DR. JUAN O HERNANDEZ MD
NPI 1336147198
Internal Medicine - Cardiovascular Disease in Owosso, MI

Q: What is Juan Hernandez's NPI number?

The NPI number for Juan Hernandez is 1336147198. It was assigned to this individual provider in the NPPES registry on July 14, 2005.

Q: What is Juan Hernandez's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Q: When was this NPI record last updated?

The NPPES record for Juan Hernandez was last updated on September 19, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.

Active since July 14, 2005PECOS EnrolledAccepts Medicare Assignment

300 HEALTH PARK DR STE 301, OWOSSO, MI 48867(989) 723-3613(517) 364-9605 Get Directions Write a Review

NPPES record last updated: September 19, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Dr. Juan O Hernandez Md NPPES

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

DR. JUAN O HERNANDEZ MD (NPI 1336147198) is an individual cardiovascular disease provider in Owosso, Michigan, licensed in Michigan (4301054500) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS, is affiliated with Memorial Healthcare, and is a graduate of Ponce School Of Medicine (1984).

NPPES Registry Identity

NPI1336147198

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameDR. JUAN O HERNANDEZCredential: MD

Location Address300 HEALTH PARK DR STE 301Owosso, MI 48867-1293

Mailing AddressPo Box 13008Lansing, MI 48901-3008 · (517) 364-9650 · Fax (517) 364-9605

Phone(989) 723-3613

Fax(517) 364-9605

Sole ProprietorNo

Medical School CMSPonce School Of MedicineGraduated 1984

Enumeration DateJuly 14, 2005

Last NPPES UpdateSeptember 19, 2019

✔ NPI 1336147198 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in MI · 4301054500

Definition

An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

300 HEALTH PARK DR STE 301, Owosso, MI 48867

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Other Identifiers 1

Medicaid4456946MI

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Juan O Hernandez 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 ID3779667043

PECOS Enrollment IDI20100607000767

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.

Medicare Billing Reassignments

Medicare enrollment records show Juan Hernandez reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Memorial Hospital

1.4 mi

General Practice

200 HEALTH PARK DR STE 205
Owosso, MI 48867

Reassigned Medicare billing, Michigan enrollment
328 clinicians in this Medicare group

NPI 1538795356 (989) 723-8666

Edward W. Sparrow Hospital Association

21 mi

Family Medicine

1600 W GRAND RIVER AVE, SUITE 4
Okemos, MI 48864

Reassigned Medicare billing, Michigan enrollment
916 clinicians in this Medicare group

NPI 1437102357 (517) 381-6880

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 18

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.

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010

A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.

608 services561 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

416 services277 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.

348 services348 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

155 services133 patients

Nuclear medicine studies of heart muscle at rest and with stress and spect 78452

Nuclear medicine studies of the heart involve two parts: rest and stress. During rest, images are taken of your heart at ease. During stress, images are taken after exercise or medication-induced stress. SPECT is a special imaging technique providing 3D pictures of your heart, helping identify any issues.

142 services142 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 93016

An exercise or drug-induced heart stress test with ECG involves monitoring your heart's activity while it's under stress, either from exercise or medication. A doctor supervises the entire procedure to ensure safety and accuracy in results. This test helps detect heart problems.

133 services133 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 93018

An exercise or drug-induced heart stress test with ECG is a procedure to assess how your heart functions under stress. It can involve exercising or medication to make your heart work harder while an ECG records its activity. A physician reviews the results.

133 services133 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 93016

91 services88 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 93018

90 services87 patients

Nuclear medicine studies of heart muscle at rest and with stress and spect 78452

72 services72 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010

68 services65 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

61 services61 patients

Ultrasound of heart, follow-up 93308

A follow-up ultrasound of the heart, also known as an echocardiogram, is a non-invasive test that uses sound waves to create images of your heart. It helps doctors monitor your heart's function and structures after initial assessment or treatment.

40 services39 patients

Ultrasound of heart blood flow, valves and chambers, follow-up 93321

This procedure, an echocardiogram, uses sound waves to create images of your heart. It aids in assessing your heart's blood flow, chambers, and valves. It's a follow-up procedure, ensuring that your heart is functioning properly post-treatment.

22 services22 patients

Ultrasound of heart with color-depicted blood flow, rate and valve function 93325

An ultrasound of the heart, also known as an echocardiogram, uses sound waves to create pictures of your heart. It shows the structure, movement, and blood flow within your heart. This helps assess the heart's health and function, including the valves and rate.

22 services22 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

21 services21 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

21 services21 patients

Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report 93351

This procedure involves using ultrasound technology to create images of your heart while you rest, exercise, or undergo drug-induced stress. An ECG continuously monitors your heart's electrical activity. It helps doctors assess heart health and function.

15 services15 patients

Hospital Affiliations CMS Care Compare 5

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

Memorial Healthcare

Acute Care Hospitals · Owosso, MI

4/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number230121

Location826 West King StreetOwosso, MI 48867 · Shiawassee County

Emergency services Birthing friendly

Edward W Sparrow Hospital

Acute Care Hospitals · Lansing, MI

2/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number230230

Location1215 E Michigan AvenueLansing, MI 48912 · Ingham County

Emergency services Birthing friendly

Sparrow Clinton Hospital

Critical Access Hospitals · Saint Johns, MI

5/5 CMS rating

OwnershipProprietary

CMS Certification Number231326

Location805 S OaklandSaint Johns, MI 48879 · Clinton County

Emergency services

Sparrow Eaton Hospital

Critical Access Hospitals · Charlotte, MI

OwnershipVoluntary non-profit - Other

CMS Certification Number231327

Location321 E Harris StreetCharlotte, MI 48813 · Eaton County

Emergency services

Sparrow Ionia Hospital

Critical Access Hospitals · Ionia, MI

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number231331

Location3565 S State RoadIonia, MI 48846 · Ionia County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48867 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

$68.07 typical visit price

range $17.09 – $135.40

Typical copayment $17.01 (range $4.27 – $33.85)

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.

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 Juan Hernandez's NPI number?

The NPI number for Juan Hernandez is 1336147198. It was assigned to this individual provider in the NPPES registry on July 14, 2005.

Where is Juan Hernandez located?

Juan Hernandez practices at 300 Health Park Dr Ste 301, Owosso, MI 48867. The listed phone number is (989) 723-3613.

What is Juan Hernandez's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Juan Hernandez enrolled in Medicare?

Yes. Juan Hernandez 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.

Which organizations bill Medicare for Juan Hernandez's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Juan Hernandez reassigns Medicare benefits to 2 organizations: Memorial Hospital (Owosso, MI) and Edward W. Sparrow Hospital Association (Okemos, MI). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Juan Hernandez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Juan Hernandez affiliated with any hospitals?

According to CMS data, Juan Hernandez is affiliated with Memorial Healthcare, Edward W Sparrow Hospital, Sparrow Clinton Hospital, Sparrow Eaton Hospital and Sparrow Ionia Hospital.

When was this NPI record last updated?

The NPPES record for Juan Hernandez was last updated on September 19, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.