Dr. Joan Hardt, MD
- Part D claims, 2026
- 26
- Industry payments
- $1,660
- State license
- 1
- Year NPI issued
- 2007
- Practice address
- 6424 N Western Ave, Oklahoma City, OK 73116
- Practice phone
- Call (405) 842-1100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Hardt'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.
Dr. Joan Hardt is a general practice physician in Oklahoma City, Oklahoma
Dr. Hardt practices in Oklahoma City, Oklahoma.
Dr. Hardt's NPI, 1134342892, was assigned on April 11, 2007. Dr. Hardt holds Oklahoma license 21186.
- NPI
- 1134342892NPI Registry (opens in a new tab)
- NPI enumeration date
- April 11, 2007
- NPI status
- Active
- Practice phone
- (405) 842-1100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Joan Hardt's practice address is in Oklahoma City, Oklahoma
Dr. Hardt's practice address in the NPI Registry is 6424 N Western Ave, Oklahoma City, OK 73116. The practice phone is (405) 842-1100.
- NPI Registry address6424 N Western Ave, Oklahoma City, OK 73116Phone(405) 842-1100
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Joan Hardt's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hardt practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Hardt's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Joan Hardt is one of 98 general practice physicians in Oklahoma
General practice is Dr. Hardt's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Hardt is licensed in Oklahoma.
Specialties and state licenses
- General practice, OklahomaPrimary
General practice physicians near Dr. Hardt
Counts of general practice physicians 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
Dr. Joan Hardt wrote 26 Medicare Part D claims in 2026
In 2026, Dr. Hardt wrote 26 Medicare Part D claims for 14 patients. 100% of them were for generic drugs.
Source: Medicare Part D Prescribers - by Provider (CMS), 2026 data
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Dr. Joan Hardt received $1,660 in industry payments from 2024 to 2025
CMS Open Payments shows 35 general payments to Dr. Hardt from 2 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 75% of the total. Abbvie Inc. paid the most, $1,379.
General payments to Dr. Hardt by program year, 2024 to 2025
General payments to Dr. Hardt by kind, 2024 to 2025
- Food and beverage$1,25175%
- Speaker and faculty fees$40925%
Companies that paid Dr. Hardt the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Joan Hardt'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 Practice 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 Dr. Joan Hardt
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Joan Hardt's NPI number?
Dr. Joan Hardt's NPI number is 1134342892. It was assigned on April 11, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Joan Hardt?
Dr. Joan Hardt is a general practice physician in Oklahoma City, Oklahoma. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Joan Hardt practice?
Dr. Hardt practices at 6424 N Western Ave, Oklahoma City, OK 73116.
What is Dr. Joan Hardt's office phone number?
The practice phone on file for Dr. Hardt is (405) 842-1100. Dmand AI also checks direct phone and mobile numbers, available with a free account.
What is Dr. Joan Hardt's email address?
Dmand AI checks professional and personal email addresses for Dr. Hardt through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.
What is Dr. Joan Hardt's medical license number?
Dr. Hardt holds Oklahoma license 21186.
Has Dr. Joan Hardt received payments from drug or device companies?
CMS Open Payments shows $1,660 in general payments to Dr. Hardt from 2 companies from 2024 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Joan Hardt been practicing?
Dr. Hardt's NPI was assigned in 2007.
What EHR does Dr. Joan Hardt's practice use?
Dmand AI tracks the EHR system at Dr. Hardt's practice. The vendor and product are available with a free Dmand AI account.
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