2026 NPPES data Internal Medicine Physician NPI 1174540033 MD
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CHARANJIT AHLUWALIA, MD

Internal Medicine Physician in WINTER PARK, Florida. 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
20
Medicare Part D claims · Internal Medicine Physician avg: 3K
What the federal data reveals: CHARANJIT AHLUWALIA, MD is a Internal Medicine Physician ([object Object]) practicing in WINTER PARK, Florida with a Medicare Part D prescribing footprint of 20 claims .

What stands out: CHARANJIT AHLUWALIA, MD filed 20 Medicare Part D claims in 2023 across WINTER PARK, Florida. Every figure on this page comes straight from federal CMS records, with no proprietary rating applied.

Board-eligible specialty (heuristic — not verified)

CHARANJIT AHLUWALIA, MD 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).

CHARANJIT AHLUWALIA, MD at a glance

Quality data not reported

NPI registry status

Active

Issued 07/16/2006

NPI 1174540033

Primary specialty

Internal Medicine Physician

High-volume

172,858 US NPIs in this specialty

Medicare Part D claims

20 99% vs specialty avg

2023 prescription claims

Specialty avg: 2,716

Specialty distribution in Florida

How Internal Medicine Physician compares to other specialties among Florida providers

Florida providers

Internal Medicine Physician share within Florida

1. Internal Medicine Physician42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Internal Medicine Physician share within Florida

Specialty board-certification context

Estimated specialty board-certified rate — Internal Medicine Physician (ABMS / AOA reference)

Quality data not reported
Est. board-certified rate
78%
Internal Medicine Physician ABMS/AOA estimate

Est. board-certified rate (Internal Medicine Physician) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (Internal Medicine Physician) — ABMS / AOA estimate

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).

CHARANJIT AHLUWALIA, MD is a Internal Medicine Physician provider practicing in WINTER PARK, Florida, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: MD. NPI: 1174540033. 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.

CHARANJIT AHLUWALIA, MD appears in the CMS NPPES registry as a Internal Medicine Physician provider holding MD credentials at 1855 HOLLYWOOD AVE, WINTER PARK, FL, 32789, with a listed phone of (407) 645-2334. NPI 1174540033 was issued on 07/16/2006. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what AHLUWALIA 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 20 prescription claims written by this provider, covering N/A Medicare beneficiaries and totaling roughly $1K 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.

Internal Medicine Physician is a high-volume specialty nationwide, with 172,858 enrolled providers across 56 states and an average of 2,716 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

1855 HOLLYWOOD AVE
WINTER PARK, FL 32789

Provider Details

NPI 1174540033
Specialty Internal Medicine Physician
Credentials MD
Gender Male
NPI Issued 07/16/2006

License & disciplinary context — Florida FLDOH 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 ~75K Florida medical licensees in 2023 — they are NOT specific to CHARANJIT AHLUWALIA, MD. To verify CHARANJIT AHLUWALIA, MD's current license status, search the FLDOH public license lookup directly, or check the Federation of State Medical Boards (FSMB) verification service.

480
Total board actions, Florida 2023
Across 467 cases
6.40
Actions per 1,000 licensees
Florida statewide rate
monetary fine
Most common action type
138 cases

FLDOH 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 Florida 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 2023.

20
Total Claims
$1K
Total Drug Cost
N/A
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
48
Total Day Supply
1,395
Generic Drug Cost
$135

Patient Demographics

Average Patient Age
78.4 years
Avg HCC Risk Score
1.77

Internal Medicine Physician Overview

How CHARANJIT AHLUWALIA, MD fits within the Internal Medicine Physician landscape nationally.

172,858
Internal Medicine Physician Providers in US
56
States with Internal Medicine Physician
2,716
Avg Claims per Provider

CHARANJIT AHLUWALIA, MD's 20 claims are below the specialty average of 2,716.

Nearby Internal Medicine Physician Providers in Florida

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

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

Frequently Asked Questions

What is CHARANJIT AHLUWALIA, MD's specialty?
CHARANJIT AHLUWALIA, MD specializes in Internal Medicine Physician and practices in WINTER PARK, Florida. Credentials: MD.
How much does CHARANJIT AHLUWALIA, MD prescribe under Medicare Part D?
In 2023, CHARANJIT AHLUWALIA, MD wrote 20 Medicare Part D claims totaling $1K in drug costs for N/A beneficiaries.
Where is CHARANJIT AHLUWALIA, MD located?
CHARANJIT AHLUWALIA, MD is located at 1855 HOLLYWOOD AVE, WINTER PARK, FL, 32789. Phone: (407) 645-2334.
What is CHARANJIT AHLUWALIA, MD's NPI number?
CHARANJIT AHLUWALIA, MD's National Provider Identifier (NPI) is 1174540033, issued on 07/16/2006.
How many Internal Medicine Physician providers are there in the US?
There are 172,858 Internal Medicine Physician providers across 56 states in the US. The average Internal Medicine Physician provider writes 2,716 Medicare Part D claims per year.
Does CHARANJIT AHLUWALIA, MD accept Medicare?
CHARANJIT AHLUWALIA, MD appears in CMS Medicare data with 20 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 CHARANJIT AHLUWALIA, MD's credentials?
CHARANJIT AHLUWALIA, MD's NPI is 1174540033 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.
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