DR. WILLARD NATHAN APPLEFELD M.D.
NPI 1992190045
Internal Medicine - Critical Care Medicine in Baltimore, MD

Active since April 04, 2015PECOS EnrolledAccepts Medicare Assignment
1800 ORLEANS ST, THE JOHNS HOPKINS HOSPITAL, BALTIMORE, MD 21287(410) 955-7911(410) 955-0374 Get Directions Write a Review

NPPES record last updated: April 27, 2020. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Willard Nathan Applefeld M.d. NPPES

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

DR. WILLARD NATHAN APPLEFELD M.D. (NPI 1992190045) is an individual critical care medicine provider in Baltimore, Maryland, licensed in Maryland (D0088336) and active in the NPI registry since April 2015. He is enrolled in Medicare PECOS, is affiliated with Duke University Hospital, and is a graduate of University Of Maryland School Of Medicine (2015).

NPPES Registry Identity

NPI1992190045
Entity TypeIndividualMale
Primary Taxonomy207RC0200X
Provider Legal NameDR. WILLARD NATHAN APPLEFELDCredential: M.D.
Location Address1800 ORLEANS ST, THE JOHNS HOPKINS HOSPITALBaltimore, MD 21287-0010
Mailing Address4510 E Indian Bend RdParadise Valley, AZ 85253-3237 · (602) 882-2623
Fax(410) 955-0374
Sole ProprietorNo
Medical School CMSUniversity Of Maryland School Of MedicineGraduated 2015
Enumeration DateApril 4, 2015
Last NPPES UpdateApril 27, 2020
NPPES CertifiedApril 27, 2020
NPI 1992190045 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RC0200X
License Licensed in MD · D0088336
Definition
An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.
1800 ORLEANS ST, Baltimore, MD 21287

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Willard Nathan Applefeld M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6103147756
PECOS Enrollment IDI20240923002901
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.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
64 services25 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Duke University Hospital

Acute Care Hospitals · Durham, NC
5/5 CMS rating
OwnershipProprietary
CMS Certification Number340030
Location2100 Erwin RdDurham, NC 27705 · Durham County
Emergency services Birthing friendly

Duke Regional Hospital

Acute Care Hospitals · Durham, NC
4/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number340155
Location3643 N Roxboro StreetDurham, NC 27704 · Durham County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21287 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
$139.05 typical visit price
range $60.73 – $183.44
Typical copayment $34.76 (range $15.18 – $45.86)
Most-billed visit code 99204
Established Patient
$106.59 typical visit price
range $19.60 – $149.17
Typical copayment $26.64 (range $4.90 – $37.29)
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.

Anesthesiology
1800 ORLEANS ST
BALTIMORE, MD 21287
Pediatrics
1800 ORLEANS ST
BALTIMORE, MD 21287
Internal Medicine (Gastroenterology)
1800 ORLEANS ST
BALTIMORE, MD 21287
Surgery (Trauma Surgery)
1800 ORLEANS ST
BALTIMORE, MD 21287
Radiology (Neuroradiology)
1800 ORLEANS ST
BALTIMORE, MD 21287
Physician Assistant
1800 ORLEANS ST
BALTIMORE, MD 21287
Student in an Organized Health Care Education/Training Program
1800 ORLEANS ST
BALTIMORE, MD 21287
Nurse Practitioner (Family)
1800 ORLEANS ST
BALTIMORE, MD 21287

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 Willard Applefeld's NPI number?

The NPI number for Willard Applefeld is 1992190045. It was assigned to this individual provider in the NPPES registry on April 4, 2015.

Where is Willard Applefeld located?

Willard Applefeld practices at 1800 Orleans St The Johns Hopkins Hospital, Baltimore, MD 21287. The listed phone number is (410) 955-7911.

What is Willard Applefeld's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

Is Willard Applefeld enrolled in Medicare?

Yes. Willard Applefeld is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Willard Applefeld accept?

Health plans from Ambetter from Absolute Total Care, Ambetter of North Carolina, Ambetter of Tennessee and Blue Cross and Blue Shield of NC list Willard Applefeld as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Willard Applefeld affiliated with any hospitals?

According to CMS data, Willard Applefeld is affiliated with Duke University Hospital and Duke Regional Hospital.

When was this NPI record last updated?

The NPPES record for Willard Applefeld was last updated on April 27, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.