MID 2016
  • TAX-NARROW 4,215
  • RX-MID 2,302
  • BOOK-THIN 190 in Massachusetts
  • PHOTO-ENUM Vikrant Tambe, MD · 2016

Gianni Bono's Medicare Part D volume vs every U.S. prescriber

Total Medicare Part D claims, 2024, across all CMS prescribers nationally

2,302 ≥ 86th percentile 86% of 1,416,883 prescribers are in lower value bands

0–200: 679,947 prescribers (48%). Below this entry. 200–400: 188,835 prescribers (13%). Below this entry. 400–600: 95,866 prescribers (7%). Below this entry. 600–800: 60,107 prescribers (4%). Below this entry. 800–1,000: 43,043 prescribers (3%). Below this entry. 1,000–1,200: 33,612 prescribers (2%). Below this entry. 1,200–1,400: 27,889 prescribers (2%). Below this entry. 1,400–1,600: 23,183 prescribers (2%). Below this entry. 1,600–1,800: 19,917 prescribers (1%). Below this entry. 1,800–2,000: 17,585 prescribers (1%). Below this entry. 2K+: 226,899 prescribers (16%). This entry sits in this band. This provider 0 2K+ every Part D prescriber (claims/yr), bucketed by value

Each bar is a band; taller bars hold more prescribers. 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.

The percentile is a conservative 100-claim band: it counts only prescribers in lower claim-volume bands. Medicare Part D claim volume is activity context, not a quality measure or recommendation. See methodology § corpus placement.

Source CMS Medicare Part D Prescriber Public Use File · 2024

Board-eligible specialty (heuristic, not verified)

Gianni Bono practices in an ABMS-board-eligible specialty but we don't have enough CMS-participation signals to confirm active board-certified status. Consult CertificationMatters.org (the official ABMS public lookup).

What does the federal data show about Gianni Bono?

Quality data not reported

NPI registry status

Active

Issued 06/28/2016

NPI 1538510995

Primary specialty

Geriatric Medicine (Internal Medicine) Physician

Niche

4,215 US NPIs in this specialty

Medicare Part D claims

2,302 48% vs specialty avg

2024 prescription claims

Specialty avg: 4,420

Specialty distribution in Massachusetts

How Geriatric Medicine (Internal Medicine) Physician compares to other specialties among Massachusetts providers

Massachusetts providers
Mental Health Counselor8.3%Clinical Social Worker7.7%Student in an Organized Heal…6.2%Behavior Technician5.3%Counselor4.3%Internal Medicine Physician3.6%Geriatric Medicine (Internal…0.1%
Largest specialties in Massachusetts (% of in-state providers)

Board certification

Not published by CMS

CMS does not publish a per-provider board-certification field in NPPES. PlainDoctor does not have a reliable per-specialty certification rate to show for Geriatric Medicine (Internal Medicine) Physician. Verify directly:

How MIPS and board certification work

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).

Practice Address

26 ISABELLA ST UNIT 1
Boston, MA 02116

Provider Details

NPI 1538510995
Specialty Geriatric Medicine (Internal Medicine) Physician
Gender Male
NPI Issued 06/28/2016

License & disciplinary context - Massachusetts BORIM 2023 annual report

Aggregate state board data only, NOT a determination of any individual provider's status. The figures below describe statewide disciplinary activity across all ~38K Massachusetts medical licensees in 2023 - they are NOT specific to Gianni Bono. To verify Gianni Bono's current license status, search the BORIM public license lookup directly, or check the Federation of State Medical Boards (FSMB) verification service.

80
Total board actions, Massachusetts 2023
Across 78 cases
2.11
Actions per 1,000 licensees
Massachusetts statewide rate
probation
Most common action type
29 cases

BORIM publishes annual disciplinary statistics as part of public-record reporting under each state's Administrative Procedure Act. See the full breakdown by action type and year on the Massachusetts disciplinary trends page. Cross-checked against FSMB U.S. Medical Regulatory Trends.

