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MR. JONATHAN K UNDERHILL PA-C
NPI 1700012325
Physician Assistant in Boston, MA

Active since June 10, 2009PECOS EnrolledAccepts Medicare Assignment
1 DEACONESS RD, CLINICAL CENTER ROOM 303, BOSTON, MA 02215(617) 754-2517(617) 754-2651 Get Directions Write a Review

NPPES record last updated: June 10, 2009. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mr. Jonathan K Underhill Pa-c NPPES

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

MR. JONATHAN K UNDERHILL PA-C (NPI 1700012325) is an individual physician assistant in Boston, Massachusetts, licensed in Massachusetts (PA452) and active in the NPI registry since June 2009. He is enrolled in Medicare PECOS, is affiliated with Beth Israel Deaconess Medical Center, and is a graduate of Other (1991).

NPPES Registry Identity

NPI1700012325
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameMR. JONATHAN K UNDERHILLCredential: PA-C
Location Address1 DEACONESS RD, CLINICAL CENTER ROOM 303Boston, MA 02215-5321
Mailing Address1 Deaconess Rd, Clinical Center Room 303Boston, MA 02215-5321 · (617) 754-2517 · Fax (617) 754-2651
Phone(617) 754-2517
Fax(617) 754-2651
Sole ProprietorNo
Medical School CMSOtherGraduated 1991
Enumeration DateJune 10, 2009
✔ NPI 1700012325 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in MA · PA452
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
1 DEACONESS RD, Boston, MA 02215
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.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

Mr. Jonathan K Underhill Pa-c 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 ID8325569239
PECOS Enrollment IDI20250307002368
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.

Hospital Affiliations CMS Care Compare

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

Beth Israel Deaconess Medical Center

Acute Care Hospitals · Boston, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220086
Location330 Brookline AvenueBoston, MA 02215 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02215 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
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
Established Patient
$78.84 typical visit price
range $21.07 – $155.29
Typical copayment $19.71 (range $5.26 – $38.82)
Most-billed visit code 99213
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.

ERIC ANDREW WONG M.D.
Emergency Medicine
1 DEACONESS RD, WEST CC2
BOSTON, MA 02215
Suffolk County (617) 754-2339
ALON DAGAN M.D.
Emergency Medicine
1 DEACONESS RD, WEST CLINICAL CENTER 2
BOSTON, MA 02215
Suffolk County (617) 754-2339
DAVID WILLIAM SCHOENFELD M.D.
Student in an Organized Health Care Education/Training Program
1 DEACONESS RD, W-CC2 DEPARTMENT OF EMERGENCY MEDICINE
BOSTON, MA 02215
Suffolk County (617) 754-2339
DR. BRETT A SYLVIA M.D.
Emergency Medicine
1 DEACONESS RD, DEPT OF EMERGENCY MEDICINE, WEST-CC2
BOSTON, MA 02215
Suffolk County (617) 754-2339
ELLA AVEDIKIAN LCSW
Social Worker (Clinical)
1 DEACONESS RD
BOSTON, MA 02215
Suffolk County (617) 667-7000
LESLIE BILELLO
Emergency Medicine
1 DEACONESS RD
BOSTON, MA 02215
Suffolk County (617) 667-7000
DR. CHRISTIE FRITZ MD
Emergency Medicine
1 DEACONESS RD, W-CC2
BOSTON, MA 02215
Suffolk County (617) 667-7000
KATHRYN RODRIGUEZ LUPEZ M.D.
Emergency Medicine
1 DEACONESS RD
BOSTON, MA 02215
Suffolk County (617) 667-7000

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 Jonathan Underhill's NPI number?

The NPI number for Jonathan Underhill is 1700012325. It was assigned to this individual provider in the NPPES registry on June 10, 2009.

Where is Jonathan Underhill located?

Jonathan Underhill practices at 1 Deaconess Rd Clinical Center Room 303, Boston, MA 02215. The listed phone number is (617) 754-2517.

What is Jonathan Underhill's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Jonathan Underhill enrolled in Medicare?

Yes. Jonathan Underhill 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 Jonathan Underhill accept?

Health plans from Anthem Blue Cross and Blue Shield list Jonathan Underhill 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 Jonathan Underhill affiliated with any hospitals?

According to CMS data, Jonathan Underhill is affiliated with Beth Israel Deaconess Medical Center.

When was this NPI record last updated?

The NPPES record for Jonathan Underhill was last updated on June 10, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.