Dr. David Richard Herrmann, DO
- Medicare services, 2024
- 751
- Medicare patients, 2024
- 204
- Part D claims, 2024
- 6,448
- Hospital affiliations
- 2
- Industry payments
- $817
- Practice address
- 1923 South Utica Avenue, Tulsa, OK 74104
- Practice phone
- Call (918) 744-2296
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Herrmann'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. David Richard Herrmann is a family medicine physician in Tulsa, Oklahoma
Dr. Herrmann practices at Ascension St. John Medical Center in Tulsa, Oklahoma, part of Ascension Health Alliance.
Dr. Herrmann's NPI, 1629565627, was assigned on April 16, 2018. Dr. Herrmann holds Oklahoma license 6670.
- NPI
- 1629565627NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6800126764
- NPI enumeration date
- April 16, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (918) 744-2296
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Richard Herrmann practices at Ascension St. John Medical Center in Tulsa, Oklahoma
Dr. Herrmann's primary practice is Ascension St. John Medical Center, at 1923 South Utica Avenue, Tulsa, OK 74104 in Tulsa County. The practice phone is (918) 744-2296.
- Ascension St. John Medical Center1923 South Utica Avenue, Tulsa, OK 74104 · Tulsa CountyPhone(918) 744-2296
Source: Dmand AI Affiliation Data
Dr. David Richard Herrmann is affiliated with 6 sites of care and 2 medical groups
Dr. Herrmann's primary practice is Ascension St. John Medical Center in Tulsa, Oklahoma, part of Ascension Health Alliance. Dr. Herrmann is also affiliated with Ascension St. John Sapulpa. The medical group on file is Ascension St. John. Dmand AI also links Dr. Herrmann to 2 more group practices and clinics, 1 home health agency, 1 urgent care center 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 Dr. David Richard Herrmann's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Herrmann practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ascension St. John Medical Center | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Ascension Health Alliance and 6.2K+ hospitals, with verified contacts in the same login.
Dr. David Richard Herrmann is one of 1,964 family medicine physicians in Oklahoma
Family medicine is Dr. Herrmann's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Herrmann is licensed in Oklahoma.
Specialties and state licenses
- Family medicine, OklahomaPrimary
Family medicine physicians near Dr. Herrmann
Counts of family medicine 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. David Richard Herrmann billed Medicare for 751 services in 2024
CMS data shows 751 Medicare services from Dr. Herrmann across 12 procedure codes in 2024, for 204 Medicare patients. Medicare paid $29,330 for them. Every service was in an office.
Dr. Herrmann's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4902024: 4724%
- Other services
- 2023: 552024: 118115%
- Lab and pathology
- 2023: 722024: 9735%
- Tests and treatments
- 2023: 112024: 30173%
- Surgery
- 2023: 262024: 2023%
- Imaging
- 2023: 152024: 147%
Dr. Herrmann compared with the Oklahoma median for family medicine physicians, 2024
- Dr. Herrmann
- Oklahoma median
- Medicare services
- 751vs 49552% above
- Medicare patients
- 204vs 17417% above
- Part D claims
- 5,832vs 1,1974.9 times
Medians across 1,938 family medicine physicians in Oklahoma with Dmand AI profiles that report each measure.
Dr. Herrmann's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Herrmann?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Herrmann and other family medicine physicians in Oklahoma.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David Richard Herrmann treated 204 Medicare patients in 2024, average age 72
CMS counts 204 Medicare patients who saw Dr. Herrmann in 2024. The largest group is 65 to 74, with 94 patients. 66% of them have high blood pressure, and 52% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.10, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Herrmann's median patient age at 60, with 54% women.
