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WILLIAM CHARLES HARTNAGEL M.D.
NPI 1306183165
Internal Medicine in Barneveld, NY

Active since January 13, 2013PECOS Enrolled
8318 OLD POLAND RD, BARNEVELD, NY 13304(315) 896-4426 Get Directions Write a Review

NPPES record last updated: January 13, 2013. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About William Charles Hartnagel M.d. NPPES

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

WILLIAM CHARLES HARTNAGEL M.D. (NPI 1306183165) is an individual internal medicine provider in Barneveld, New York, licensed in New York (127192) and active in the NPI registry since January 2013. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1306183165
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameWILLIAM CHARLES HARTNAGELCredential: M.D.
Location Address8318 OLD POLAND RDBarneveld, NY 13304-2206
Mailing Address8318 Old Poland RdBarneveld, NY 13304-2206 · (315) 896-4426
Phone(315) 896-4426
Sole ProprietorYes
Enumeration DateJanuary 13, 2013
✔ NPI 1306183165 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NY · 127192
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.
8318 OLD POLAND RD, Barneveld, NY 13304
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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)

William Charles Hartnagel M.d. 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 13304 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
$126.40 typical visit price
range $54.87 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$97.08 typical visit price
range $17.54 – $136.14
Typical copayment $24.27 (range $4.38 – $34.03)
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.

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 William Hartnagel's NPI number?

The NPI number for William Hartnagel is 1306183165. It was assigned to this individual provider in the NPPES registry on January 13, 2013.

Where is William Hartnagel located?

William Hartnagel practices at 8318 Old Poland Rd, Barneveld, NY 13304. The listed phone number is (315) 896-4426.

What is William Hartnagel's specialty?

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

Is William Hartnagel enrolled in Medicare?

Yes. William Hartnagel is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for William Hartnagel was last updated on January 13, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years 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.