Nathan H. Drum, OD
- Medicare patients, 2024
- 327
- Part D claims, 2024
- 517
- MIPS score, 2024
- 81
- Hospital affiliations
- 2
- Medical group
- 1
- Practice address
- 173 Middle Street, Lancaster, NH 03584
- Practice phone
- Call (603) 788-4911
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Nathan Drum'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.
Nathan H. Drum is an optometrist in Lancaster, New Hampshire
Nathan Drum practices at Weeks Medical Center in Lancaster, New Hampshire, part of North Country Healthcare.
Nathan Drum's NPI, 1386620789, was assigned on December 16, 2005. Nathan Drum graduated from Ohio State University - College of Optometry in 1989. Nathan Drum holds New Hampshire license 552.
- NPI
- 1386620789NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7315963998
- NPI enumeration date
- December 16, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (603) 788-4911
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Nathan H. Drum practices at Weeks Medical Center in Lancaster, New Hampshire
Nathan Drum's primary practice is Weeks Medical Center, at 173 Middle Street, Lancaster, NH 03584 in Coos County. The practice phone is (603) 788-4911.
- Weeks Medical Center173 Middle Street, Lancaster, NH 03584 · Coos CountyPhone(603) 788-4911
Source: Dmand AI Affiliation Data
Nathan H. Drum is affiliated with 2 sites of care and 1 medical group
Nathan Drum's primary practice is Weeks Medical Center in Lancaster, New Hampshire, part of North Country Healthcare. Dmand AI also links Nathan Drum to 1 hospital and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Nathan H. Drum's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Nathan Drum practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Weeks Medical Center | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Nathan H. Drum is one of 211 optometrists in New Hampshire
Optometrist is Nathan Drum's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Dmand AI has Nathan Drum's licenses on file in 2 states: New Hampshire and Vermont.
Specialties and state licenses
- Optometrist, New HampshirePrimary
- Vermont license
Optometrists near Nathan Drum
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
Nathan H. Drum treated 327 Medicare patients in 2024, average age 75
CMS counts 327 Medicare patients who saw Nathan Drum in 2024. The largest group is 65 to 74, with 140 patients. 73% of them have high blood pressure, and 69% have high cholesterol. 16% are also on Medicaid. Their average risk score is 0.91, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Nathan Drum's median patient age at 71, with 55% women.
Nathan Drum's Medicare patients by age, 2024
Nathan Drum's Medicare patients by sex, 2024
- Women17854%
- Men14946%
Chronic conditions among Nathan Drum's Medicare patients, 2024
- High blood pressure73%
- High cholesterol69%
- Arthritis39%
- Diabetes35%
- Anxiety24%
- Mood disorders22%
- Depression20%
- Ischemic heart disease17%
Share of Medicare patients with each condition. A patient can have several.
Nathan Drum's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Nathan H. Drum wrote 517 Medicare Part D claims in 2024
In 2024, Nathan Drum wrote 517 Medicare Part D claims for 130 patients. 79% of them were for generic drugs.
Nathan Drum's Part D claims by kind of drug, 2024
- Generic409 claims79%
- Brand-name108 claims21%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Nathan H. Drum scored 81 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 81 out of 100 for Nathan Drum for performance year 2024, reported individually. Nathan Drum accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Nathan Drum's MIPS scores, performance year 2024
- 81of 100Final score
- 62.4of 100Quality
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Nathan H. Drum graduated from Ohio State University - College of Optometry
Nathan Drum graduated from Ohio State University - College of Optometry in 1989.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Nathan H. Drum'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 | Dmand AI Affiliation 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)Clinician Public Reporting: Overall MIPS Performance (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 Nathan H. Drum
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Nathan H. Drum's NPI number?
Nathan H. Drum's NPI number is 1386620789. It was assigned on December 16, 2005, and it is active in the NPI Registry.
What does Nathan H. Drum specialize in?
Nathan H. Drum is an optometrist in Lancaster, New Hampshire. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Nathan H. Drum practice?
Nathan Drum practices at 173 Middle Street, Lancaster, NH 03584. Nathan Drum's primary practice is Weeks Medical Center in Lancaster, New Hampshire, part of North Country Healthcare. Dmand AI also links Nathan Drum to 1 hospital and 1 medical group.
What is Nathan H. Drum's office phone number?
The practice phone on file for Nathan Drum is (603) 788-4911.
What is Nathan H. Drum's medical license number?
Nathan Drum holds New Hampshire license 552, one of the licenses on file in 2 states.
Which states has Nathan H. Drum been licensed in?
Dmand AI has state licenses on file for Nathan Drum in New Hampshire and Vermont.
Which hospitals is Nathan H. Drum affiliated with?
Nathan Drum practices at Weeks Medical Center in Lancaster, New Hampshire. Dmand AI links Nathan Drum to 1 more hospital.
Does Nathan H. Drum accept Medicare?
Yes. CMS lists Nathan Drum as accepting Medicare assignment.
What is Nathan H. Drum's MIPS score?
Nathan Drum's MIPS final score for performance year 2024 is 81 out of 100, reported individually.
How many Medicare patients does Nathan H. Drum see?
CMS counts 327 Medicare patients who saw Nathan Drum in 2024, with an average age of 75.
Where did Nathan H. Drum go to medical school?
Nathan Drum graduated from Ohio State University - College of Optometry in 1989.
How long has Nathan H. Drum been practicing?
Nathan Drum graduated from medical school in 1989, 37 years ago.
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