Dr. Gregory James Marrow, OD
Dr. Gregory James Marrow is a Optometrist provider (Optometrist) practicing in North Hampton, NH, registered in the NPPES registry with NPI 1720077076 since 2005. The credential OD stands for Doctor of Optometry. Practices at Coastal Eye & Wellness (listed at the same practice address in NPPES).
✓ Active NPI ✓ Valid NPI checksum
| NPI | 1720077076 |
|---|---|
| Entity type | Individual (Type 1) |
| Name | Dr. Gregory James Marrow |
| Credential | OD |
| Sex | Male |
| Practice address | 44 LAFAYETTE RD UNIT 4, North Hampton, NH, 03862 |
| Phone | 6037810427 |
| Enumeration date | 2005-10-19 |
| Last updated in NPPES | 2017-02-19 |
Taxonomy & licenses
| Taxonomy code | Specialty | Primary | License | State |
|---|---|---|---|---|
| 152W00000X | Optometrist | Secondary | 0618001016 | VA |
| 152W00000X | Optometrist | Primary | 922 | NH |
OD — Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses. About the OD credential
Copy-ready billing details
Provider: Gregory Marrow, OD NPI: 1720077076 Taxonomy: 152W00000X (Optometrist) Address: 44 LAFAYETTE RD UNIT 4, North Hampton, NH, 03862
Other providers at this practice address
| NPI | Name | Type | Specialty | Location |
|---|---|---|---|---|
| 1518956861 | Christi Marrow | Individual | Optometrist | North Hampton, NH |
| 1750820833 | Coastal Eye & Wellness | Organization | Optometrist | North Hampton, NH |
Verify this record
Cross-check NPI 1720077076 against the authoritative CMS record: view Dr. Gregory James Marrow on the official NPPES registry .
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.
Frequently asked questions
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Is NPI 1720077076 active?
Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2017-02-19.