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CRAIG MICHAEL GREVEN MD
NPI 1154304863
Ophthalmology in Winston Salem, NC

Active since November 28, 2005PECOS EnrolledAccepts Medicare Assignment
MEDICAL CENTER BLVD, WINSTON SALEM, NC 27157(336) 716-2255(336) 716-7994 Get Directions Write a Review

NPPES record last updated: August 20, 2010. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Craig Michael Greven Md NPPES

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

CRAIG MICHAEL GREVEN MD (NPI 1154304863) is an individual ophthalmology provider in Winston Salem, North Carolina, licensed in North Carolina (28497) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS, is affiliated with North Carolina Baptist Hospital, and is a graduate of Wake Forest University School Of Medicine (1983).

NPPES Registry Identity

NPI1154304863
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameCRAIG MICHAEL GREVENCredential: MD
Location AddressMEDICAL CENTER BLVDWinston Salem, NC 27157-0001
Mailing AddressPo Box 344Winston Salem, NC 27102-0344 · (336) 716-2255 · Fax (336) 716-7994
Phone(336) 716-2255
Fax(336) 716-7994
Sole ProprietorNo
Medical School CMSWake Forest University School Of MedicineGraduated 1983
Enumeration DateNovember 28, 2005
Last NPPES UpdateAugust 20, 2010
✔ NPI 1154304863 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in NC · 28497
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
MEDICAL CENTER BLVD, Winston Salem, NC 27157
Open in Google Maps ↗

Other Identifiers 10

Other5599024Aetna
Medicaid6330207VA
Medicare UPINC81900
Medicare PIN203517CNC
Other37201Bcbs
Other36608Medcost
Other2865Partners
MedicaidQ28497SC
Medicaid7937201NC
Medicaid195723000WV

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Absolute Total Care, Ambetter of North Carolina, Ambetter of Tennessee and more.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

Craig Michael Greven 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 ID9335153493
PECOS Enrollment IDI20060127000810
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 11

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.

Imaging of retina 92134
Imaging of the retina is a non-invasive procedure that captures detailed images of your eye's interior. This helps detect conditions like macular degeneration or retinal detachment. It's painless and takes only a few minutes.
433 services194 patients
Imaging of retina 92134
Imaging of the retina is a non-invasive procedure that captures detailed images of your eye's interior. This helps detect conditions like macular degeneration or retinal detachment. It's painless and takes only a few minutes.
311 services118 patients
Injection of drug into eye 67028
An injection into the eye is a procedure where a medication is delivered directly into your eye to treat various conditions. A local anesthetic is applied to numb the eye, ensuring minimal discomfort. The drug helps manage diseases like macular degeneration or diabetic retinopathy.
256 services55 patients
Injection of drug into eye 67028
An injection into the eye is a procedure where a medication is delivered directly into your eye to treat various conditions. A local anesthetic is applied to numb the eye, ensuring minimal discomfort. The drug helps manage diseases like macular degeneration or diabetic retinopathy.
221 services44 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.
198 services145 patients
Injection, aflibercept, 1 mg J0178
Aflibercept injection is a treatment for certain eye conditions that affect vision. It works by blocking abnormal blood vessel growth and leakage in the eye, which can cause vision loss. The medication is administered directly into the eye by a healthcare professional.
150 services13 patients

Hospital Affiliations CMS Care Compare

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

North Carolina Baptist Hospital

Acute Care Hospitals · Winston-Salem, NC
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number340047
LocationMedical Center BoulevardWinston-Salem, NC 27157 · Forsyth County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 27157 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
$125.01 typical visit price
range $54.12 – $165.09
Typical copayment $31.25 (range $13.53 – $41.27)
Most-billed visit code 99204
Established Patient
$67.72 typical visit price
range $17.21 – $134.61
Typical copayment $16.93 (range $4.30 – $33.65)
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.

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.

CRAIG MICHAEL COMBS MD
Anesthesiology
MEDICAL CENTER BLVD
WINSTON SALEM, NC 27157
Forsyth County (336) 716-2255
MR. KAMRON YORK BENFIELD PA
Physician Assistant (Medical)
MEDICAL CENTER BLVD
WINSTON SALEM, NC 27157
Forsyth County (336) 716-4838
ANDREA WHITLEY PEYTON PA-C
Physician Assistant (Medical)
MEDICAL CENTER BLVD
WINSTON SALEM, NC 27157
Forsyth County (336) 716-2011
AMR SHERIF MOHAMED RIFAA EL HARAKI MD
Obstetrics & Gynecology
MEDICAL CENTER BLVD
WINSTON SALEM, NC 27157
Forsyth County (336) 716-2255
DR. MICHAEL JOSEPH MCCORMACK JR. M.D.
Internal Medicine (Hematology & Oncology)
MEDICAL CENTER BLVD
WINSTON SALEM, NC 27157
Forsyth County (336) 716-2255
RANDALL STEPHAN CONRAD MD
Hospitalist
MEDICAL CENTER BLVD
WINSTON SALEM, NC 27157
Forsyth County (336) 716-4305
NICHOLAS RYAN TUTTLE CRNA
Nurse Anesthetist, Certified Registered
MEDICAL CENTER BLVD
WINSTON SALEM, NC 27157
Forsyth County (336) 409-1797
DR. ANALICIA MARIE ALVARADO MD
Internal Medicine (Nephrology)
MEDICAL CENTER BLVD
WINSTON SALEM, NC 27157
Forsyth County (336) 716-2255

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 Craig Greven's NPI number?

The NPI number for Craig Greven is 1154304863. It was assigned to this individual provider in the NPPES registry on November 28, 2005.

Where is Craig Greven located?

Craig Greven practices at Medical Center Blvd, Winston Salem, NC 27157. The listed phone number is (336) 716-2255.

What is Craig Greven's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Craig Greven enrolled in Medicare?

Yes. Craig Greven 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 Craig Greven accept?

Health plans from Ambetter from Absolute Total Care, Ambetter of North Carolina, Ambetter of Tennessee, AmeriHealth Caritas Next and Blue Cross and Blue Shield of Montana and 5 other insurers list Craig Greven 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 Craig Greven affiliated with any hospitals?

According to CMS data, Craig Greven is affiliated with North Carolina Baptist Hospital.

When was this NPI record last updated?

The NPPES record for Craig Greven was last updated on August 20, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.