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DR. HERLYNE DAS MD
NPI 1801690904
Internal Medicine in Chicago, IL

Active since April 01, 2025PECOS Enrolled
5841 S MARYLAND AVE, CHICAGO, IL 60637(773) 702-6840 Get Directions Write a Review

NPPES record last updated: May 30, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 30, 2025, Apr 1, 2025 (2 updates tracked since 2025).

About Dr. Herlyne Das Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. HERLYNE DAS MD (NPI 1801690904) is an individual internal medicine provider in Chicago, Illinois, licensed in Illinois (125085917) and active in the NPI registry since April 2025. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1801690904
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. HERLYNE DASCredential: MD
Location Address5841 S MARYLAND AVEChicago, IL 60637-1443
Mailing Address180 Harvester Dr Ste 110Burr Ridge, IL 60527-6686 · (773) 702-1150
Phone(773) 702-6840
Sole ProprietorYes
Enumeration DateApril 1, 2025
Last NPPES UpdateMay 30, 20252 updates tracked since enumeration
NPPES CertifiedMay 30, 2025
✔ NPI 1801690904 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in IL · 125085917
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
5841 S MARYLAND AVE, Chicago, IL 60637
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Herlyne Das Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60637 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$138.86 typical visit price
range $60.08 – $183.39
Typical copayment $34.71 (range $15.02 – $45.84)
Most-billed visit code 99204
Established Patient
$105.70 typical visit price
range $18.97 – $148.12
Typical copayment $26.42 (range $4.74 – $37.03)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. DON MARTINEZ M.D.
Radiology (Diagnostic Radiology)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 926-8318
ALEXANDRA DUMITRESCU
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200
PELEG HOROWITZ
Neurological Surgery
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200
SANDEEP GURBUXANI
Pathology (Hematology)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200
DR. NIREN GANDRA M.D.
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 702-0240
ALLIE DAKROUB MD MS
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 702-1000
SCOTT VASHER MD
Internal Medicine (Pulmonary Disease)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 702-1000
DR. NATHAN CHARLES NOWALK M.D.
Internal Medicine (Pulmonary Disease)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Herlyne Das's NPI number?

The NPI number for Herlyne Das is 1801690904. It was assigned to this individual provider in the NPPES registry on April 1, 2025.

Where is Herlyne Das located?

Herlyne Das practices at 5841 S Maryland Ave, Chicago, IL 60637. The listed phone number is (773) 702-6840.

What is Herlyne Das's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Herlyne Das enrolled in Medicare?

Yes. Herlyne Das is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Herlyne Das was last updated on May 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.