Active NPI 1013916808 Individual Practitioner Male Practitioner

Dr. Ian D Kleinhen , MD

Internal Medicine • Windsor, CT

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Ian Kleinhen, MD is a certified Internal Medicine practicing in Windsor, CT. With approximately 31 years of clinical experience since graduating from Georgetown University School Of Medicine in 1995, Dr. Kleinhen delivers high-quality medical care to the local community at 74 MACK ST.

Dr. Kleinhen maintains professional affiliations with Ptsma Inc, Mclean Fund and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit, advance care planning, first. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

74 Mack St

Windsor, CT 060952759

Telephone 8602988830

Fax 8602989929

Associated Practice Facility / Clinic

🏢 Windsor Medical Associates Llc Facility NPI 1447222559

Medicare Profile & Education

Medical School

Georgetown University School Of Medicine

Graduation Year

1995

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Windsor, CT

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

31 Yrs -5.0 yrs vs City Avg

City Avg: 36.0 Yrs

State Avg: 30.4 Yrs

Regional Practice Density

9 Specialists

Practicing in Windsor, CT (2753 Statewide)

Telehealth Adoption Rate

11.1% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

33.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Kleinhen (31 Years) 31 Yrs

Windsor Specialty Average (36.0 Years) 36.0 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	196	105	$175.00	$132.77
99213 Established patient office or other outpatient visit, typically 15 minutes	93	64	$150.00	$94.87
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	78	78	$245.00	$135.05
99497 Advance care planning, first 30 minutes	76	76	$104.00	$84.38
90653 Vaccine for influenza for injection into muscle	45	45	$77.00	$73.78
G0008 Administration of influenza virus vaccine	44	44	$34.00	$33.32
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	21	21	$183.00	$116.72
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	18	16	$225.00	$187.98
93000 Routine ekg using at least 12 leads including interpretation and report	16	13	$112.00	$15.03

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	170	85	$175.00	$133.88
99213 Established patient office or other outpatient visit, typically 15 minutes	112	59	$150.00	$94.60
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	81	81	$245.00	$135.82
99497 Advance care planning, first 30 minutes	74	74	$104.00	$85.98
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage	39	39	$77.00	$73.53
G0008 Administration of influenza virus vaccine	39	39	$34.00	$32.50
93000 Routine ekg using at least 12 leads including interpretation and report	14	14	$112.00	$15.37
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	12	12	$225.00	$188.19

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	145	82	$175.00	$136.78
99213 Established patient office or other outpatient visit, typically 15 minutes	108	56	$150.00	$96.86
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	74	74	$245.00	$139.72
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage	45	45	$77.00	$68.69
G0008 Administration of influenza virus vaccine	44	44	$34.00	$31.97
99497 Advance care planning, first 30 minutes	30	30	$104.00	$88.81
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$183.00	$120.38

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	117	74	$175.00	$138.20
99213 Established patient office or other outpatient visit, typically 15 minutes	94	51	$150.00	$98.02
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	69	69	$245.00	$140.83
G0008 Administration of influenza virus vaccine	35	35	$34.00	$18.53
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage	35	35	$78.00	$66.43
G0444 Annual depression screening, 5 to 15 minutes	11	11	$25.00	$20.44

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	114	69	$175.00	$119.16
99213 Established patient office or other outpatient visit, typically 15 minutes	66	40	$150.00	$81.21
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	59	59	$245.00	$125.50
G0444 Annual depression screening, 5 to 15 minutes	53	53	$25.00	$20.21
90682 Influenza vaccine, quadrivalent derived from recombinant dna	34	34	$66.00	$60.98
G0008 Administration of influenza virus vaccine	34	34	$34.00	$18.33
93882 Ultrasound of one side of head and neck blood flow	13	13	$200.00	$146.09

