Stephen Henry, M.D.
NPI 1811925183 · Geriatric Medicine (Internal Medicine) Physician · Pasadena, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Henry, M.D. is a Geriatric Medicine (Internal Medicine) Physician provider in Pasadena, CA (NPI 1811925183).
Provider details
- NPI number
- 1811925183
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- C37981 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
15,302 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 2,198 | $138 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 2,061 | $9 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 2,043 | $16 |
| Office Or Other Outpatient Visit for the Evaluation and Management of Established Patient That May Not Require Presence of Healthcare Professional99211 | 1,562 | $26 |
| 2019-Ncov Coronavirus, Sars-Cov-2/2019-Ncov (covid-19), Any Technique, Multiple Types Or Subtypes (includes All Targets), Non-CdcU0002 | 1,277 | $50 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'S |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 199 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 798 | 219 |
| Rivaroxabanbrand: Xarelto | 556 | 102 |
| Gabapentin | 441 | 86 |
| Atorvastatin Calcium | 410 | 109 |
| Levothyroxine Sodiumbrand: Synthroid | 266 | 58 |
| Ezetimibe | 258 | 70 |
| Semaglutide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,494 across 158 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
- 2006-06-28
- Last updated
- 2011-05-18
Frequently asked questions
- What is Stephen Henry's NPI number?
- Stephen Henry's National Provider Identifier (NPI) is 1811925183, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Henry's specialty?
- Stephen Henry is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Henry located?
- Stephen Henry's practice location on file with NPPES is 2319 E Washington Blvd, Pasadena, CA 91104-1945.
- What is Stephen Henry's phone number?
- The practice phone number listed in the NPPES registry for Stephen Henry is (626) 797-8800.
- Does Stephen Henry accept Medicare?
- Stephen Henry is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Henry's NPI active?
- Yes — Stephen Henry's NPI (1811925183) is active in the NPPES registry as of the last update on 2011-05-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.