Cynthia Pena, MD
NPI 1417031717 · Pain Medicine (Anesthesiology) Physician · Fairfield, CA
Enrolled with Medicare as Practitioner - Pain Management · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cynthia Pena, MD is a Pain Medicine (Anesthesiology) Physician provider in Fairfield, CA (NPI 1417031717).
Provider details
- NPI number
- 1417031717
- Entity type
- Individual
- Primary specialty
- Pain Medicine (Anesthesiology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A88607 (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
1,585 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 | 585 | $146 |
| 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'SG2211 | 513 | $18 |
| Use of a Drug to Induce Depression of Consciousness By Physician Performing a Procedure (5 Years Or Older), Initial 15 Minutes99152 | 59 | $13 |
| Injection of Lower Or Sacral Spine Facet Joint Using Imaging Guidance, Single Level64493 | 44 | $139 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 41 | $188 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 528 | 62 |
| Gabapentin | 253 | 57 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 242 | 25 |
| Pregabalin | 232 | 54 |
| Lidocaine | 144 | 44 |
| Oxycodone Hcl | 124 | 21 |
| Tizanidine Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$117 across 6 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
- 2006-10-24
- Last updated
- 2015-09-14
Frequently asked questions
- What is Cynthia Pena's NPI number?
- Cynthia Pena's National Provider Identifier (NPI) is 1417031717, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cynthia Pena's specialty?
- Cynthia Pena is listed in the NPPES registry with a primary specialty of Pain Medicine (Anesthesiology) Physician (Allopathic & Osteopathic Physicians).
- Where is Cynthia Pena located?
- Cynthia Pena's practice location on file with NPPES is 1101 B Gale Wilson Blvd, Fairfield, CA 94533-3700.
- What is Cynthia Pena's phone number?
- The practice phone number listed in the NPPES registry for Cynthia Pena is (707) 646-4669.
- Does Cynthia Pena accept Medicare?
- Cynthia Pena is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cynthia Pena's NPI active?
- Yes — Cynthia Pena's NPI (1417031717) is active in the NPPES registry as of the last update on 2015-09-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.