KRISTEN CAREY ROCK MD
NPI 1033343280
Anesthesiology in Philadelphia, PA

Q: What is Kristen Rock's NPI number?

The NPI number for Kristen Rock is 1033343280. It was assigned to this individual provider in the NPPES registry on May 2, 2009. The provider is also known as Kristen N Carey MD.

Q: What is Kristen Rock's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Q: When was this NPI record last updated?

The NPPES record for Kristen Rock was last updated on June 12, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.

Active since May 02, 2009PECOS EnrolledAccepts Medicare Assignment

85.48/100

CMS Quality Rating

3400 SPRUCE ST, DULLES 6, PHILADELPHIA, PA 19104(215) 349-8310 Get Directions Write a Review

NPPES record last updated: June 12, 2014. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Kristen Carey Rock Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KRISTEN CAREY ROCK MD (NPI 1033343280) is an individual anesthesiology provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD448116) and active in the NPI registry since May 2009. She is enrolled in Medicare PECOS, is affiliated with Hospital Of Univ Of Pennsylvania, and is a graduate of Harvard Medical School (2009).

NPPES Registry Identity

NPI1033343280

Entity TypeIndividualFemale

Primary Taxonomy207L00000X

Provider Legal NameKRISTEN CAREY ROCKCredential: MD

Location Address3400 SPRUCE ST, DULLES 6Philadelphia, PA 19104-4238

Mailing Address3400 Spruce St, Dulles 6Philadelphia, PA 19104-4238 · (215) 349-8310

Phone(215) 349-8310

Sole ProprietorNo

Medical School CMSHarvard Medical SchoolGraduated 2009

Enumeration DateMay 2, 2009

Last NPPES UpdateJune 12, 2014

✔ NPI 1033343280 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians

Taxonomy Code207L00000X

License✔ Licensed in PA · MD448116

Definition

An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.

Also ListedAnesthesiology · Critical Care MedicineTaxonomy 207LC0200X · License MD448116 (PA)

3400 SPRUCE ST, Philadelphia, PA 19104

Open in Google Maps ↗

Other Names 1

Former Name (1)Kristen N Carey Md

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

Kristen Carey Rock Md 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.

PECOS PAC ID2062631815

PECOS Enrollment IDI20140910001215

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Kristen Rock reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Of Penn-Medical Group

Same address

Dermatopathology

3400 SPRUCE ST, 2 RHOADS PAVILION
Philadelphia, PA 19104

Reassigned Medicare billing, Pennsylvania enrollment
3,488 clinicians in this Medicare group

NPI 1073902169 (215) 662-2737

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 7

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.

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

93 services37 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

41 services22 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

30 services21 patients

Anesthesia for procedure to correct abnormal heart rhythm 00410

Anesthesia for a procedure to correct abnormal heart rhythm ensures you won't feel pain during the treatment. It can be general, where you're completely asleep, or local, numbing only a specific area. Your vital signs are monitored to ensure safety during the procedure.

15 services15 patients

Insertion of artery tube for blood sampling or infusion through skin 36620

This procedure involves placing a small tube into an artery, usually in the wrist or elbow, to collect blood samples or administer medication. It's done under local anesthesia and is a common, safe practice.

14 services14 patients

Anesthesia for procedure to assess heart electrical activity 00537

Anesthesia for a procedure to assess heart electrical activity helps ensure comfort and relaxation. It involves administering medication that either numbs a specific area or makes you sleep temporarily. This allows doctors to safely examine your heart's electrical signals without causing discomfort.

12 services12 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Hospital Of Univ Of Pennsylvania

Acute Care Hospitals · Philadelphia, PA

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390111

Location34th & Spruce StsPhiladelphia, PA 19104 · Philadelphia County

Emergency services Birthing friendly

Penn Presbyterian Medical Center

Acute Care Hospitals · Philadelphia, PA

5/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number390223

Location51 North 39th StreetPhiladelphia, PA 19104 · Philadelphia County

Emergency services

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.

85.48/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

73.6

Promoting Interoperability

100

Improvement Activities

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.

ELIZABETH FOGLIA MD

Pediatrics

3400 SPRUCE ST, 8 RAVDIN
PHILADELPHIA, PA 19104

Philadelphia County (215) 662-3228

JOEL M STEIN MD

Radiology (Diagnostic Radiology)

3400 SPRUCE ST
PHILADELPHIA, PA 19104

Philadelphia County (215) 662-3005

PRISCILLA NELSON M.D.

Anesthesiology

3400 SPRUCE ST, 6 DULLES
PHILADELPHIA, PA 19104

Philadelphia County (215) 349-8310

DR. JASON THOMAS ACKRIVO MD

Internal Medicine (Pulmonary Disease)

3400 SPRUCE ST
PHILADELPHIA, PA 19104

Philadelphia County (215) 614-0871

JEAN-PHILIPPE RICHARD DMD

Student in an Organized Health Care Education/Training Program

3400 SPRUCE ST
PHILADELPHIA, PA 19104

Philadelphia County (215) 662-6176

LEAH M LOPEZ PA-C

Physician Assistant (Medical)

3400 SPRUCE ST, 4 SILVERSTEIN
PHILADELPHIA, PA 19104

Philadelphia County (215) 662-7870

JOANIE M GARRATT MD

Radiology (Diagnostic Radiology)

3400 SPRUCE ST
PHILADELPHIA, PA 19104

Philadelphia County (215) 662-3000

JENNIFER DEKERLEGAND

Physical Therapist

3400 SPRUCE ST, 1 WHITE BUILDING
PHILADELPHIA, PA 19104

Philadelphia County (215) 662-3265

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 Kristen Rock's NPI number?

The NPI number for Kristen Rock is 1033343280. It was assigned to this individual provider in the NPPES registry on May 2, 2009. The provider is also known as Kristen N Carey MD.

Where is Kristen Rock located?

Kristen Rock practices at 3400 Spruce St Dulles 6, Philadelphia, PA 19104. The listed phone number is (215) 349-8310.

What is Kristen Rock's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Kristen Rock enrolled in Medicare?

Yes. Kristen Rock 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 organization bills Medicare for Kristen Rock's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kristen Rock reassigns Medicare benefits to University Of Penn-Medical Group (Philadelphia, PA). The 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 Kristen Rock's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Kristen Rock affiliated with any hospitals?

According to CMS data, Kristen Rock is affiliated with Hospital Of Univ Of Pennsylvania and Penn Presbyterian Medical Center.

When was this NPI record last updated?

The NPPES record for Kristen Rock was last updated on June 12, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.