Dr. Herrmann's Medicare patients by age, 2024
Dr. Herrmann's Medicare patients by sex, 2024
- Women10752%
- Men9748%
Chronic conditions among Dr. Herrmann's Medicare patients, 2024
- High blood pressure66%
- High cholesterol52%
- Arthritis30%
- Diabetes25%
- Mood disorders20%
- Ischemic heart disease19%
- Depression18%
- Tobacco use18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Herrmann's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women54%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David Richard Herrmann wrote 6,448 Medicare Part D claims in 2024
In 2024, Dr. Herrmann wrote 6,448 Medicare Part D claims for 442 patients. 85% of them were for generic drugs. CMS names the drug for 5,832 of them, across 125 drugs with 11 or more claims each, at $446,872 in total drug cost. In 2023, CMS named 4,579 claims across 114 drugs.
Dr. Herrmann's Part D claims by kind of drug, 2024
- Generic5,513 claims85%
- Brand-name902 claims14%
- Other33 claims1%
Dr. Herrmann's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Herrmann's Part D claims, 2024
- Opioids1%51 of 6,448 claims
- Antibiotics2%157 of 6,448 claims
- Antipsychotics, patients 65 and over1%48 of 6,448 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 4,5792024: 5,83227%
Drugs named by CMS: 125 in 2024, 114 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. David Richard Herrmann takes part in Medicare
Dr. Herrmann accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
For MedTech and pharma teams
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Dr. David Richard Herrmann received $817 in industry payments from 2021 to 2025
CMS Open Payments shows 8 general payments to Dr. Herrmann from 5 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $254.
General payments to Dr. Herrmann by program year, 2021 to 2025
Companies that paid Dr. Herrmann the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. David Richard Herrmann'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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 and Drug (CMS) (opens in a new tab)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)Doctors and Clinicians Utilization Data (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. David Richard Herrmann
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. David Richard Herrmann's NPI number?
Dr. David Richard Herrmann's NPI number is 1629565627. It was assigned on April 16, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. David Richard Herrmann?
Dr. David Richard Herrmann is a family medicine physician in Tulsa, Oklahoma. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. David Richard Herrmann practice?
Dr. Herrmann practices at 1923 South Utica Avenue, Tulsa, OK 74104. Dr. Herrmann's primary practice is Ascension St. John Medical Center in Tulsa, Oklahoma, part of Ascension Health Alliance. Dmand AI also links Dr. Herrmann to 2 group practices and clinics, 1 home health agency, 1 urgent care center and 1 medical group.
What is Dr. David Richard Herrmann's office phone number?
The practice phone on file for Dr. Herrmann is (918) 744-2296.
What is Dr. David Richard Herrmann's medical license number?
Dr. Herrmann holds Oklahoma license 6670.
Which hospitals is Dr. David Richard Herrmann affiliated with?
Dr. Herrmann practices at Ascension St. John Medical Center in Tulsa, Oklahoma. Dr. Herrmann is also affiliated with Ascension St. John Sapulpa.
What medical group is Dr. David Richard Herrmann part of?
Dr. Herrmann is linked to Ascension St. John. Dmand AI links Dr. Herrmann to 1 more medical group.
Does Dr. David Richard Herrmann accept Medicare?
Yes. CMS data shows Dr. Herrmann billed Medicare for 751 services in 2024, and Dr. Herrmann accepts Medicare assignment.
How many Medicare patients does Dr. David Richard Herrmann see?
CMS counts 204 Medicare patients who saw Dr. Herrmann in 2024, with an average age of 72.
What services does Dr. David Richard Herrmann bill to Medicare?
In 2024, Dr. Herrmann's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and lab and pathology test (83036).
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What drugs does Dr. David Richard Herrmann prescribe most?
In 2024 Medicare Part D data, Dr. Herrmann's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Levothyroxine Sodium.
Has Dr. David Richard Herrmann received payments from drug or device companies?
CMS Open Payments shows $817 in general payments to Dr. Herrmann from 5 companies from 2021 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. David Richard Herrmann been practicing?
Dr. Herrmann graduated from medical school in 2018, 8 years ago.
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