2026 NPPES data Internal Medicine Physician NPI 1609000579 MD
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SYED AHMED, MD

Internal Medicine Physician in MAYWOOD, Illinois. 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 · 307 beneficiaries · Internal Medicine Physician avg: 3K
Generic prescribing
85%
generic claims · 15% brand-name · higher generic rates reduce patient out-of-pocket costs
What the federal data reveals: SYED AHMED, MD is a Internal Medicine Physician ([object Object]) practicing in MAYWOOD, Illinois with a Medicare Part D prescribing footprint of 1K claims across 307 beneficiaries — 15% brand-name prescribing .

What stands out: SYED AHMED, MD filed 1,353 Medicare Part D claims in 2023 across MAYWOOD, Illinois. Every figure on this page comes straight from federal CMS records, with no proprietary rating applied.

Board certification likely (heuristic — not verified)

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

SYED AHMED, MD at a glance

Quality data not reported

NPI registry status

Active

Issued 05/07/2009

NPI 1609000579

Primary specialty

Internal Medicine Physician

High-volume

172,858 US NPIs in this specialty

Medicare Part D claims

1,353 50% vs specialty avg

2023 prescription claims

Specialty avg: 2,716

Specialty distribution in Illinois

How Internal Medicine Physician compares to other specialties among Illinois providers

Illinois providers

Internal Medicine Physician share within Illinois

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

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).

SYED AHMED, MD is a Internal Medicine Physician provider practicing in MAYWOOD, Illinois, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: MD. NPI: 1609000579. 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.

SYED AHMED, MD appears in the CMS NPPES registry as a Internal Medicine Physician provider holding MD credentials at 2160 S 1ST AVE, MAYWOOD, IL, 60153, with a listed phone of (708) 216-9000. NPI 1609000579 was issued on 05/07/2009. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what AHMED 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 1,353 prescription claims written by this provider, covering 307 Medicare beneficiaries and totaling roughly $155K in drug spend, split 15% brand-name and 85% generic by claim count. 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

2160 S 1ST AVE
MAYWOOD, IL 60153

Provider Details

NPI 1609000579
Specialty Internal Medicine Physician
Credentials MD
Gender Male
NPI Issued 05/07/2009

Hospital and facility affiliations

Facilities where SYED AHMED, MD 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.

RNA OF ROCKFORD, PLLC
ROCKFORD, IL

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

License & disciplinary context — Illinois IDFPR 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 ~42K Illinois medical licensees in 2023 — they are NOT specific to SYED AHMED, MD. To verify SYED AHMED, MD's current license status, search the IDFPR public license lookup directly, or check the Federation of State Medical Boards (FSMB) verification service.

106
Total board actions, Illinois 2023
Across 103 cases
2.52
Actions per 1,000 licensees
Illinois statewide rate
probation
Most common action type
38 cases

IDFPR 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 Illinois disciplinary trends page. Cross-checked against FSMB U.S. Medical Regulatory Trends.

Brand vs generic prescribing mix · Typical

SYED AHMED, MD — brand share 15.0%
Specialty average (est.)

15% brand-name claims vs 85% generic, on 1,353 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.

1,353
Total Claims
$155K
Total Drug Cost
307
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
2,762
Total Day Supply
80,815
Brand vs Generic
15% brand / 85% generic
Brand Drug Cost
$131K
Generic Drug Cost
$24K

Patient Demographics

Average Patient Age
74.0 years
Avg HCC Risk Score
3.38
Gender Split
49% female / 51% male
Age Distribution
<65: 42, 65-74: 94, 75-84: 129, 85+: 42

Top Prescribed Drugs (Medicare Part D)

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

Drug Claims
Furosemide
235
Calcitriol
199
Lisinopril
127
Farxiga
Dapagliflozin Propanediol
94
Amlodipine Besylate
87
Losartan Potassium
67
Tamsulosin Hcl
62
Bumetanide
38
Jardiance
Empagliflozin
32
Hydralazine Hcl
28

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

Internal Medicine Physician Overview

How SYED AHMED, 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

SYED AHMED, MD's 1,353 claims are below the specialty average of 2,716.

Nearby Internal Medicine Physician Providers in Illinois

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

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

Frequently Asked Questions

What is SYED AHMED, MD's specialty?
SYED AHMED, MD specializes in Internal Medicine Physician and practices in MAYWOOD, Illinois. Credentials: MD.
How much does SYED AHMED, MD prescribe under Medicare Part D?
In 2023, SYED AHMED, MD wrote 1,353 Medicare Part D claims totaling $155K in drug costs for 307 beneficiaries.
Where is SYED AHMED, MD located?
SYED AHMED, MD is located at 2160 S 1ST AVE, MAYWOOD, IL, 60153. Phone: (708) 216-9000.
What is SYED AHMED, MD's NPI number?
SYED AHMED, MD's National Provider Identifier (NPI) is 1609000579, issued on 05/07/2009.
Does SYED AHMED, MD prescribe more brand-name or generic drugs?
SYED AHMED, MD's prescribing is 15% brand-name and 85% generic drugs by claim count, with $131K in brand drug costs.
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.
What drugs does SYED AHMED, MD prescribe most often?
Based on 2023 Medicare Part D data, SYED AHMED, MD's most frequently prescribed drugs include Furosemide, Calcitriol, Lisinopril. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does SYED AHMED, MD accept Medicare?
SYED AHMED, MD appears in CMS Medicare data with 1,353 Part D claims and 307 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify SYED AHMED, MD's credentials?
SYED AHMED, MD's NPI is 1609000579 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