Gregory Michael Smith, OD
- Medicare patients, 2024
- 15
- Part D claims, 2024
- 53
- Hospital affiliations
- 1
- Industry payments
- $183
- Medical group
- 1
- Practice address
- 456 Gros Ventre Ave, Rr 1, Harlem, MT 59526
- Practice phone
- Call (406) 353-3100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Gregory Smith's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Gregory Michael Smith is an optometrist in Harlem, Montana
Gregory Smith practices at Fort Belknap Hospital in Harlem, Montana, part of U.S. Department of Health and Human Services.
Gregory Smith's NPI, 1396758017, was assigned on August 14, 2006. Gregory Smith graduated from Pennsylvania College of Optometry in 2006. Gregory Smith holds Virginia license 0618001601.
- NPI
- 1396758017NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6608920822
- NPI enumeration date
- August 14, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (406) 353-3100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Gregory Michael Smith practices at 2 locations in Harlem, Montana
Gregory Smith's primary practice is Fort Belknap Hospital, at 456 Gros Ventre Ave, Rr 1, Harlem, MT 59526 in Blaine County. The practice phone is (406) 353-3100. Gregory Smith also practices at Fort Belknap Service Unit, 669 Agency Main St, Harlem, MT 59526.
- Fort Belknap HospitalPrimary456 Gros Ventre Ave, Rr 1, Harlem, MT 59526 · Blaine CountyPhone(406) 353-3100
- Fort Belknap Service Unit669 Agency Main St, Harlem, MT 59526 · Blaine CountyPhone(406) 353-3100
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Gregory Michael Smith is affiliated with 2 sites of care and 1 medical group
Gregory Smith's primary practice is Fort Belknap Hospital in Harlem, Montana, part of U.S. Department of Health and Human Services. The medical group on file is Verne E. Gibbs Health Center. Dmand AI also links Gregory Smith to 1 more breast imaging center, named with a free account. Gregory Smith's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Gregory Michael Smith's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gregory Smith practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fort Belknap Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Gregory Michael Smith is one of 197 optometrists in Montana
Optometrist is Gregory Smith's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Gregory Smith is licensed in Virginia.
Specialties and state licenses
- Optometrist, VirginiaPrimary
Optometrists near Gregory Smith
Counts of optometrists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Gregory Michael Smith treated 15 Medicare patients in 2024, average age 76
CMS counts 15 Medicare patients who saw Gregory Smith in 2024. 73% of them have high blood pressure. Their average risk score is 0.98, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Gregory Smith's median patient age at 73, with 56% women.
Chronic conditions among Gregory Smith's Medicare patients, 2024
- High blood pressure73%
Share of Medicare patients with each condition. A patient can have several.
Gregory Smith's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Gregory Michael Smith wrote 53 Medicare Part D claims in 2024
In 2024, Gregory Smith wrote 53 Medicare Part D claims. 70% of them were for generic drugs.
Gregory Smith's Part D claims by kind of drug, 2024
- Generic37 claims70%
- Brand-name16 claims30%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Gregory Michael Smith takes part in Medicare
Gregory Smith accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
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Gregory Michael Smith received $183 in industry payments in 2025
CMS Open Payments shows 1 general payment to Gregory Smith from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $183.
Companies that paid Gregory Smith the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Gregory Michael Smith graduated from Pennsylvania College of Optometry
Gregory Smith graduated from Pennsylvania College of Optometry in 2006.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Gregory Michael Smith's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Gregory Michael Smith
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gregory Michael Smith's NPI number?
Gregory Michael Smith's NPI number is 1396758017. It was assigned on August 14, 2006, and it is active in the NPI Registry.
What does Gregory Michael Smith specialize in?
Gregory Michael Smith is an optometrist in Harlem, Montana. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Gregory Michael Smith practice?
Gregory Smith practices at 456 Gros Ventre Ave, Rr 1, Harlem, MT 59526. Gregory Smith also practices at 669 Agency Main St, Harlem, MT 59526. Gregory Smith's primary practice is Fort Belknap Hospital in Harlem, Montana, part of U.S. Department of Health and Human Services. Dmand AI also links Gregory Smith to 1 breast imaging center.
What is Gregory Michael Smith's office phone number?
The practice phone on file for Gregory Smith is (406) 353-3100.
What is Gregory Michael Smith's medical license number?
Gregory Smith holds Virginia license 0618001601.
Which hospitals is Gregory Michael Smith affiliated with?
Gregory Smith practices at Fort Belknap Hospital in Harlem, Montana.
What medical group is Gregory Michael Smith part of?
Gregory Smith is linked to Verne E. Gibbs Health Center.
Does Gregory Michael Smith accept Medicare?
Yes. CMS lists Gregory Smith as accepting Medicare assignment.
How many Medicare patients does Gregory Michael Smith see?
CMS counts 15 Medicare patients who saw Gregory Smith in 2024, with an average age of 76.
Where did Gregory Michael Smith go to medical school?
Gregory Smith graduated from Pennsylvania College of Optometry in 2006.
Has Gregory Michael Smith received payments from drug or device companies?
CMS Open Payments shows $183 in general payments to Gregory Smith from 1 company from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Gregory Michael Smith been practicing?
Gregory Smith graduated from medical school in 2006, 20 years ago.
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