Esther Hyatt, PAC
NPI 1689900755 · Physician Assistant · Rockville, MD
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Esther Hyatt, PAC is a Physician Assistant provider in Rockville, MD (NPI 1689900755).
Provider details
- NPI number
- 1689900755
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PAC
- Sex
- Female
- Sole proprietor
- No
- License
- C0004068 (MD)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
291 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 Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 209 | $155 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 42 | $70 |
| Initial Hospital Care With Same-Day Admission and Discharge With High Level of Medical Decision Making, Per Day, If Using Time, at Least 85 Minutes99236 | 40 | $184 |
Typical Medicare-allowed amounts for these services range $70–$184 (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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-10-26
- Last updated
- 2016-12-19
Frequently asked questions
- What is Esther Hyatt's NPI number?
- Esther Hyatt's National Provider Identifier (NPI) is 1689900755, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Esther Hyatt's specialty?
- Esther Hyatt is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Esther Hyatt located?
- Esther Hyatt's practice location on file with NPPES is 9901 Medical Center Dr, Rockville, MD 20850-3357.
- What is Esther Hyatt's phone number?
- The practice phone number listed in the NPPES registry for Esther Hyatt is (240) 826-6603.
- Does Esther Hyatt accept Medicare?
- Esther Hyatt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Esther Hyatt's NPI active?
- Yes — Esther Hyatt's NPI (1689900755) is active in the NPPES registry as of the last update on 2016-12-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.