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	155	84	$175.00	$117.89
99213 Established patient office or other outpatient visit, typically 15 minutes	93	45	$150.00	$80.74
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	75	75	$245.00	$124.89
93882 Ultrasound of one side of head and neck blood flow	30	30	$200.00	$140.96
82947 Blood glucose (sugar) level	18	18	$25.00	$4.28
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	16	15	$225.00	$157.64
93000 Routine ekg using at least 12 leads including interpretation and report	15	13	$112.00	$18.73
82274 Stool analysis for blood, by fecal hemoglobin determination by immunoassay	11	11	$20.00	$17.32

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	238	120	$175.00	$111.95
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	85	85	$245.00	$121.78
99213 Established patient office or other outpatient visit, typically 15 minutes	80	59	$150.00	$76.29
82947 Blood glucose (sugar) level	59	54	$25.00	$4.75
93000 Routine ekg using at least 12 leads including interpretation and report	37	34	$112.00	$18.00
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	24	20	$225.00	$151.57
G0008 Administration of influenza virus vaccine	24	24	$34.00	$22.26
90653 Vaccine for influenza for injection into muscle	23	23	$85.00	$53.58
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	19	15	$179.00	$56.23

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	513	260	$175.00	$111.26
82947 Blood glucose (sugar) level	229	141	$25.00	$5.28
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	224	224	$245.00	$119.41
93000 Routine ekg using at least 12 leads including interpretation and report	223	189	$112.00	$17.89
99213 Established patient office or other outpatient visit, typically 15 minutes	179	119	$150.00	$75.77
G0008 Administration of influenza virus vaccine	69	68	$34.00	$27.77
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	66	66	$23.33	$22.25
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	56	50	$225.00	$147.12
82270 Stool analysis for blood to screen for colon tumors	49	49	$20.00	$4.37
81003 Automated urinalysis test	41	32	$22.00	$3.02
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	37	28	$179.00	$55.89
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	30	14	$110.00	$43.34
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	15	15	$242.00	$156.46

Medical Specialties & State Licenses

CMS Verified: 2020-02-27

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License CT 036853

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

001368530 (CT)

Hospital & Practice Group Affiliations

Mclean Fund

75 Great Pond Rd, Simsbury, CT 060701980

Ptsma Inc

37 S Broad St, Pawcatuck, CT 063797909

Phone: 8604951919

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

6 Associated Practitioners

Dr. Shahena Master , DO

Internal Medicine

NPI 1174522973

Doctor of Osteopathic Medicine (D.O.)

Daniella Gordon , APRN

Nurse Practitioner - Family

NPI 1215713888

Advanced Practice Registered Nurse

Dr. Mahammed Saiyed , MD

Family Medicine

NPI 1326253469

Doctor of Medicine (M.D.)

Dr. David Sherwood , MD

Internal Medicine

NPI 1508865387

Doctor of Medicine (M.D.)

Dr. Joseph Misiak , MD

Internal Medicine

NPI 1871592667

Doctor of Medicine (M.D.)

Kay Patterson

Registered Nurse

NPI 1962371278

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

7 Historical Events

📍

Updated Business Mailing Address February 27, 2020

Registered at 74 MACK ST, STE 1, WINDSOR, CT 060952759 (Tel: 8602988830)

✅

NPI Profile Active October 17, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location October 17, 2007

Registered at 74 MACK ST, WINDSOR, CT 060952759 (Tel: 8602988830)

📍

Updated Business Mailing Address October 17, 2007

Registered at 74 MACK ST, WINDSOR, CT 060952759 (Tel: 8602988830)

👤

Provider Name / Credentials Updated October 17, 2007

Recorded as IAN KLEINHEN, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 17, 2007

Internal Medicine (License #036853 in CT)

🟢

Initial NPI Registration & Enumeration July 14, 2005

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1013916808

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: July 14, 2005

Last Update: February 27, 2020

Sole Proprietor: No

Update or Correct Profile

Mailing Address

74 Mack St, Ste 1

Windsor, CT 060952759

Phone: 8602988830

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.