Joseph Daniel Herman, NP
- Medicare patients, 2024
- 37
- Part D claims, 2024
- 437
- Hospital affiliations
- 1
- Industry payments
- $396
- Medical groups
- 3
- Practice address
- 750 Redwood Hwy Frontage Rd, Mill Valley, CA 94941
- Practice phone
- Call (415) 578-3100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
One Medical Group
Mill Valley, California
Find Joseph Herman'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.
Joseph Daniel Herman is a nurse practitioner in Mill Valley, California
Joseph Herman practices at One Medical Group in Mill Valley, California.
Joseph Herman's NPI, 1841984820, was assigned on June 5, 2023. Joseph Herman holds California license 95035489.
- NPI
- 1841984820NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4183062201
- NPI enumeration date
- June 5, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (415) 578-3100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Joseph Daniel Herman practices at One Medical Group in Mill Valley, California
Joseph Herman's primary practice is One Medical Group, at 750 Redwood Hwy Frontage Rd, Mill Valley, CA 94941 in Marin County. The practice phone is (415) 578-3100.
- One Medical Group750 Redwood Hwy Frontage Rd, Mill Valley, CA 94941 · Marin CountyPhone(415) 578-3100
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Joseph Daniel Herman is affiliated with 5 sites of care and 3 medical groups
Joseph Herman's primary practice is One Medical Group in Mill Valley, California. Joseph Herman is also affiliated with MarinHealth Medical Center. The medical group on file is One Medical. Dmand AI also links Joseph Herman to 3 more group practices and clinics and 2 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Joseph Daniel Herman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Joseph Herman practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| One Medical Group | Available with a free account |
| +4 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Joseph Daniel Herman is one of 5,983 nurse practitioners in California
Nurse practitioner is Joseph Herman's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Joseph Herman is licensed in California.
Specialties and state licenses
- Nurse practitioner, CaliforniaPrimary
Nurse practitioners near Joseph Herman
Counts of nurse practitioners 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
Joseph Daniel Herman treated 37 Medicare patients in 2024, average age 72
CMS counts 37 Medicare patients who saw Joseph Herman in 2024. The largest group is 65 to 74, with 17 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.22, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Joseph Herman's median patient age at 47, with 53% women.
Joseph Herman's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Joseph Herman's Medicare patients by sex, 2024
- Women2465%
- Men1335%
Chronic conditions among Joseph Herman's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis54%
- Diabetes38%
- Ischemic heart disease38%
- Anxiety30%
Share of Medicare patients with each condition. A patient can have several.
Joseph Herman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 47
Patient panel by sex, all payers
- Women53%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Joseph Daniel Herman wrote 437 Medicare Part D claims in 2024
In 2024, Joseph Herman wrote 437 Medicare Part D claims for 175 patients. 83% of them were for generic drugs.
Joseph Herman's Part D claims by kind of drug, 2024
- Generic363 claims83%
- Brand-name and other74 claims17%
Drug classes CMS tracks in Joseph Herman's Part D claims, 2024
- Antibiotics22%98 of 437 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
Joseph Daniel Herman offers telehealth to Medicare patients
Joseph Herman accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Joseph Herman as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Joseph Daniel Herman received $396 in industry payments in 2025
CMS Open Payments shows 21 general payments to Joseph Herman from 10 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Exact Sciences Corporation paid the most, $88.
Companies that paid Joseph Herman 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 Joseph Daniel Herman'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 |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| 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 Joseph Daniel Herman
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Joseph Daniel Herman's NPI number?
Joseph Daniel Herman's NPI number is 1841984820. It was assigned on June 5, 2023, and it is active in the NPI Registry.
What does Joseph Daniel Herman specialize in?
Joseph Daniel Herman is a nurse practitioner in Mill Valley, California. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Joseph Daniel Herman practice?
Joseph Herman practices at 750 Redwood Hwy Frontage Rd, Mill Valley, CA 94941. Joseph Herman's primary practice is One Medical Group in Mill Valley, California. Dmand AI also links Joseph Herman to 3 group practices and clinics and 2 medical groups.
What is Joseph Daniel Herman's office phone number?
The practice phone on file for Joseph Herman is (415) 578-3100.
What is Joseph Daniel Herman's medical license number?
Joseph Herman holds California license 95035489.
Which hospitals is Joseph Daniel Herman affiliated with?
Joseph Herman is affiliated with MarinHealth Medical Center.
What medical group is Joseph Daniel Herman part of?
Joseph Herman is linked to One Medical. Dmand AI links Joseph Herman to 2 more medical groups.
Does Joseph Daniel Herman accept Medicare?
Yes. CMS lists Joseph Herman as accepting Medicare assignment.
Does Joseph Daniel Herman offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Joseph Herman as offering telehealth services.
How many Medicare patients does Joseph Daniel Herman see?
CMS counts 37 Medicare patients who saw Joseph Herman in 2024, with an average age of 72.
Has Joseph Daniel Herman received payments from drug or device companies?
CMS Open Payments shows $396 in general payments to Joseph Herman from 10 companies from 2025 to 2025. The largest total came from Exact Sciences Corporation.
How long has Joseph Daniel Herman been practicing?
Joseph Herman graduated from medical school in 2021, 5 years ago.
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