MARK HAMEED STEPHEN M.D.
NPI 1356555916
Internal Medicine in Sterling Heights, MI

Q: What is Mark Stephen's NPI number?

The NPI number for Mark Stephen is 1356555916. It was assigned to this individual provider in the NPPES registry on May 10, 2007.

Q: What is Mark Stephen's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Mark Stephen was last updated on July 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months 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 May 10, 2007PECOS EnrolledAccepts Medicare Assignment

8244 METRO PARKWAY, SUITE C, STERLING HEIGHTS, MI 48312(586) 795-4060 Get Directions Write a Review

NPPES record last updated: July 8, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 8, 2025, Mar 31, 2016 (2 updates tracked since 2016).

On this page

About Mark Hameed Stephen M.d. NPPES

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

MARK HAMEED STEPHEN M.D. (NPI 1356555916) is an individual internal medicine provider in Sterling Heights, Michigan, licensed in Michigan (4301088367) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, is affiliated with Henry Ford Macomb Hospital, and is a graduate of Other (2005).

NPPES Registry Identity

NPI1356555916

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameMARK HAMEED STEPHENCredential: M.D.

Location Address8244 METRO PARKWAY, SUITE CSterling Heights, MI 48312

Mailing Address8244 Metro Parkway, Suite CSterling Heights, MI 48312 · (586) 795-4060

Phone(586) 795-4060

Sole ProprietorNo

Medical School CMSOtherGraduated 2005

Enumeration DateMay 10, 2007

Last NPPES UpdateJuly 8, 20252 updates tracked since enumeration

NPPES CertifiedJuly 8, 2025

✔ NPI 1356555916 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 · 4301088367

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.

8244 METRO PARKWAY, Sterling Heights, MI 48312

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

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

Mark Hameed Stephen 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 ID4688844889

PECOS Enrollment IDI20110825000604

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 Mark Stephen reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Macomb Physicians Group, PLLC

0.8 mi

Internal Medicine

8244 METROPOLITAN PKWY, SUITE C
Sterling Heights, MI 48312

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

NPI 1255388898 (586) 795-4060

Metro Diagnostic Imaging, PLLC

0.8 mi

Internal Medicine

8244 METROPOLITAN PKWY, SUITE B
Sterling Heights, MI 48312

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

NPI 1043395494 (586) 795-4060

Inpatient Consultants Of Michigan PC

22 mi

Hospitalist

36123 SCHOOLCRAFT RD
Livonia, MI 48150

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

NPI 1861442824 (734) 793-6140

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 14

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.

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.

430 services146 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

238 services121 patients

Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 99348

An established patient home visit is a 25-minute appointment where a healthcare provider visits you at your home. This service is for patients who have previously been seen by the provider. It includes a check-up and discussion about your health concerns.

203 services47 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

120 services25 patients

Residence visit for established patient with straightforward medical decision making, per day, if using time, at least 15 minutes 99347

An established patient home visit is a service where a healthcare professional visits your home for a 15-minute check-up. It's designed for patients who have previously seen the professional. The visit may include basic health assessments and discussions about your ongoing care.

64 services32 patients

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.

58 services40 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

56 services33 patients

Advance care planning, first 30 minutes 99497

Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.

47 services46 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

47 services47 patients

Hospital discharge day management, more than 30 minutes 99239

Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.

44 services33 patients

Annual depression screening, 5 to 15 minutes G0444

An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.

43 services43 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.

29 services26 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

27 services27 patients

Influenza vaccine split virus, preservative free 90662

The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.

25 services25 patients

Hospital Affiliations CMS Care Compare 5

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

Henry Ford Macomb Hospital

Acute Care Hospitals · Clinton Township, MI

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number230047

Location15855 Nineteen Mile RdClinton Township, MI 48038 · Macomb County

Emergency services Birthing friendly

Beaumont Hospital Royal Oak

Acute Care Hospitals · Royal Oak, MI

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number230130

Location3601 W Thirteen Mile RdRoyal Oak, MI 48073 · Oakland County

Emergency services Birthing friendly

Ascension St John Hospital

Acute Care Hospitals · Detroit, MI

2/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number230165

Location22101 Moross RdDetroit, MI 48236 · Wayne County

Emergency services Birthing friendly

Ascension Macomb Oakland Hosp-Warren Campus

Acute Care Hospitals · Warren, MI

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number230195

Location11800 East Twelve Mile RoadWarren, MI 48093 · Macomb County

Emergency services

Beaumont Hospital, Troy

Acute Care Hospitals · Troy, MI

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number230269

Location44201 Dequindre RoadTroy, MI 48085 · Oakland County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48312 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

$134.28 typical visit price

range $58.04 – $177.36

Typical copayment $33.57 (range $14.51 – $44.34)

Most-billed visit code 99204

Established Patient

$102.35 typical visit price

range $18.32 – $143.49

Typical copayment $25.58 (range $4.58 – $35.87)

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.

Referred Medical Equipment & Supplies CMS DME claims 7

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

15 suppliers51 claims118 services$6.32 avg. paid by Medicare

Lancets, per box of 100 A4259

DME-Medical/Surgical Supplies · category DA000N

7 suppliers24 claims27 services$0.98 avg. paid by Medicare

Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress E0260

DME-Hospital Beds · category DB000N

4 suppliers26 claims26 services$40.51 avg. paid by Medicare

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431

DME-Oxygen and Supplies · category DC000N

5 suppliers42 claims44 services$14.90 avg. paid by Medicare

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390

DME-Oxygen and Supplies · category DC002N

6 suppliers44 claims47 services$69.72 avg. paid by Medicare

Standard wheelchair K0001

DME-Wheelchairs · category DD000N

6 suppliers29 claims32 services$13.88 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Mark Stephen's NPI number?

The NPI number for Mark Stephen is 1356555916. It was assigned to this individual provider in the NPPES registry on May 10, 2007.

Where is Mark Stephen located?

Mark Stephen practices at 8244 Metro Parkway Suite C, Sterling Heights, MI 48312. The listed phone number is (586) 795-4060.

What is Mark Stephen's specialty?

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

Is Mark Stephen enrolled in Medicare?

Yes. Mark Stephen 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 Mark Stephen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mark Stephen reassigns Medicare benefits to 3 organizations: Macomb Physicians Group, PLLC (Sterling Heights, MI), Metro Diagnostic Imaging, PLLC (Sterling Heights, MI) and Inpatient Consultants Of Michigan PC (Livonia, 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 Mark Stephen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mark Stephen accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 2 other insurers list Mark Stephen 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 Mark Stephen affiliated with any hospitals?

According to CMS data, Mark Stephen is affiliated with Henry Ford Macomb Hospital, Beaumont Hospital Royal Oak, Ascension St John Hospital, Ascension Macomb Oakland Hosp-Warren Campus and Beaumont Hospital, Troy.

When was this NPI record last updated?

The NPPES record for Mark Stephen was last updated on July 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months 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.