DR. CHRISTINA A PENFIELD M.D., M.P.H
NPI 1861831836
Obstetrics & Gynecology - Maternal & Fetal Medicine in New York, NY
About Dr. Christina A Penfield M.d., M.p.h NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CHRISTINA A PENFIELD M.D., M.P.H (NPI 1861831836) is an individual maternal & fetal medicine provider in New York, New York, licensed in New York (298749) and active in the NPI registry since June 2013. She is enrolled in Medicare PECOS and is a graduate of Other (2011).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Christina A Penfield M.d., M.p.h is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
5Medicare enrollment records show Christina Penfield reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Spring Valley, NY 10977
- Reassigned Medicare billing, New York enrollment
- 206 clinicians in this Medicare group
Boynton Beach, FL 33426
- Reassigned Medicare billing, New York enrollment
- 7,712 clinicians in this Medicare group
Lancaster, CA 93535
- Reassigned Medicare billing, California enrollment
- 1,939 clinicians in this Medicare group
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- 149 clinicians in this Medicare group
Long Beach, CA 90806
- Reassigned Medicare billing, California enrollment
- 191 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10016 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW YORK, NY 10016
NEW YORK, NY 10016
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Christina Penfield's NPI number?
The NPI number for Christina Penfield is 1861831836. It was assigned to this individual provider in the NPPES registry on June 22, 2013.
Where is Christina Penfield located?
Christina Penfield practices at 150 E 32nd St, New York, NY 10016. The listed phone number is (310) 423-7417.
What is Christina Penfield's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Maternal & Fetal Medicine, with taxonomy code 207VM0101X.
Is Christina Penfield enrolled in Medicare?
Yes. Christina Penfield is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Christina Penfield's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christina Penfield reassigns Medicare benefits to 5 organizations: Refuah Health Center, Inc. (Spring Valley, NY), New York University (Boynton Beach, FL), County Of Los Angeles (Lancaster, CA), Regents Of The University Of California (Orange, CA) and Magella Medical Group, Inc. (Long Beach, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Christina Penfield's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Christina Penfield was last updated on December 1, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Christina A Penfield, M.D., M.P.H · NPI 1861831836
Maternal & Fetal Medicine physician in New York, New York. Individual provider, active in the CMS NPPES registry since June 22, 2013.
## Identity
- **NPI:** 1861831836 (Entity type: Individual)
- **Enumerated:** June 22, 2013
- **Primary specialty:** Obstetrics & Gynecology - Maternal & Fetal Medicine · taxonomy 207VM0101X
- **State license:** 298749 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 150 E 32ND ST, New York, NY 10016-6058
- **Phone:** (310) 423-7417
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Refuah Health Center, Inc. (NPI 1952678245, Spring Valley, NY); New York University (NPI 1285826438, Boynton Beach, FL); County Of Los Angeles (NPI 1205354370, Lancaster, CA); Regents Of The University Of California (NPI 1356304034, Orange, CA); Magella Medical Group, Inc. (NPI 1376640086, Long Beach, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2011
## Record status
- **NPPES last updated:** December 1, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1861831836) · Data from the CMS NPPES public registry.