Geoffrey B Hartwig
MD | Psychiatry | Sleep Medicine
415 S 28th Ave, Hattiesburg
Mississippi, 39401-7246
601-268-5620 601-268-5851
Maps & DirectionsGeoffrey B Hartwig is a Hattiesburg, Mississippi based psychiatrist who is specialized in Sleep Medicine. Active license number of Geoffrey B Hartwig is 09059 for Sleep Medicine in Mississippi. His current practice location is 415 S 28th Ave, Hattiesburg. Patients can reach him at 601-268-5620 or can fax him at 601-268-5851. Geoffrey B Hartwig is MD in Sleep Medicine and his NPI number (Unique professional ID assigned by NPPES) is 1235141888.
Geoffrey B Hartwig specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.
Complete Profile:
Geoffrey B Hartwig speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Geoffrey B Hartwig |
| Specialization: | Sleep Medicine |
| Gender: | Male |
| Credentials: | MD |
| Practice Address: | 415 S 28th Ave, Hattiesburg,
Mississippi, 39401-7246 |
| Phone: | 601-268-5620 |
| Fax: | 601-268-5851 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| NPI Number: | 1235141888 |
| NPI Enumeration Date: | 12 Aug, 2006 |
| NPI Last Update On: | 30 Jan, 2015 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Geoffrey B Hartwig are as mentioned below.
| License Number | Specialization | State | Status | |
| 09059 | Sleep Medicine | Mississippi | Primary | |
Other Medical Identifiers:
Other legacy medical identifiers associated with Geoffrey B Hartwig such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
| Identifier | Type | State | Issuer |
| 00019370 | Medicaid | Mississippi | |
| 409113663 | Other | | RAILROAD MEDICARE |
| 1558946 | Other | Mississippi | AMERICAN ADMIN GROUP |
| 1589586 | Medicaid | Louisiana | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Geoffrey B Hartwig
415 S 28th Ave,
Hattiesburg, Mississippi |
| Zip: | 39401-7246 |
| Phone Number: | 601-579-5463 |
| Fax Number: | 601-579-5240 |
Patients can reach Geoffrey B Hartwig at
415 S 28th Ave, Hattiesburg, Mississippi or can
call to book an appointment on 601-268-5620.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 13 October, 2025.