DR. JOSEPH MICHAEL PORCIUNCULA JACOB MD
NPI 1184911034
Internal Medicine in Grand Rapids, MI

Active since June 29, 2011PECOS EnrolledAccepts Medicare Assignment
100/100
CMS Quality Rating
100 MICHIGAN ST NE, A721, GRAND RAPIDS, MI 49503(616) 391-3139(616) 391-3044 Get Directions Write a Review

NPPES record last updated: February 17, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Joseph Michael Porciuncula Jacob Md NPPES

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

DR. JOSEPH MICHAEL PORCIUNCULA JACOB MD (NPI 1184911034) is an individual internal medicine provider in Grand Rapids, Michigan, licensed in Michigan (4301098513) and active in the NPI registry since June 2011. He is enrolled in Medicare PECOS, is affiliated with Spectrum Health, and is a graduate of Other (2007).

NPPES Registry Identity

NPI1184911034
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. JOSEPH MICHAEL PORCIUNCULA JACOBCredential: MD
Location Address100 MICHIGAN ST NE, A721Grand Rapids, MI 49503-2560
Mailing Address100 Michigan St Ne, Mc845Grand Rapids, MI 49503-2560 · (616) 486-6790 · Fax (616) 486-6702
Fax(616) 391-3044
Sole ProprietorNo
Medical School CMSOtherGraduated 2007
Enumeration DateJune 29, 2011
Last NPPES UpdateFebruary 17, 2021
NPPES CertifiedFebruary 17, 2021
NPI 1184911034 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in MI · 4301098513
Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

100 MICHIGAN ST NE, Grand Rapids, MI 49503

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. Joseph Michael Porciuncula Jacob 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 ID8426273137
PECOS Enrollment IDI20140711001622
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 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
45 services45 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
35 services35 patients

Hospital Affiliations CMS Care Compare 2

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

Spectrum Health

Acute Care Hospitals · Grand Rapids, MI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230038
Location100 Michigan St NEGrand Rapids, MI 49503 · Kent County
Emergency services Birthing friendly

Corewell Health Pennock Hospital

Critical Access Hospitals · Hastings, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number231339
Location1009 W Green StHastings, MI 49058 · Barry County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 49503 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
$126.15 typical visit price
range $54.34 – $166.68
Typical copayment $31.53 (range $13.58 – $41.67)
Most-billed visit code 99204
Established Patient
$96.44 typical visit price
range $17.09 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality87.54
Promoting Interoperability100
Improvement Activities40

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.

Internal Medicine
100 MICHIGAN ST NE, SUITE A721
GRAND RAPIDS, MI 49503
Anesthesiology
100 MICHIGAN ST NE
GRAND RAPIDS, MI 49503
Internal Medicine
100 MICHIGAN ST NE
GRAND RAPIDS, MI 49503
Physical Therapist
100 MICHIGAN ST NE
GRAND RAPIDS, MI 49503
Anesthesiology
100 MICHIGAN ST NE
GRAND RAPIDS, MI 49503
Emergency Medicine
100 MICHIGAN ST NE, MC 71
GRAND RAPIDS, MI 49503
Emergency Medicine
100 MICHIGAN ST NE
GRAND RAPIDS, MI 49503
Physician Assistant
100 MICHIGAN ST NE, SUITE 8861
GRAND RAPIDS, MI 49503

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 Joseph Michael Jacob's NPI number?

The NPI number for Joseph Michael Jacob is 1184911034. It was assigned to this individual provider in the NPPES registry on June 29, 2011.

Where is Joseph Michael Jacob located?

Joseph Michael Jacob practices at 100 Michigan St NE A721, Grand Rapids, MI 49503. The listed phone number is (616) 391-3139.

What is Joseph Michael Jacob's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Joseph Michael Jacob enrolled in Medicare?

Yes. Joseph Michael Jacob 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 Joseph Michael Jacob accept?

Health plans from Priority Health list Joseph Michael Jacob 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 Joseph Michael Jacob affiliated with any hospitals?

According to CMS data, Joseph Michael Jacob is affiliated with Spectrum Health and Corewell Health Pennock Hospital.

When was this NPI record last updated?

The NPPES record for Joseph Michael Jacob was last updated on February 17, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.