John R. Nitzell, DDS
- Part D claims, 2024
- 1,094
- Industry payments
- $95
- Affiliated sites
- 2
- Medical group
- 1
- State license
- 1
- Practice address
- 4924 Campbell Blvd Suite 250, Nottingham, MD 21236
- Practice phone
- Call (410) 321-1124
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Johns Hopkins Surgery Centers - White Marsh
Surgery Center - Medicare-Certified · Nottingham, Maryland
Find John Nitzell'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.
John R. Nitzell is a periodontist in Nottingham, Maryland
John Nitzell practices at Johns Hopkins Surgery Centers - White Marsh in Nottingham, Maryland.
John Nitzell's NPI, 1912040080, was assigned on February 15, 2007. John Nitzell holds Maryland license 11994.
- NPI
- 1912040080NPI Registry (opens in a new tab)
- NPI enumeration date
- February 15, 2007
- NPI status
- Active
- Practice phone
- (410) 321-1124
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
John R. Nitzell practices at Johns Hopkins Surgery Centers - White Marsh in Nottingham, Maryland
John Nitzell's primary practice is Johns Hopkins Surgery Centers - White Marsh, at 4924 Campbell Blvd Suite 250, Nottingham, MD 21236. The practice phone is (410) 321-1124.
- Johns Hopkins Surgery Centers - White Marsh4924 Campbell Blvd Suite 250, Nottingham, MD 21236Phone(410) 321-1124
Source: Dmand AI Affiliation Data
John R. Nitzell is affiliated with 2 sites of care and 1 medical group
John Nitzell's primary practice is Johns Hopkins Surgery Centers - White Marsh in Nottingham, Maryland. Dmand AI also links John Nitzell to 1 group practice or clinic 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 John R. Nitzell's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Nitzell practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Johns Hopkins Surgery Centers - White Marsh | 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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John R. Nitzell is one of 59 periodontists in Maryland
Periodontics is John Nitzell's primary specialty in the NPI Registry, under taxonomy code 1223P0300X. John Nitzell is licensed in Maryland.
Specialties and state licenses
- Periodontist, MarylandPrimary
Periodontists near John Nitzell
Counts of periodontists 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
John R. Nitzell's patients have a median age of 68
Across all payers, Dmand AI patient panel data puts John Nitzell's median patient age at 68, with 50% women.
John Nitzell's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
John R. Nitzell wrote 1,094 Medicare Part D claims in 2024
In 2024, John Nitzell wrote 1,094 Medicare Part D claims for 359 patients. 100% of them were for generic drugs.
Drug classes CMS tracks in John Nitzell's Part D claims, 2024
- Opioids3%36 of 1,094 claims
- Antibiotics39%429 of 1,094 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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John R. Nitzell received $95 in industry payments in 2025
CMS Open Payments shows 2 general payments to John Nitzell from 1 drug or device company in 2025. Education make up the largest share, 53% of the total. Zimvie Inc. paid the most, $95.
General payments to John Nitzell by kind, 2025 to 2025
- Education$5053%
- Food and beverage$4547%
Companies that paid John Nitzell the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for John R. Nitzell'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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 John R. Nitzell
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is John R. Nitzell's NPI number?
John R. Nitzell's NPI number is 1912040080. It was assigned on February 15, 2007, and it is active in the NPI Registry.
What does John R. Nitzell specialize in?
John R. Nitzell is a periodontist in Nottingham, Maryland. The primary specialty in the NPI Registry is Periodontist (taxonomy code 1223P0300X).
Where does John R. Nitzell practice?
John Nitzell practices at 4924 Campbell Blvd Suite 250, Nottingham, MD 21236. John Nitzell's primary practice is Johns Hopkins Surgery Centers - White Marsh in Nottingham, Maryland. Dmand AI also links John Nitzell to 1 group practice or clinic and 1 medical group.
What is John R. Nitzell's office phone number?
The practice phone on file for John Nitzell is (410) 321-1124.
What is John R. Nitzell's medical license number?
John Nitzell holds Maryland license 11994.
Has John R. Nitzell received payments from drug or device companies?
CMS Open Payments shows $95 in general payments to John Nitzell from 1 company from 2025 to 2025. The largest total came from Zimvie Inc.
How long has John R. Nitzell been practicing?
John Nitzell's NPI was assigned in 2007.
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