John Gilstad, MD
NPI 1669473856 · Geriatric Medicine (Internal Medicine) Physician · Fpo
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Gilstad, MD is a Geriatric Medicine (Internal Medicine) Physician provider in Fpo (NPI 1669473856).
Provider details
- NPI number
- 1669473856
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 47855 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
162 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 75 | $174 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 45 | $104 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 42 | $149 |
Typical Medicare-allowed amounts for these services range $104–$174 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 41 | — |
| Levothyroxine Sodium | 27 | — |
| Donepezil Hcl | 19 | — |
| Metformin Hcl | 18 | — |
| Lisinopril | 16 | — |
| Budesonide | 15 | — |
| Rsvpref3 Antigen/As01e/Pfbrand: Arexvy | 12 | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-10
- Last updated
- 2008-04-20
Frequently asked questions
- What is John Gilstad's NPI number?
- John Gilstad's National Provider Identifier (NPI) is 1669473856, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Gilstad's specialty?
- John Gilstad is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is John Gilstad located?
- John Gilstad's practice location on file with NPPES is US Naval Hospital, Fpo, 96350.
- What is John Gilstad's phone number?
- The practice phone number listed in the NPPES registry for John Gilstad is 81468167816.
- Does John Gilstad accept Medicare?
- John Gilstad is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Gilstad's NPI active?
- Yes — John Gilstad's NPI (1669473856) is active in the NPPES registry as of the last update on 2008-04-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.