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JONATHAN D. VACIK MD
NPI 1528129640
Emergency Medicine in Ayer, MA

Active since December 12, 2006PECOS EnrolledAccepts Medicare Assignment

NPPES record last updated: November 30, 2020. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Nov 30, 2020, May 23, 2020 (2 updates tracked since 2020).

About Jonathan D. Vacik Md NPPES

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

JONATHAN D. VACIK MD (NPI 1528129640) is an individual emergency medicine provider in Ayer, Massachusetts, licensed in Massachusetts (220308) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS, is affiliated with Umass Memorial Healthalliance Hospitals, and maintains 7 additional practice locations.

NPPES Registry Identity

NPI1528129640
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameJONATHAN D. VACIKCredential: MD
Location Address200 GROTON RDAyer, MA 01432-1168
Mailing Address60 High StAndover, MA 01810-3529
Phone(978) 784-9000
Sole ProprietorNo
Medical School CMSUniversity Of South Alabama College Of MedicineGraduated 2001
Enumeration DateDecember 12, 2006
Last NPPES UpdateNovember 30, 20202 updates tracked since enumeration
NPPES CertifiedNovember 30, 2020
✔ NPI 1528129640 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in MA · 220308
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
Also ListedEmergency Medicine · Emergency Medical ServicesTaxonomy 207PE0004X · License 12824 (NH)
200 GROTON RD, Ayer, MA 01432
Open in Google Maps ↗

Secondary Practice Locations 7

Location 155 Lake Ave NWorcester, MA 01655-0002 · Phone (508) 421-1400 · Fax (508) 421-1490
Location 2157 Union StMarlborough, MA 01752-1228 · Phone (508) 421-1400 · Fax (508) 421-1490
Location 3510 N Main StLeominster, MA 01453-1814 · Phone (508) 421-1400 · Fax (508) 421-1490
Location 460 Hospital RdLeominster, MA 01453-2205 · Phone (508) 421-1400 · Fax (508) 421-1490
Location 5201 Highland StClinton, MA 01510-1037 · Phone (508) 421-1400 · Fax (508) 421-1490
Location 6119 Belmont StWorcester, MA 01605-2903 · Phone (508) 421-1400 · Fax (508) 421-1490
Location 7100 McGregor StManchester, NH 03102-3730 · Phone (603) 663-6472 · Fax (603) 663-6645

Other Identifiers 1

Medicaid110039191AMA

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

Jonathan D. Vacik Md 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 ID5799756946
PECOS Enrollment IDI20040803000312, I20231121001706
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 3

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.

Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
66 services64 patients
Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
41 services39 patients
Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
34 services32 patients

Hospital Affiliations CMS Care Compare 3

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

Umass Memorial Healthalliance Hospitals

Acute Care Hospitals · Leominster, MA
2/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number220001
Location60 Hospital RoadLeominster, MA 01453 · Worcester County
Emergency services

Northeastern Vermont Regional Hospital

Critical Access Hospitals · Saint Johnsbury, VT
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number471303
Location1315 Hospital DriveSaint Johnsbury, VT 05819 · Caledonia County
Emergency services Birthing friendly

Springfield Hospital

Critical Access Hospitals · Springfield, VT
OwnershipVoluntary non-profit - Private
CMS Certification Number471306
LocationPO Box 2003Springfield, VT 05156 · Windsor County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01432 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
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
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.

GARY M DONIA MPT
Physical Therapist
200 GROTON RD
AYER, MA 01432
Middlesex County (978) 784-9350
MATTHEW FOLEY MD
Radiology (Diagnostic Radiology)
200 GROTON RD, RADIOLOGY DEPARTMENT
AYER, MA 01432
Middlesex County (978) 784-9270
SARITA SHARMA RD
Dietitian, Registered
200 GROTON RD
AYER, MA 01432
Middlesex County (781) 985-0338
DR. RICHARD GREGORY LYONS M.D.
Emergency Medicine
200 GROTON RD
AYER, MA 01432
Middlesex County (978) 784-9250
TIMOTHY MICHAEL PATNO
Registered Nurse (Registered Nurse First Assistant)
200 GROTON RD
AYER, MA 01432
Middlesex County (978) 784-9290
ESSENT HEALTHCARE - AYER, INC.
General Acute Care Hospital
200 GROTON RD
AYER, MA 01432
Middlesex County (978) 784-9000
MRS. JESSICA WINNIE BLOOD RD
Dietitian, Registered
200 GROTON RD
AYER, MA 01432
Middlesex County (978) 784-9314
NASHOBA VALLEY HEALTHCARE GROUP INC
Family Medicine
200 GROTON RD
AYER, MA 01432
Middlesex County (978) 784-9325

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 Vacik's NPI number?

The NPI number for Jonathan Vacik is 1528129640. It was assigned to this individual provider in the NPPES registry on December 12, 2006.

Where is Jonathan Vacik located?

Jonathan Vacik practices at 200 Groton Rd, Ayer, MA 01432. The listed phone number is (978) 784-9000.

What is Jonathan Vacik's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Jonathan Vacik enrolled in Medicare?

Yes. Jonathan Vacik 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.

Is Jonathan Vacik affiliated with any hospitals?

According to CMS data, Jonathan Vacik is affiliated with Umass Memorial Healthalliance Hospitals, Northeastern Vermont Regional Hospital and Springfield Hospital.

When was this NPI record last updated?

The NPPES record for Jonathan Vacik was last updated on November 30, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.