Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DAVID ALEXANDER DEEMER MD
NPI 1528646189
Internal Medicine - Geriatric Medicine in Madison, WI

Q: What is David Deemer's NPI number?

The NPI number for David Deemer is 1528646189. It was assigned to this individual provider in the NPPES registry on April 1, 2021.

Q: What is David Deemer's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Geriatric Medicine, with taxonomy code 207RG0300X.

Q: When was this NPI record last updated?

The NPPES record for David Deemer was last updated on July 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 53 days 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.

Active since April 01, 2021PECOS Enrolled

5249 E TERRACE DR, MADISON, WI 53718(608) 265-1210 Get Directions Write a Review

NPPES record last updated: July 23, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Jul 23, 2026, Jul 11, 2024, Jun 12, 2024 and 2 more (5 updates tracked since 2021).

On this page

About David Alexander Deemer Md NPPES

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

DAVID ALEXANDER DEEMER MD (NPI 1528646189) is an individual geriatric medicine provider in Madison, Wisconsin, licensed in Wisconsin (81227) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Loma Linda University School Of Medicine (2021).

NPPES Registry Identity

NPI1528646189

Entity TypeIndividualMale

Primary Taxonomy207RG0300X

Provider Legal NameDAVID ALEXANDER DEEMERCredential: MD

Location Address5249 E TERRACE DRMadison, WI 53718-8339

Mailing Address7974 Uw Health CtMiddleton, WI 53562-5531

Phone(608) 265-1210

Sole ProprietorNo

Medical School CMSLoma Linda University School Of MedicineGraduated 2021

Enumeration DateApril 1, 2021

Last NPPES UpdateJuly 23, 20265 updates tracked since enumeration

NPPES CertifiedJuly 23, 2026

✔ NPI 1528646189 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyInternal Medicine · Geriatric MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207RG0300X

License✔ Licensed in WI · 81227

Definition

An internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes and the hospital.

Also ListedInternal MedicineTaxonomy 207R00000X · License 81227-20 (WI)

Also ListedInternal Medicine · Hospice and Palliative MedicineTaxonomy 207RH0002X · License 81227 (WI)

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

5249 E TERRACE DR, Madison, WI 53718

Open in Google Maps ↗

Secondary Practice Locations 2

Location 11 Gustave L Levy Pl # 1070New York, NY 10029-6504 · Phone (212) 241-6500

Location 217 E 102nd St Fl 4New York, NY 10029 · Phone (212) 659-8552

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

David Alexander Deemer Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2264834670

PECOS Enrollment IDI20260715002257

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 53718 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

$163.24 typical visit price

range $53.90 – $163.24

Typical copayment $40.81 (range $13.47 – $40.81)

Most-billed visit code 99205

Established Patient

$95.41 typical visit price

range $17.40 – $133.76

Typical copayment $23.85 (range $4.35 – $33.44)

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.

MARCIA ANGELA BOLLES PA-C

Physician Assistant

5249 E TERRACE DR
MADISON, WI 53718

Dane County (608) 222-9777

MS. RABECCA CATHERINE COLE LCSW

Social Worker (Clinical)

5249 E TERRACE DR
MADISON, WI 53718

Dane County (608) 251-4156

DR. NORANN RICHARD PHD

Psychologist

5249 E TERRACE DR
MADISON, WI 53718

Dane County (608) 263-9550

DANIELLE OGNO MS

Social Worker

5249 E TERRACE DR
MADISON, WI 53718

Dane County (608) 222-9777

UNIVERSITY OF WISCONSIN HOSPITALS AND CLINICS AUTHORITY

Pharmacy

5249 E TERRACE DR, SUITE 9951
MADISON, WI 53718

Dane County (608) 265-1650

DR. DORTHEA LORINE WHEELER MD, PHD

Psychiatry & Neurology (Psychiatry)

5249 E TERRACE DR
MADISON, WI 53718

Dane County (608) 251-4156

LAUREN JERZAK FNP-BC, APNP

Nurse Practitioner

5249 E TERRACE DR
MADISON, WI 53718

Dane County (608) 265-1200

MICHAEL N SKAREDOFF MD

Anesthesiology (Pain Medicine)

5249 E TERRACE DR
MADISON, WI 53718

Dane County (608) 263-9550

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 David Deemer's NPI number?

The NPI number for David Deemer is 1528646189. It was assigned to this individual provider in the NPPES registry on April 1, 2021.

Where is David Deemer located?

David Deemer practices at 5249 E Terrace Dr, Madison, WI 53718. The listed phone number is (608) 265-1210.

What is David Deemer's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Geriatric Medicine, with taxonomy code 207RG0300X.

Is David Deemer enrolled in Medicare?

Yes. David Deemer is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for David Deemer was last updated on July 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 53 days 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.