John Hamm, FNP
NPI 1700964236 · Family Nurse Practitioner · Saint Louis, MO
John Hamm, FNP is a Family Nurse Practitioner provider in Saint Louis, MO (NPI 1700964236).
Provider details
- NPI number
- 1700964236
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Male
- Sole proprietor
- No
- License
- 200250127NP FNP-PP (OR)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$96 across 5 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-01
- Last updated
- 2025-11-24
- Certified
- 2025-11-24
Frequently asked questions
- What is John Hamm's NPI number?
- John Hamm's National Provider Identifier (NPI) is 1700964236, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Hamm's specialty?
- John Hamm is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is John Hamm located?
- John Hamm's practice location on file with NPPES is 1 Jefferson Barracks Dr Bldg 1, Saint Louis, MO 63125-4181.
- What is John Hamm's phone number?
- The practice phone number listed in the NPPES registry for John Hamm is (314) 845-5040.
- Is John Hamm's NPI active?
- Yes — John Hamm's NPI (1700964236) is active in the NPPES registry as of the last update on 2025-11-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.