Medicare Part D Prescribing Data

CMS Medicare Part D prescriber-level data for calendar year 2024.

2,302
Total Claims
$263K
Total Drug Cost
186
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
2,495.1
Total Day Supply
65,969
Generic Drug Cost
$48K
Opioid Claims
27 (1.2% rate)
Antibiotic Claims
34

Patient Demographics

Average Patient Age
79.0 years
Avg HCC Risk Score
2.72
Gender Split
66% female / 34% male
Age Distribution
<65: 12, 65-74: 56, 75-84: 50, 85+: 68

Top Prescribed Drugs (Medicare Part D)

Top drugs by claim count for calendar year 2024. Based on Medicare Part D data only.

What Gianni Bono prescribes most

Top Medicare Part D drugs by claim count, 2024

claims
Source CMS Medicare Part D Prescriber Public Use File As of 2024
Drug Claims
Atorvastatin Calcium
164
Gabapentin
117
Metoprolol Succinate
85
Amlodipine Besylate
77
Trazodone Hcl
73
Lisinopril
67
Furosemide
63
Sertraline Hcl
57
Eliquis
Apixaban
54
Levothyroxine Sodium
51

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

Geriatric Medicine (Internal Medicine) Physician Overview

How Gianni Bono fits within the Geriatric Medicine (Internal Medicine) Physician landscape nationally.

4,215
Geriatric Medicine (Internal Medicine) Physician Providers in US
52
States with Geriatric Medicine (Internal Medicine) Physician
4,420
Avg Claims per Provider

Gianni Bono's 2,302 claims are below the specialty average of 4,420.

Nationwide Geriatric Medicine (Internal Medicine) Physician peers with similar MIPS or enrollment year

Two federal-record peer sets for Bono, both outside Massachusetts so the neighborhoods are not geographic containment.

Same NPPES enumeration year (2016)

Same-specialty clinicians who entered the NPI registry in the same calendar year, outside this state.

Nearby Geriatric Medicine (Internal Medicine) Physician Providers in Massachusetts

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

One of 190 Geriatric Medicine (Internal Medicine) Physician providers enrolled in Massachusetts, 5 are shown here.

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

Frequently Asked Questions

What is Gianni Bono's specialty?
Gianni Bono specializes in Geriatric Medicine (Internal Medicine) Physician and practices in Boston, Massachusetts.
How much does Gianni Bono prescribe under Medicare Part D?
In 2024, Gianni Bono wrote 2,302 Medicare Part D claims totaling $263K in drug costs for 186 beneficiaries.
Where is Gianni Bono located?
Gianni Bono is located at 26 ISABELLA ST UNIT 1, Boston, MA, 02116. Phone: (347) 614-6371.
What is Gianni Bono's NPI number?
Gianni Bono's National Provider Identifier (NPI) is 1538510995, issued on 06/28/2016.
Does Gianni Bono prescribe opioids?
Yes, Gianni Bono had 27 opioid claims in 2024 with an opioid prescribing rate of 1.2%.
How many Geriatric Medicine (Internal Medicine) Physician providers are there in the US?
There are 4,215 Geriatric Medicine (Internal Medicine) Physician providers across 52 states in the US. The average Geriatric Medicine (Internal Medicine) Physician provider writes 4,420 Medicare Part D claims per year.
What drugs does Gianni Bono prescribe most often?
Based on 2024 Medicare Part D data, Gianni Bono's most frequently prescribed drugs include Atorvastatin Calcium, Gabapentin, Metoprolol Succinate. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does Gianni Bono accept Medicare?
Gianni Bono appears in CMS Medicare data with 2,302 Part D claims and 186 Medicare beneficiaries in 2024. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify Gianni Bono's credentials?
Gianni Bono's NPI is 1538510995. 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

View source datasets and methodology notes
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 (2024). Includes claims, drug costs, beneficiaries, and opioid prescribing rates.
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 August 2026 (NPPES) / 2024 (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

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of August 2026.