MARY SUNNY JACOB M.D.
NPI 1225321755
Emergency Medicine in Bethesda, MD

Active since May 17, 2011PECOS EnrolledAccepts Medicare Assignment
8901 WISCONSIN AVE, BETHESDA, MD 20889(301) 295-8901 Get Directions Write a Review

NPPES record last updated: March 10, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Mary Sunny Jacob M.d. NPPES

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

MARY SUNNY JACOB M.D. (NPI 1225321755) is an individual emergency medicine provider in Bethesda, Maryland, licensed in Maryland (D0077419) and active in the NPI registry since May 2011. She is enrolled in Medicare PECOS, is affiliated with Holy Cross Hospital, and is a graduate of Wayne State University School Of Medicine (2011).

NPPES Registry Identity

NPI1225321755
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameMARY SUNNY JACOBCredential: M.D.
Location Address8901 WISCONSIN AVEBethesda, MD 20889-1541
Mailing Address2150 Pennsylvania Ave, NwWashington, DC 20037 · (202) 741-3000 · Fax (202) 741-2185
Sole ProprietorYes
Medical School CMSWayne State University School Of MedicineGraduated 2011
Enumeration DateMay 17, 2011
Last NPPES UpdateMarch 10, 2026
NPPES CertifiedMarch 10, 2026
NPI 1225321755 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License Licensed in MD · D0077419
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.

8901 WISCONSIN AVE, Bethesda, MD 20889

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

Mary Sunny Jacob 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 ID8325261043
PECOS Enrollment IDI20140528001034, I20150810002102
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 2

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Emergency department visit for life threatening or functioning severity 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.
70 services69 patients
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.
30 services30 patients

Hospital Affiliations CMS Care Compare 2

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

Holy Cross Hospital

Acute Care Hospitals · Silver Spring, MD
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number210004
Location1500 Forest Glen RoadSilver Spring, MD 20910 · Montgomery County
Birthing friendly

Medstar Montgomery Medical Center

Acute Care Hospitals · Olney, MD
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210018
Location18101 Prince Philip DriveOlney, MD 20832 · Montgomery County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20889 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
$100.31 typical visit price
range $65.18 – $194.86
Typical copayment $25.07 (range $16.29 – $48.71)
Most-billed visit code 99203
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
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.

Psychiatry & Neurology (Forensic Psychiatry)
8901 WISCONSIN AVE
BETHESDA, MD 20889
Nurse Anesthetist, Certified Registered
8901 WISCONSIN AVE
BETHESDA, MD 20889
Dentist (General Practice)
8901 WISCONSIN AVE, OROFACIAL PAIN CENTER
BETHESDA, MD 20889
Internal Medicine (Endocrinology, Diabetes & Metabolism)
8901 WISCONSIN AVE, NNMC, DEPARTMENT OF ENDOCRINOLOGY & METABOLISM
BETHESDA, MD 20889
Internal Medicine (Infectious Disease)
8901 WISCONSIN AVE
BETHESDA, MD 20889
Anesthesiology
8901 WISCONSIN AVE, NATIONAL NAVAL MEDICAL CENTER
BETHESDA, MD 20889
Social Worker (Clinical)
8901 WISCONSIN AVE
BETHESDA, MD 20889
Social Worker (Clinical)
8901 WISCONSIN AVE, BLDG 5 DECK 2
BETHESDA, MD 20889

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1225321755, enumerated as an "individual" on May 17, 2011.

The provider is located at 8901 WISCONSIN AVE BETHESDA, MD 20889 and the phone number is (301) 295-8901.

Emergency Medicine with taxonomy code 207P00000X.

Mary Jacob is affiliated with: HOLY CROSS HOSPITAL and MEDSTAR MONTGOMERY MEDICAL CENTER.