1. Home
  2. Directory
  3. Colorado
  4. Denver
  5. Hospitalist
  6. NPI Profile

ROBIN MACCOLL FENNIMORE MD
NPI 1245377522
Hospitalist in Denver, CO

Active since January 30, 2007PECOS Enrolled
4500 E 9TH AVE, STE 200, DENVER, CO 80220(303) 399-0055(303) 399-7764 Get Directions Write a Review

NPPES record last updated: June 7, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Robin Maccoll Fennimore Md NPPES

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

ROBIN MACCOLL FENNIMORE MD (NPI 1245377522) is an individual hospitalist provider in Denver, Colorado, licensed in Colorado (48850) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS and maintains a secondary practice location in Denver.

NPPES Registry Identity

NPI1245377522
Entity TypeIndividualFemale
Primary Taxonomy208M00000X
Provider Legal NameROBIN MACCOLL FENNIMORECredential: MD
Location Address4500 E 9TH AVE, STE 200Denver, CO 80220-3911
Mailing AddressPo Box 110429Aurora, CO 80042-0429
Phone(303) 399-0055
Fax(303) 399-7764
Sole ProprietorNo
Enumeration DateJanuary 30, 2007
Last NPPES UpdateJune 7, 2023
NPPES CertifiedJune 7, 2023
✔ NPI 1245377522 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in CO · 48850
Definition

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

Also ListedObstetrics & Gynecology · Maternal & Fetal MedicineTaxonomy 207VM0101X · License 48850 (CO)
Also ListedObstetrics & Gynecology · ObstetricsTaxonomy 207VX0000X · License 48850 (CO)
4500 E 9TH AVE, Denver, CO 80220
Open in Google Maps ↗

Other Names 1

Former Name (1)Cynthia Roberton Maccoll Md

Secondary Practice Location 1

Location 12807 Roslyn StDenver, CO 80238-2624 · Phone (720) 848-0000

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Robin Maccoll Fennimore Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80220 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$132.55 typical visit price
range $58.06 – $174.82
Typical copayment $33.13 (range $14.51 – $43.70)
Most-billed visit code 99204
Established Patient
$102.03 typical visit price
range $18.88 – $142.79
Typical copayment $25.50 (range $4.72 – $35.69)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

MOLLY E GILPIN PA
Physician Assistant
4500 E 9TH AVE, SUITE 740
DENVER, CO 80220
Denver County (720) 941-1778
BRIDGET M WALSH MD
Obstetrics & Gynecology
4500 E 9TH AVE, SUITE 200
DENVER, CO 80220
Denver County (303) 399-0055
ERICA L LIESMAKI MD
Family Medicine
4500 E 9TH AVE, STE #320
DENVER, CO 80220
Denver County (303) 322-0212
DR. DONALD APTEKAR M.D.
Obstetrics & Gynecology
4500 E 9TH AVE, #700S
DENVER, CO 80220
Denver County (303) 399-3315
SARAH CARD HUMPHREYS M.D.
Pediatrics
4500 E 9TH AVE, STE 740
DENVER, CO 80220
Denver County (720) 941-1778
MRS. LAURA WOLFE M.D.
Internal Medicine (Gastroenterology)
4500 E 9TH AVE, SUITE 720S
DENVER, CO 80220
Denver County (303) 355-3525
MANDI PHILLIPS NP-C
Nurse Practitioner (Family)
4500 E 9TH AVE, #615
DENVER, CO 80220
Denver County (720) 475-8750
FRANCA SOFIA SAMOILOVICH MD
Internal Medicine
4500 E 9TH AVE
DENVER, CO 80220
Denver County (303) 394-9355

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 Robin Fennimore's NPI number?

The NPI number for Robin Fennimore is 1245377522. It was assigned to this individual provider in the NPPES registry on January 30, 2007. The provider is also known as Cynthia Roberton Maccoll MD.

Where is Robin Fennimore located?

Robin Fennimore practices at 4500 E 9th Ave Ste 200, Denver, CO 80220. The listed phone number is (303) 399-0055.

What is Robin Fennimore's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Robin Fennimore enrolled in Medicare?

Yes. Robin Fennimore is registered in the Medicare PECOS enrollment system.

What insurance does Robin Fennimore accept?

Health plans from Medica list Robin Fennimore as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Robin Fennimore was last updated on June 7, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.